Sigmatek CIV512 VARAN Gateway Module Control Unit 18-30VDC
Manufacturer: Sigmatek
Product No.: CIV512
Condition: In stock
Product Type: VARAN Gateway Module
Product Origin: USA
Payment: T/T, Western Union
Weight: 500g
Shipping port: Xiamen
Warranty: 12 months
Estimate delivery times: 12-26 days (International), 3-6 days (United States).
Return within 30 days of purchase. Duties & taxes are non-refundable.
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Core Architecture: CIV512 C-DIAS Gateway & Bus Coupler
The CIV512 (Article 12-003-512) engineered by Sigmatek Automation functions as a high-performance bridging module within the C-DIAS and VARAN bus ecosystem. Designed to merge deterministic real-time Ethernet communication with modular I/O racks, this gateway supplies regulated internal bus power while routing high-speed packet streams across industrial automation nodes.
Performance Metrics & Electrical Architecture
| Engineering Parameter | Operational Specification |
|---|---|
| Manufacturer & Series | Sigmatek Automation — C-DIAS / VARAN System Series |
| Model & Article Number | CIV512 | Article Code: 12-003-512 |
| Communication Interfaces | 1 × VARAN-In (RJ45); 1 × VARAN-Out with optional Ethernet/VtE support (max 100 m cable length) |
| Nominal Supply Voltage | 18 – 30 V DC isolated industrial rail power |
| Total Current Draw | Dynamic current consumption dependent on connected rack load (maximum 1.7 A) |
| Internal Bus Power Output | C-DIAS backplane supply output delivering up to 1.2 A (+5V / +24V logic rails) |
| Thermal Operating Envelope | 0 °C to +60 °C active operating ambient temperature |
| Storage & Enclosure Rating | -20 °C to +85 °C storage range; IP20 DIN-rail mount housing structure |
Physical Deployment & Cabling Parameters
- Backplane Docking: Slide the CIV512 directly onto the C-DIAS DIN-rail bus backbone, ensuring locking latches snap securely.
- Shielded Ethernet Wiring: Use CAT5e or higher SF/UTP cabling for VARAN-In and VARAN-Out ports to maintain deterministic jitter control.
- Power Distribution: Feed regulated 24VDC into the terminal block, ensuring main line wire gauge supports peak 1.7A branch demands.
Diagnostic & Commissioning Guidelines
- Link Status Verification: Observe the RJ45 link and activity LEDs to confirm valid VARAN heartbeat synchronization with the master CPU.
- Bus Load Calculation: Audit total C-DIAS slot power consumption prior to startup to prevent exceeding the internal 1.2A bus supply ceiling.
- Firmware Handshake: Verify that the engineering software project configuration matches the physical hardware revision index.
Frequently Asked Questions (FAQ)
Q1: Can the CIV512 supply power to heavy external field actuators directly from its internal terminals?
A1: No, the internal C-DIAS bus supply is strictly rated for logic and low-power I/O rails (max 1.2 A); heavy actuators require a separate external 24V supply grid.
Q2: What is the maximum allowable distance between two VARAN nodes connected via this gateway?
A2: Standard industrial Ethernet cabling permits a maximum segment length of 100 meters between active VARAN devices.
Q3: How do automation engineers address a dropped VARAN packet error code on the network ring?
A3: Inspect RJ45 connector shielding ground continuity and verify that cable runs are segregated away from high-voltage variable frequency drive cables.
Q4: Is it possible to hot-swap the CIV512 module while the control cabinet remains fully energized?
A4: Hot-swapping is not recommended; power must be completely disconnected to prevent backplane bus latch-up and data corruption.
Q5: What diagnostic steps should technicians take if the module fails to establish a link with the master controller?
A5: Check incoming DC voltage stability (must remain within 18–30 V DC) and verify that the VARAN-In port is connected to the correct upstream master stream.

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Q: Are these parts 100% original and new?
A: Yes. Every component is guaranteed to be 100% original, brand-new, and factory-sealed. We also provide a 12-month comprehensive warranty for your peace of mind.
Q: How fast is the shipping to my country?
A: For in-stock items, we offer same-day dispatch. International express shipping (DHL/FedEx/UPS) typically delivers within 3–5 business days worldwide.
Q: Can I get a formal quotation with shipping costs?
A: Absolutely. Our sales team is ready to provide a detailed Proforma Invoice (PI) including the most competitive shipping rates for your location.
Q: Do you offer discounts for bulk orders?
A: We provide volume-based pricing for large projects or multiple-item orders. Please contact us to get our Best Price Guarantee.
12-Month Comprehensive Warranty
Every part supplied by Global PLC Spare Hub is covered by a 12-month warranty from the date of invoice.
- Coverage: Functional defects and hardware failures under normal operating conditions.
- Commitment: We provide immediate repair, replacement, or a full refund for any verified defective components to minimize your operational downtime.
Returns & Exchange Policy
We offer a 30-day return policy to ensure you receive the exact part your system requires.
- Eligibility: Returns are accepted for uninstalled items in their original, factory-sealed packaging.
- RMA Process: Please contact our support team to obtain a Return Merchandise Authorization (RMA) number before shipping.
- Fast Processing: Refunds or exchanges are processed within 3–5 business days after the returned item passes our technical inspection.
Need Technical Assistance?Not sure if this part is compatible with your system? [Consult our Engineers] before purchasing to ensure 100% compatibility.



