Hardware And Software Configuration; Failure Category; Periodic Proof Test Procedure; Procedures To Repair Or Replace The Product - PR 9203 Manual

8. Hardware and software configuration

All configurations of software and hardware versions are fixed from factory,
and cannot be changed by end-user or reseller.
This manual only covers products labelled with the product version (or range
of versions) specified on the front page.

9. failure category

Fail Safe Detected
Fail Safe Undetected
Fail Dangerous Detected
Fail Dangerous Undetected

10. Periodic proof test procedure

Step action
1 Bypass the safety PLC or take other appropriate action to avoid a false trip
Connect a simulator identical to the input setup
2
Perform an ON / OFF signal for each channel
3
Observe whether the output channel acts as expected
4
Restore the input terminals to full operation
5
Remove the bypass from the safety PLC or otherwise restore normal
6
operation
This test will detect approximately 95% of possible "du" (dangerous undetected)
failures in the device. The proof test is equivalent to the functional test.

11. Procedures to repair or replace the product

Any failures that are detected and that compromise functional safety should
be reported to the sales department at PR electronics A/S.
Repair of the device and replacement of circuit breakers must be done by
PR electronics A/S only.

12. maintenance

No maintenance required.
9203 Solenoid / Alarm Driver
failure category
Version No. V3R0
failure rates (1/h)
B1A, B1B
0.00E+00
4.77E-07
0.00E+00
4.30E-08
Safety Manual
B2A
0.00E+00
4.80E-07
0.00E+00
4.60E-08
5