17.1.1 Table of System Registers for FP-X
Item
Add-
ress
Name
Description
Hold/
Non-
hold 1
5
Starting number setting for
1008 0 to 1024
• 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
Hold type area starting number
setting for timer and counter
7
Hold type area starting number
setting for internal relays
248 0 to 256
8
Hold type area starting number
setting for data registers
C30, C60:
32710
0 to 32765
14
Hold or non-hold setting for step
4
Previous value is held for a
leading edge detection instruction
(DF instruction) with MC
Hold
Hold/
Non-hold
Hold/
Non-
hold 2
10
Hold type area starting number for
PC(PLC) W0-0 link relays
64 0 to 64
11
Hold type area starting number for
Hold type area starting number for
PC(PLC) W0-0 link registers
128 0 to 128
13
Hold type area starting number for
PC(PLC) W0-1 link registers
256 128 to 256
Action
on
error
20
Disable or enable setting for
duplicated output
Disabled Disabled/Enabled
23
Operation setting when an I/O
verification error occurs
Stop Stop/Continuation of operation
26
Operation setting when an
operation error occurs
Stop Stop/Continuation of operation
4
Alarm battery error
(Operating setting when
battery error occurs)
Disabled
Dis-
abled:
When a battery error
occurs, a self-diagnostic
error is not issued and
the ERROR/ALARM
occurs, a self-diagnostic
error is issued and the
ERROR/ALARM LED
flashes.
Time
set-
ting
31
Wait time setting for multi-frame
6500.0 ms 10 to 81900 ms
32
Timeout setting for SEND/RECV,
RMRD/RMWT commands
10000.0 ms 10 to 81900 ms
34
Constant value settings for scan
time
Normal
scan
0: Normal scan
0 to 350 ms: Scans once each
36 Expansion unit recognition time
0 to 10 s (0.1 second bit)
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