Description
MTL4014: Proximity Switch Interface for Hazardous Areas
The MTL4014 safely connects your proximity detectors and switches in explosive areas to safe-area control systems. It uses a reliable reed relay for output and includes built-in line fault detection (LFD) to monitor wiring integrity. Optional earth fault detection is available with the MTL4220 module.
Technical Specifications
- Brand: MTL
- Model: MTL4014
- Channels: 1
- Sensor Type: Proximity detectors & switches
- Sensor Voltage: 7.0-9.0V DC
- Output Type: Reed relay (single-pole)
- Response Time: < 2ms
- Contact Rating: 0.5A, 35V DC
- Power Supply: 20-35V DC
- Current Consumption: 45mA @ 24V DC
- Isolation: 250V AC
- LED Indicators: Power (Green), Input (Amber), Fault (Red)
Frequently Asked Questions
Q1: What types of sensors can I connect?
A1: You can connect proximity detectors and switches designed for hazardous areas.
Q2: How does the line fault detection work?
A2: It detects both broken wires (open circuit) and shorted wires, opening the fault relay.
Q3: What is the output type?
A3: It provides a reed relay output that is easy to connect to most control systems.
Q4: Can I add earth fault detection?
A4: Yes, by connecting an optional MTL4220 earth leakage detector to terminal 6.
Q5: What do the LED indicators show?
A5: Green shows power, amber shows input active, and red indicates a line fault.
Safety Certification
Approved for Zone 0, IIC, T4-T6 and Division 1, Group A hazardous locations.
Package Contents
One MTL4014 Proximity Switch Interface module.
Warranty
Your purchase is protected by a 12-month warranty.
Shipping
We ship internationally using FedEx, UPS, and DHL for reliable delivery.










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