Appendix Programming Information
1294
40.8.5 System registers for FP0
Memory size
No. Name Default Values
0 Sequence program area size
3/5/10 kwords
1)
Fixed
1)
Depending on PLC type (2.7k, 5k, or 10k type)
Hold on/off
No
.
Name Default Values
5 Counter start address 100 0–144
6 Timer/Counter hold area start address
140/128/100
1)
Fixed/0–144
2)
7 Internal relay hold area start address (in word units)
61/55/48
1)
Fixed/0–63
2)
8 Data register hold area start address
1652/6112/12289
1)
Fixed/0–16382
2)
14 Step ladder hold/non-hold Non-hold
Fixed/Hold/Non-hold
2)
These settings are effective if the optional backup battery is installed
If no backup battery is used, do not change the default settings. Otherwise proper functioning of hold/non-hold
values cannot be guaranteed.
1)
Depending on PLC type (2,7k type/5k type/10k type)
2)
Depending on PLC type (Fixed value: 2,7k, 5k types, variable values: 10k type)
Act on Error
No. Name Default Values
20 Duplicate output Enable Fixed
23 I/O verification error Stop Stop/Continue
24 Watchdog timer time-out by
operation jam
Stop Fixed
26 Operation error Stop Stop/Continue
27 Remote I/O slave link error Stop Stop/Continue
Time-Out
No. Name Default Values
30 Watchdog timer time-out 210.0ms Fixed
31 Multi-frame communication time 6500.0ms 10.0–81900.0ms
34 Constant scan time 0.0ms 0.0–160.0ms
0.0: Normal scan (non-constant)