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    Commutation Module MK-140 (M4)

    Technical characteristics:

    Voltage range, V

    18...30

    Max power, W

    30

    Number of supported devices (number of connectors)

    4*

    Rated output voltage of sensor RS 485, V

    14,8

    Communication interface to PC and external Digital sensors

    RS-485

    RS-485 baud rate, bit/sec

    57 600

    Communication protocol

    МоdBus

    Max dimensions, mm

    190x66x243

    Max weight, kg

    1.9

    Marking of EX II 3G Ex nA [ia Ga] [ib Gb] IIB T4 Gc
    Min ingress protection, GOST 14254-2015(IEC 60529-2013) IP 65 
    Ambient temperature range,оС от -40 до +50

    One control module connector

    MK-140 (M4) is an extension for the DEL-150 configuration and it’s made to meet the customer’s technical needs.

    MK-140 (M4) is the best option to connect 1-3 devices. There are intrinsic safety barriers (a repeater RS-485), ex-marking [Ex ib Gb]IIA in MK-140.

    According to GOST IEC 60079-14:2013 the device MK-140 with ex-marking is used in dangerously explosive areas and connected intrinsically safe circuit with electrical device in ex-rated ones.

     

    Capabilities:

    • Intrinsically safe power supply to the sensors and other devices from SKPB DEL-150;
    • Connecting a control module to extra devices (sensors, remote indicators, transducers, actuators);
    • Commutation modules can be connected in series.

    Design features:

    • Two modifications for power supply connection.