Hioki RM3545, Instruction Manual, Page: 297 / 364

14.1 Troubleshooting
289
14
3. EXT I/O issues
The EXT I/O test (p.215) function can be used to more easily check operation.
No Issue Items to check Possible causes
→
Solutions See
3-1 The instrument is
not operating at
all.
The IN and OUT values displayed on
the instrument’s EXT I/O test do not
agree with the controller. The wiring is incorrect.
→
Check EXT I/O (p.175) again.
• A connector is disconnected.
• A pin number is incorrect.
• ISO-COM pin wiring
• NPN/PNP setting
• Contact (or open collector) con-
trol (voltage does not provide
control)
• Supply of power to the controller
(power cannot be supplied to the
instrument)
p.175
3-2 The TRIG signal
is not working.
The trigger source is set to the internal
trigger (INT). If the internal trigger setting is
being used, the TRIG signal will not
serve as a trigger.
→
Select the external trigger set-
ting.
p.206
The TRIG ON time is less than 0.1 ms. The TRIG ON time is too short.
→
Ensure that the ON time is at
least 0.1 ms.
The TRIG OFF time is shorter than 1
ms. The TRIG OFF time is too short.
→
Ensure that the OFF time is at
least 1 ms.
The TRIG/PRINT signal filter function
is ON. A longer signal control time is
required.
→
Increase the signal ON time.
→
Turn OFF the filter function.
p.210
The
:INIT:CONT
(command) is OFF. The instrument is not in the trigger
wait state.
→
Send the :INIT or :READ?
command.
3-3 The instrument
will not print.
The interface setting is not set to the
printer. The setting must be configured.
→
Set the interface to the printer.
p.239
The TRIG/PRINT signal filter function
is ON. A longer signal control time is
required.
→
Turn OFF the function.
p.210
3-4 The instrument
will not load panel
data.
No panel has been saved using the
panel number that you are trying to
load. The instrument cannot load a panel
that has not been saved.
→
Change the LOAD signal or re-
save the panel before the LOAD
signal is asserted.
3-5 The channels
cannot be
switched with the
LOAD signal.
The channel numbers have not been
set.
The channels have been disabled.
The scan function has been turned off. The scan settings have been
improperly configured.
→
Check the scan settings.
p.148