
DC Digital Input Modules
(T3401, 02, and 08)
10
Industrial Control Services
Keying
The I/O chassis can be physically keyed to prevent accidental
damage caused by inserting a module into a slot wired for a
different module type. Figure
7
illustrates how the slot keys
are installed on the I/O chassis slot field wiring connectors.
T
he slot key positions for the DC digital input modules are
listed in Table 1.
Figure
7
. Installing Slot Keys.
Comentarios a estos manuales