MSA SUPREMA - Page 351

REV 0, June 2005 Page 351
Operation Manual SUPREMA
12. Sensor Data Sheets
Simulation of normal operation / Alarm / RESET / Open or short-circuit fault indication:
Simulation Effect
Normal operation
END OF LINE resistor 2K2
connected according to circuit diagram Normal operation
Alarm
END OF LINE resistor 2K2
connected according to circuit diagram
Connect resistor 1.0 K 1% 0.5 W
between terminals 3 and 4 Alarm message
RESET
Connect wire jumper between terminals 3 and 4 Alarm message disappears, normal operation.
After approximately 45 s failure message
appears.
Open-circuit of line
END OF LINE resistor 2K2 not connected Failure message
Line short-circuit
END OF LINE resistor short-circuited Failure message after max. 45 s.