Omron CPM1A operation manual Installation and Wiring

SECTION 3

Installation and Wiring

This section provides information on installing and wiring a CPM1A PC. Be sure to follow the directions and precautions in this section when installing the CPM1A in a panel or cabinet, wiring the power supply, or wiring I/O.

3-1	Design Precautions		36
	3-1-1	Power Supply Wiring	36
	3-1-2	Interlock and Limit Circuits	36
	3-1-3	Power Supply Voltage	36
	3-1-4	CPM1A Power Interruptions	36
3-2 Selecting an Installation Site			37
	3-2-1	Installation Site Conditions	37
	3-2-2	Panel/Cabinet Installation	38
3-3	Installing the CPM1A		39
	3-3-1	CPM1A Orientation	39
	3-3-2	CPM1A Installation	39
	3-3-3	Connecting an Expansion I/O Unit	41
3-4	Wiring and Connections		43
	3-4-1	General Precautions for Wiring	43
	3-4-2	Ground Wiring	44
	3-4-3	Power Supply Wiring	45
	3-4-4	Input Wiring	47
	3-4-5	Output Wiring	52
	3-4-6	Peripheral Device Connection	60
	3-4-7	Host Link Connections	60
	3-4-8	One-to-one PC Link Connections	63
	3-4-9	One-to-one NT Link Connections	64
	3-4-10	CompoBus/S I/O Link Connections	65

35