MSA SUPREMATouch MCP 20, Operating Manual

Page: 217 / 241

217
Sensor Data
GB
SUPREMATouch
Simulation of normal operation / Alarm / RESET / Open or short-circuit fault indication:
Simulation Effect
Normal operation
External power supply 23–32 V connected
according to circuit diagram
END OF LINE resistor 2K2 connected according
to circuit diagram
Connect resistor 10 K 0.5 W between terminal 1
and 2
Normal operation
Voltage of terminal 1–2 shall be <0.1 V
Alarm
External power supply 23–32 V connected
according to circuit diagram
END OF LINE resistor 2K2 connected according
to circuit diagram
Connect resistor 1.0 K 1% 0.5 W between
terminal 3 and 4
Alarm message
RESET
Connect wire jumper between terminals 3 and 4
Normal operation
After max. 45 s failure message appears.
Open-circuit of line
External power supply 23–32 Vconnected
according to circuit diagramEND OF LINE
resistor 2K2 not connected
Failure message
Line short-circuit
External power supply 23–32 Vconnected
according to circuit diagramEND OF LINE
resistor short-circuited
Failure message
Interruption of the supply voltage
External power supply 23–32 Vnot connected
END OF LINE resistor 2K2connected according
to circuit diagram
Failure message after max. 45 s
Leakage current
External power supply 23–32 V connected
according to circuit diagramEND OF LINE
resistor 2K2 connected according to circuit
diagramConnect resistor 10 K 0.5 W between
terminal 1 and 2Connect resistor 18 K between
terminals 4 and 5, or connect resistor 330R
between terminals 3 and 5.
Failure message
Voltage terminals 1-2 must be 23–32 V