8-4 Communications
Connecting the Human Interface Module to the Controller
Figure 8.1 shows the connection of the SMC-Flex controller to a
human interface module. Table 8.C provides a description of each
port.
See Figure 3.11 on page 3-12 for the control wiring diagram that
enables start-stop control from a human interface module.
Figure 8.1 SMC-Flex Controller with Human Interface Module
Table 8.C Description of Ports
HIM Control Enable
To enable motor control from a connected human interface module,
follow the procedure below with the connected human interface
module’s programming keys.
The Bulletin 20-HIM LCD human interface modules with control
panels can start and stop the SMC-FLEX controller. However, the
factory default settings disable control commands other than Stop
through the serial communication port.
To enable motor control from a connected human interface module or
communication module, you must take the following programming
steps:
Port 5 — DPI
Communications
Port 2
Ports 2 and 3 when two
HIMs are connected with
a splitter
Port # Description
1 Unused — not available for use
2 First 20-HIM connected to SMC-Flex
3 Second 20-HIM connected to SMC-Flex
5 DPI Communication Board port
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