MTL3011 Solid-State Isolators – Hazardous Zone Control

MTL3011 & MTL3012 Safety Isolators: Hazardous Area Control Made Simple

Essential Function

These units safely connect explosive-area sensors to control systems in safe zones. MTL3011 has relay output, MTL3012 has logic-compatible solid-state switching.

Technical Specifications

• Brand: MTL
• Models: MTL3011 (Relay), MTL3012 (Solid-State)
• Power Input: 20-35V DC
• Sensor Voltage: 7.7-9.0V DC
• Response Time: 1ms (MTL3011), 0.1ms (MTL3012)
• Output Rating:
  • MTL3011: 200V AC/0.5A
  • MTL3012: Logic-compatible switch
• Fault Detection:
  • Open circuit: <100μA
  • Short circuit: >6.5mA
• Relay Life: 750,000 operations (MTL3011)
• Fuse Protection: 50mA replaceable
• EMC Immunity: 20V/m RF noise resistance

Easy Setup

• Mount in safe areas only
• Works with NAMUR sensors
• Top-mounted phase reverse switch
• No programming required

Safety Approvals

• ATEX/IECEx: Zone 0, IIC, T6
• FM: Div 1, Group A
• CE, RoHS compliant

Support & Delivery

• 12-month warranty
• Global shipping: FedEx/UPS/DHL
• Delivery: 2-3 business days

Professional Questions

• Q: Which model for PLC systems?
  A: MTL3012 – solid-state works with logic inputs
• Q: Can I disable fault detection?
  A: Yes – link terminals 7-8
• Q: Maximum sensor distance?
  A: 250m with 18AWG cable
• Q: Replacement fuse type?
  A: 50mA semi-time-lag (DIN 41571)
• Q: Humidity tolerance?
  A: 0-95% non-condensing

Package Includes

• 1x MTL3011 or MTL3012 unit
• Installation guide
• Spare fuse