Table 12-2 Dip Switch Fault Codes; Table 12-3 Safety Output (Ossd) Faults; Table 12-4 Mpce Faults - Omron MC4700 Installation And Operating Manual

Table 12-2 DIP Switch Fault Codes

Code Displayed
20
21
22
23

Table 12-3 Safety Output (OSSD) Faults

Code Displayed
30

Table 12-4 MPCE Faults

Code Displayed
40
41
43
OMRON SCIENTIFIC TECHNOLOGIES INC.
Fremont CA USA
Tel: 1/888/510-4357 in USA and Canada
System Status
Incorrect operating mode or
floating blanking switch setting.
Invalid switch setting.
DIP switch settings changed during
operation.
Invalid switch settings.
System Status
General safety output (OSSD) fault.
System Status
General MPCE fault.
MPCE Open before safety output
(OSSD) activation.
MPCE open when power is applied.
47
Corrective Action
1. Check setting of operating mode
switches 1 and 2.
2. Check setting of floating blanking
switches 5 and 6.
1. Check to see that settings of switch
positions 1 through 7 are valid and
identically set between switches A and B.
1. Press and release start switch or cycle
power.
1. Check channel select and MPCE
switches for valid settings.
Possible Cause/Corrective Action
1. OSSD A shorted to OSSD B. Check
wiring. Wiring according to manual.
2. OSSD A or OSSD B shorted to power.
Check wiring. Wire according to manual.
3. OSSD A or OSSD B shorted to ground.
Check wiring. Wire according to manual.
Corrective Action
1. Possible incorrectly wired MPCE circuit.
Check and wire according to manual.
1. Check to confirm that MPCE circuit is
closed before OSSD activation.
1. Check to confirm that MPCE circuit is
closed when power is applied.
© OSTI 1209 PN99584-0050 Rev. E
Original Instructions