Sharp JW-20CM, JW-20RS Chapter 13 Appendix, 13-1Maintenance and check

Chapter 13 Appendix

13-1 Maintenance and check

Check wiring, installation, and switch settings.

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

13·1