FAULT DIAGNOSIS 8
Subject to change without notice
TRANSLATION OF THE ORIGINAL OPERATING INSTRUCTIONS| VMS6200
8.2.2 Checking the incremental encoder
Fig. 56: Checking the incremental signals on the MSC800
If the incremental encoder has been connected correctly, the following LEDs should flash
when the conveying equipment is running:
Controller type LED
MSC800 INC terminal block, LEDs on the INC_1 and INC_2 connection.
If the LEDs do not flash, possible causes might be:
Cause Remedy
There is no/insufficient
contact between the
measuring wheel and the
conveying equipment.
Make sure that there is good contact between
the measuring wheel and the conveying equipment
on-site.
▸
If the measuring wheel shows signs of wear,
replace it.
Signal ground not activated.
Set the SGND_4 signal ground switch to ON.
Wire is not correctly attached
in the terminal block.
Check that the wires are attached correctly.
Encoder is defective. Replace the device.
Tab. 16: Checking the incremental signals on the MSC800