Duplex Functions - Omron SYSMAC CS1D-PD Series Operation Manual

This section describes the basic operation of a Duplex System.
3-1 Duplex CPU Units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-1-1 Duplex CPU Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-1-2 Errors Causing Operation to Switch to the Standby CPU Unit . . . .
3-1-3 Duplex Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-1-4 Automatic Recovery to Duplex Operation by Self-diagnosis. . . . . .
3-1-5 Duplex Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-1-6 Duplex CPU Units with Different Unit Versions . . . . . . . . . . . . . . .
3-1-7 Duplex CPU System Restrictions . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-1-8 Duplex CPU Compatible Setting . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-2 Duplex Power Supply Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-3 Duplex Communications Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-3-1 Active and Standby Communications. . . . . . . . . . . . . . . . . . . . . . . .
3-3-2 Primary and Secondary Communications . . . . . . . . . . . . . . . . . . . .
3-4 Duplex Connecting Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 3

Duplex Functions

120
120
123
125
126
127
128
129
133
136
136
136
137
139
119