MIL-RD4911 Ex and MIL-RD4912 Ex

• The appliance complies with DIN IEC 100 protection class I
• The general installation standard EN 60079-14 must be observed
• Comply with DIN VDE 0100 mount the appliance at all 4 fixing points on the supporting structure
• Manipulations of any kind on the device are not permitted
• Connect the PE connection to the housing cover
• Terminal cover is also contact protection and must be present during operation
• Cable glands must be suitable for the cables/wires to ensure sufficient
  strain relief is guaranteed
• Application area II 2 G Ex e ib [ib Gb] mb IIC T4 Gb and II D Ex tb IIIC IP 6X T90 °C Db
• Measuring range of controller and limiter 0…450°C
• Intrinsically safe and galvanically isolated connection for platinum resistance thermometers
  Pt100 DIN EN 60751 in 3- or 2-wire circuit
• Switching point adjustment accessible with screwdriver
• Switching position of the main contactor indicated by a green LED
• Measured value display via 7-segment LED display for controller and limiter
• Indication of sensor break or sensor short-circuit signal
• Unlocking the limiter on the device
• No unlocking required after power failure
• Power supply 230V~ 50/60 Hz
• Sturdy aluminum standard housing IP64 for mounting on base plate
• Device fuse for the control circuit is internally accessible via terminal block

Technical data

Order data