ZMIO310 Vertical Bus Expansion Module User Manual V1.0
signal for input
channel
2.
Check whether the output No. is consistent with
operated one.
POWER led is ON, RUN
led is OFF.
1.
Check whether the power of the power supply is
sufficient. At this time, it is best to supply power to the
controller separately, and restart the controller after
adjustment.
2.
Check whether the ALM light flickers regularly
(hardware problem).
RUN led is ON, ERR led
is ON.
1.
Program running error, please check ZDevelop error
code, and check application program.
CAN expansion
module cannot be
connected.
1.
Check the CAN wiring and power supply circuit, whether
the 120 ohm resistor is installed at both ends.
2.
Check the master-slave configuration, communication
speed configuration, etc.
3.
Check the DIP switch to see if there are multiple
expansion modules with the same ID.
4.
Use twisted-pair cables, ground the shielding layer, and
use dual power supplies for severe interference (the
main power supply of the expansion module and the IO
power supply are separately powered)
