MTL5017 Dual Channel Switch/Proximity Detector Isolator
Manufacturer: MTL
Product No.: MTL5017
Condition: In stock
Product Type: Switch Interface
Product Origin: EN
Payment: T/T, Western Union
Weight: 200g
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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Engineering Profile: Hazardous Area Signal Isolation
The MTL5017 is a high-integrity dual-channel isolator designed to interface safe-area loads with switches or NAMUR-compliant proximity detectors located in hazardous environments. It provides galvanic isolation and advanced line fault detection (LFD), ensuring process safety by monitoring field circuits for open or short-circuit conditions.
Technical Specification Matrix
- Channels: 2 Independent Channels
- Input Compatibility: NAMUR/DIN 19234 Proximity or Mechanical Switches
- Safety Rating: 10.5V, 800Ω, 14mA (Um = 250V rms/dc)
- Line Fault Detection: Monitors for <100µA (Open) and <100Ω (Short)
- Output Type: 2 x Normally-Open Relays + 1 x LFD Common Relay
- Supply Voltage: 20 to 35V DC
Global PLC Spare HUB Insight
Our technical team rates the MTL5017 as a critical safety barrier for petrochemical and gas processing plants. It excels in high-density signal conversion applications where active line monitoring is required to maintain safety standards.
Diagnostic & Operational Capabilities
- Phase Reversal: Independent control via base-mounted switches for logic inversion.
- State Signaling: Dedicated yellow status LEDs confirm relay engagement.
- LFD Logic: Dedicated Red LED and auxiliary relay alert the system during field wiring degradation.
- Load Protection: Contacts rated for 10VA/10W capacity.
Logistics & Warranty
- Shipping: Expedited global transit via FedEx, UPS, and DHL.
- Warranty: Comprehensive 12-month performance warranty.
Professional Frequently Asked Questions
Q: What is the purpose of the external resistors for contact inputs?
A: These allow the unit to distinguish between switch states and fault conditions.
Q: Can I drive high-power solenoid valves?
A: No, use an intermediate power relay as the contacts are limited to 10VA/10W.
Q: How does LFD identify fault types?
A: It measures loop resistance and current, triggering alerts for open or short circuits.
Q: Is the LFD relay fail-safe?
A: Yes, it is normally-energized and opens upon fault detection.
Q: Why use the phase reversal switch?
A: It allows for easy configuration of "Energize-to-Trip" or "Fail-Safe" logic.

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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.



