Sharp JW-20CM - Manual (Page 202)

13 · 1
Chapter 13 Appendix
13-1 Maintenance and check
Check wiring, installation, and switch settings.
ON
Communication cable
JW-20CM/20RS
Not parallel with or proximate to high voltage lines
or strong power lines.
Branch lines (drop cable) are within 400 mm.
Total length is less than 1 km.
No damage or breaks in cables.
Connectors are securely assembled.
Connectors are securely connected and locked.
Insulation covers are put on connectors.
Securely tighten the module retention screws.
A ground line is connected with the GND terminal.
Securely tighten the module retention screws.
Memory module is appropriately installed.
Securely tighten the module retention screws.
No other cables than the communication cable and
DC input cables are input in the same duct.
Securely tighten the module retention screws.
Mode switches are appropriately set.
Station number switches are appropriately set (00 to 77
(8)
).
Termination resistance switches are appropriately set.
Shield ground switches are appropriately set.
Parameters are appropriately set.
Basic rack panel is appropriately installed.
Power supply module
Control module
I/O module
( ) ( ) ( ) ( ) ( )
Check item
System configuration