SiO Controller
SUS Corporation
6-1
6. Troubleshooting
If you find something unusual, such as being inoperative or working but not the same as before, check the
following.
Check 1
Is the controller turned ON?
Action
Supply power of 24 V DC, 0.3 A.
Make sure that the power indicator on the controller is ON.
If the power indicator does not light even though 24 V DC is supplied, the internal fuse
may be broken. Please contact SUS.
Check 2
Is the RUN switch set to “RUN”?
Action
To activate the controller, the RUN switch must be set to “RUN.” Check the switch.
Check 3
Are the wires connected correctly?
Action
Check the wiring of the connected devices.
Check 4
The power supply capacity may not be enough.
Action
A power supply capacity of 0.3 A is required.
When using an AC adapter other than that supplied by SUS, check the power supply
capacity.
Check 5
Check the connection of the power cable and input/output cables.
Action
Check the connection of the power connector and input/output cable connectors.
Unplug each connector once and connect it again.