{"product_id":"sec-z712-horiba-stec-sec-z700x-pressure-insensitive-gas-mfc","title":"SEC-Z712 HORIBA STEC SEC-Z700X Pressure-Insensitive Gas MFC","description":"\u003ch3\u003e\u003cstrong\u003eSEC-Z712 | HORIBA STEC SEC-Z700X Pressure-Insensitive Mass Flow Controller\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #1677cc;\"\u003eHORIBA STEC SEC-Z712\u003c\/span\u003e\u003c\/strong\u003e is a precision mass flow controller from the \u003cstrong\u003e\u003cspan style=\"color: #1677cc;\"\u003eSEC-Z700X Series\u003c\/span\u003e\u003c\/strong\u003e. It uses pressure-insensitive control technology for stable gas delivery in semiconductor manufacturing processes.\u003c\/p\u003e\n\u003cp\u003eUnlike conventional flow controllers, this model incorporates a built-in pressure sensor. Its pressure-insensitive function compensates for pressure fluctuations and reduces dependence on external pressure regulation components.\u003c\/p\u003e\n\u003cp\u003eThe controller supports multiple gases and measurement ranges. Its piezoelectric actuator provides precise valve control, while RS-485 communication enables digital integration with compatible equipment.\u003c\/p\u003e\n\u003cp\u003eWith a response time of \u003cstrong\u003e≤1 second (T98)\u003c\/strong\u003e, accuracy up to \u003cstrong\u003e±1.0% of setpoint\u003c\/strong\u003e, and metal sealing technology, the SEC-Z712 supports demanding gas delivery applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e01 | Product Architecture – What Makes SEC-Z712 Different?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngineering Element\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction and Application Value\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure-Insensitive Control\u003c\/td\u003e\n\u003ctd\u003eMaintains flow stability under pressure fluctuations.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Pressure Sensor\u003c\/td\u003e\n\u003ctd\u003eProvides internal pressure measurement for pressure compensation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiezoelectric Actuator\u003c\/td\u003e\n\u003ctd\u003eControls the gas flow through the internal valve.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMulti-Gas Capability\u003c\/td\u003e\n\u003ctd\u003eSupports multiple process gases and selectable measurement ranges.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMetal Sealing\u003c\/td\u003e\n\u003ctd\u003eProvides a metal-sealed gas flow path.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMulti-Display Function\u003c\/td\u003e\n\u003ctd\u003eSupports multiple display configurations.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRS-485 Communication\u003c\/td\u003e\n\u003ctd\u003eEnables digital communication through the F-Net protocol.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eKey Engineering Advantage:\u003c\/strong\u003e The integrated pressure sensor supports pressure-insensitive flow control. This helps reduce flow deviations caused by changing upstream pressure conditions.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e02 | Technical Specifications – Complete Parameter Reference\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHORIBA STEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #1677cc;\"\u003eSEC-Z712\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #1677cc;\"\u003eSEC-Z700X\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePressure-Insensitive Mass Flow Controller (MFC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFull-Scale Flow Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 SCCM to 10 SLM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReference Gas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eN₂ equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Range Codes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMR\/MG #R01–#06\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2–100% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±1.0% S.P. above 25% FS; ±0.25% FS at or below 25% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRepeatability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.2% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLinearity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.5% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤1 second (T98, full flow range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eValve Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiezoelectric actuator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eValve Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNormally open or normally closed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeater Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard unheated version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWetted Materials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSUS316L stainless steel and Co-Ni alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Surface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectropolished standard finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSealing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetal seals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLeak Integrity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤5 × 10⁻¹² Pa·m³\/s (He)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5–50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRecommended Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15–45°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+15 VDC ±5% \/ -15 VDC ±5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e165 mA per supply rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRS-485, F-Net protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Setpoint\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1–5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.6 \/ 38.4 \/ 115.2 kbps selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eElectrical Connectors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9-pin D-Sub and RJ-45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e126 × 64 × 29 mm (H × W × T)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProcess Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/4-inch VCR male\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitting Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e124 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoHS, SEMI E56-0309, SEMI F64-0701\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003e03 | Pressure Control and Operating Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #1677cc;\"\u003eSEC-Z712\u003c\/span\u003e\u003c\/strong\u003e uses an integrated pressure sensor to support pressure-insensitive flow regulation. This design addresses process instability caused by upstream pressure variations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Pressure Requirements\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePressure Parameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Differential Pressure\u003c\/td\u003e\n\u003ctd\u003e50–300 kPa(d)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecial Range Configuration\u003c\/td\u003e\n\u003ctd\u003e100–300 kPa(d) for #5.5 and #06\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Operating Pressure\u003c\/td\u003e\n\u003ctd\u003e450 kPa(g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Resistance\u003c\/td\u003e\n\u003ctd\u003e1000 kPa(g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Pressure Sensor Range\u003c\/td\u003e\n\u003ctd\u003e0–700 kPa(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003ePressure Transient Sensitivity\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Range Group\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003ePressure Transient Sensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#02–#10\u003c\/td\u003e\n\u003ctd\u003e±(1.0% S.P. + 1.0% FS maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e#R01–#1.5\u003c\/td\u003e\n\u003ctd\u003e±(5.0% S.P. + 1.5% FS maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eEngineering Note:\u003c\/strong\u003e Differential pressure and gauge pressure represent different measurement references. Confirm the pressure conditions at the actual installation point.\u003c\/p\u003e\n\u003cp\u003eThe specified pressure resistance is not a normal operating target. Keep the supply pressure within the applicable operating limits.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e04 | Measurement Accuracy and Control Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe controller provides different accuracy specifications across its operating range. Engineers should evaluate these values against the actual process setpoint.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy Above 25% FS:\u003c\/strong\u003e ±1.0% of setpoint.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy at or Below 25% FS:\u003c\/strong\u003e ±0.25% of full scale.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepeatability:\u003c\/strong\u003e ±0.2% FS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinearity:\u003c\/strong\u003e ±0.5% FS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Range:\u003c\/strong\u003e 2–100% FS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResponse Time:\u003c\/strong\u003e ≤1 second at T98 across the full flow range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eLow-Flow Selection Tip:\u003c\/strong\u003e Pay close attention to the full-scale range when operating near the lower measurement limit. A larger FS rating can reduce the effective resolution of low-flow process control.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e05 | Multi-Gas Compatibility and Range Selection\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #1677cc;\"\u003eHORIBA STEC SEC-Z700X Series\u003c\/span\u003e\u003c\/strong\u003e supports multiple process gases through selectable gas and range configurations.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGas Category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSupported Examples\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInert Gases\u003c\/td\u003e\n\u003ctd\u003eN₂, Ar, He\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReactive Gases\u003c\/td\u003e\n\u003ctd\u003eH₂, HBr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecialty Process Gases\u003c\/td\u003e\n\u003ctd\u003eSF₆, WF₆\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eAdditional gas configurations may be available. Confirm the exact gas calibration and measurement range before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Selection Considerations:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIdentify the actual process gas.\u003c\/li\u003e\n\u003cli\u003eConfirm the required full-scale flow rate.\u003c\/li\u003e\n\u003cli\u003eVerify the applicable MR\/MG range code.\u003c\/li\u003e\n\u003cli\u003eCheck the gas conversion and calibration requirements.\u003c\/li\u003e\n\u003cli\u003eConfirm pressure conditions and valve configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eN₂-equivalent flow ratings do not automatically represent identical actual flow behavior for every gas. Use the specified gas configuration for accurate process control.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e06 | Electrical Interface and System Integration\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe controller supports analog and digital control interfaces. Engineers can select the appropriate connection according to the host equipment architecture.