Fault Message Encoding - Bosch PSU 5000 Series Instructions For Assembly And Operation Manual

7.6 Fault message encoding

1070 078 224--- 108
PSU 5000 / PSG 3000
Instructions for Assembly and Operation
All fault messages indicated at the seven--segment display can also be transmitted
in binary code to an external PLC for evaluation. The pin assignment of output bits 1
to 4 is shown on page 7--2.
X21
1
O1
2
O2
O3
3
O4
4
Fault number: 0 1
Points mean: +24 V DC at terminals 1 - - 4
(for an explanation of the individual fault messages,
see page 7- -3)
2 3 4 5 6 7 8
Monitoring and
diagnostics
0 normal operation; no fault
1 transformer temperature
thermal diode overcurrent
2
driver fault
3
4 inverter temperature
5 DC link voltage
6 power supply fault
overcurrent / earth fault
7
8 measuring loop fault
7---5