A-21
4.4 Precautions when Connecting the Uninterruptible Power Supply (UPS)46
4.5 Part Names............................................................................................. 47
4.6 RS232C Interface (A1SCPUC24-R2 only) ............................................. 54
4.7 Self-Loopback Test (A1SCPUC24-R2 only)........................................... 57
5. SPECIFICATION AND CONNECTION OF I/O MODULES .......................... 58
5.1 Input modules ......................................................................................... 58
5.1.1 Input module specifications ............................................................. 58
5.1.2 Input module connections ...............................................................62
5.2 Output modules ...................................................................................... 66
5.2.1 Output module specifications .......................................................... 66
5.2.2 Output module connections ............................................................72
5.3 Input/output combined modules ............................................................. 80
5.3.1 Input/output combined module specifications ................................. 80
5.3.2 Input/output composite module connections...................................82
6. ERROR CODES ........................................................................................... 84
6.1 How to read error codes.........................................................................84
6.2 Error Code List for A1SCPUC24-R2 ...................................................... 85
6.3 Error Code List for A1SHCPU and A2SHCPU ....................................... 95
6.4 Error Code List for A2ASCPU(S1/S30) and A2USHCPU-S1 ...............106
APPENDICES................................................................................................. 129
Appendix 1 CPU-by-CPU Startup Names ..................................................129
Appendix 2 Transportation Precautions ..................................................... 129
Appendix 2.1 Relevant Models ..............................................................129
Appendix 2.2 Transportation Guidelines ................................................129