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eElectrical Specification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Setpoint\u003c\/td\u003e\n\u003ctd\u003e0.1–5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Output\u003c\/td\u003e\n\u003ctd\u003e0–5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Communication\u003c\/td\u003e\n\u003ctd\u003eRS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003eF-Net\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelectable Baud Rates\u003c\/td\u003e\n\u003ctd\u003e9.6, 38.4, 115.2 kbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectors\u003c\/td\u003e\n\u003ctd\u003e9-pin D-Sub and RJ-45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePositive Supply\u003c\/td\u003e\n\u003ctd\u003e+15 VDC ±5%, 165 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNegative Supply\u003c\/td\u003e\n\u003ctd\u003e-15 VDC ±5%, 165 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eIntegration Guidance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVerify both positive and negative power supply rails.\u003c\/li\u003e\n\u003cli\u003eCheck analog signal ranges against the host controller.\u003c\/li\u003e\n\u003cli\u003eMatch the RS-485 baud rate with the communication master.\u003c\/li\u003e\n\u003cli\u003eConfirm F-Net protocol support before digital integration.\u003c\/li\u003e\n\u003cli\u003eVerify connector pin assignments using the official wiring documentation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDo not assume standard Modbus RTU compatibility. The specified digital protocol is HORIBA STEC F-Net.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e07 | Mechanical Construction and Gas Wetted Materials\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eGas-contact materials directly affect contamination control and process compatibility. The \u003cstrong\u003e\u003cspan style=\"color: #1677cc;\"\u003eSEC-Z712\u003c\/span\u003e\u003c\/strong\u003e uses stainless steel and Co-Ni alloy wetted components.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConstruction Feature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Wetted Material\u003c\/td\u003e\n\u003ctd\u003eSUS316L stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdditional Wetted Material\u003c\/td\u003e\n\u003ctd\u003eCo-Ni alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Surface Treatment\u003c\/td\u003e\n\u003ctd\u003eElectropolished standard finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeal Structure\u003c\/td\u003e\n\u003ctd\u003eMetal sealing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLeak Integrity\u003c\/td\u003e\n\u003ctd\u003e≤5 × 10⁻¹² Pa·m³\/s (He)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Connection\u003c\/td\u003e\n\u003ctd\u003e1\/4-inch VCR male\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Dimensions\u003c\/td\u003e\n\u003ctd\u003e126 × 64 × 29 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting Distance\u003c\/td\u003e\n\u003ctd\u003e124 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe metal-sealed construction supports demanding semiconductor gas delivery applications. The electropolished internal surface provides a controlled gas-contact finish.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e08 | Installation and Commissioning Guidelines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eCorrect installation protects measurement accuracy and maintains gas delivery stability.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm the Model:\u003c\/strong\u003e Match SEC-Z712 with the required gas and flow range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspect Process Connections:\u003c\/strong\u003e Check the 1\/4-inch VCR male fitting and mating surfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify Gas Compatibility:\u003c\/strong\u003e Confirm wetted material suitability for the process gas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Power:\u003c\/strong\u003e Provide stable ±15 VDC supplies within the specified tolerance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect Signals:\u003c\/strong\u003e Verify analog wiring or RS-485 communication connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck Pressure:\u003c\/strong\u003e Maintain the required differential and operating pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigure Gas Parameters:\u003c\/strong\u003e Select the correct gas and measurement range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerform Leak Testing:\u003c\/strong\u003e Follow approved semiconductor gas line leak-test procedures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify Flow:\u003c\/strong\u003e Compare the indicated flow against a suitable calibrated reference.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eCommissioning Recommendation:\u003c\/strong\u003e Avoid changing gas configurations without verifying the calibration requirements. Incorrect gas selection can cause significant measurement deviations.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e09 | Maintenance and Troubleshooting Considerations\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eObserved Condition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eRecommended Engineering Check\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow instability\u003c\/td\u003e\n\u003ctd\u003eInspect upstream pressure fluctuations and differential pressure.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlow flow response\u003c\/td\u003e\n\u003ctd\u003eCheck supply pressure, gas configuration, and valve operation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncorrect flow indication\u003c\/td\u003e\n\u003ctd\u003eVerify gas selection, full-scale range, and reference calibration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication failure\u003c\/td\u003e\n\u003ctd\u003eCheck RS-485 wiring, F-Net settings, and baud rate.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog signal deviation\u003c\/td\u003e\n\u003ctd\u003eMeasure the setpoint and output voltage at the interface.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnexpected leakage\u003c\/td\u003e\n\u003ctd\u003eInspect VCR fittings and metal sealing interfaces.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature-related drift\u003c\/td\u003e\n\u003ctd\u003eCheck ambient temperature against the recommended operating range.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eRoutine maintenance should include external inspection, connection checks, leak testing, and performance verification.\u003c\/p\u003e\n\u003cp\u003eFollow HORIBA STEC procedures for internal inspection and valve servicing. Avoid unauthorized disassembly of precision flow control components.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e10 | Compliance and Industry Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #1677cc;\"\u003eSEC-Z712 SEC-Z700X\u003c\/span\u003e\u003c\/strong\u003e is designed for precision gas delivery applications in semiconductor manufacturing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS:\u003c\/strong\u003e RoHS compliant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSEMI E56-0309:\u003c\/strong\u003e Applicable compliance specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSEMI F64-0701:\u003c\/strong\u003e Pressure transient-related specification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Applications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCVD Equipment:\u003c\/strong\u003e Controls process gas delivery during chemical vapor deposition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEtching Systems:\u003c\/strong\u003e Supports controlled gas supply for semiconductor etching processes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Tool Gas Panels:\u003c\/strong\u003e Provides pressure-insensitive gas flow control across equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-Talk Sensitive Processes:\u003c\/strong\u003e Helps reduce flow disturbances caused by pressure fluctuations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemiconductor Gas Distribution:\u003c\/strong\u003e Supports precise gas delivery in integrated process systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e11 | Packaging and Purchasing Information\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eItem\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eHORIBA STEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSEC-Z712\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSEC-Z700X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePressure-Insensitive Mass Flow Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eStandard unheated version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Quantity\u003c\/td\u003e\n\u003ctd\u003e1 unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Options\u003c\/td\u003e\n\u003ctd\u003eFedEx, DHL, or UPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailability\u003c\/td\u003e\n\u003ctd\u003eContact us for current stock and lead time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eOrdering Note:\u003c\/strong\u003e Confirm the gas type, full-scale flow range, MR\/MG code, valve configuration, and connector requirements before purchasing.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e12 | Professional FAQ – Selection, Process Engineering and Troubleshooting\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Why is pressure-insensitive control important in multi-tool semiconductor gas systems?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShared gas distribution networks can experience pressure changes when other tools operate. These changes can affect conventional mass flow controllers. Pressure-insensitive control helps maintain stable delivery during such disturbances. This feature benefits processes with strict gas flow requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: How should engineers select between the normally open and normally closed valve configurations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEvaluate the required shutdown behavior and process safety architecture. A normally closed configuration can stop flow when the valve loses its actuating condition. A normally open configuration behaves differently during power or control interruption. Confirm the required fail position with the process and safety engineers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Can an SEC-Z712 calibrated for nitrogen directly control WF6 or HBr?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDo not assume direct interchangeability between gas configurations. Different gases have different physical properties and calibration requirements. Verify the approved gas conversion, wetted material compatibility, and specific MR\/MG configuration before operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ4: Why might the controller show unstable flow even when the analog setpoint remains constant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eInvestigate differential pressure, gas supply stability, and upstream regulator performance. Also inspect the selected gas configuration and electrical supply rails. A stable command voltage does not guarantee stable actual flow under unsuitable operating conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ5: What details should procurement teams provide when replacing an installed SEC-Z700X controller?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProvide the complete model, gas type, full-scale flow rate, range code, and valve configuration. Confirm the 1\/4-inch VCR connection, electrical connectors, and supply requirements. These details help prevent calibration mismatches and installation delays.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"HORIBA","offers":[{"title":"Default Title","offer_id":68047310815414,"sku":"SEC-Z712","price":152.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/SEC-Z712_1.jpg?v=1794461741","url":"https:\/\/www.plcsparehub.com\/products\/sec-z712-horiba-stec-sec-z700x-pressure-insensitive-gas-mfc","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}