Communications 8-5
Series A
1. Disconnect the HIM and allow to power down.
2. Reconnect the HIM. On Initializing screen, the bottom right cor-
ner of LCD shows Port X
. Note this port number.
3. Go to Logic Mask, found as follows:
Main Menu: Parameter/Communications/Comm Mask/Logic
Mask
4. Set b0X equal to 1 (where X is the port number noted in step 2).
5. Go to Parameter Management and save as User Store.
Important: The Logic Mask must be set to 0 prior to disconnecting
a human interface module from the SMC-FLEX
controller. If not, the unit will fault on a “Coms Loss”.
If enabling control from the built-in SMC-Flex programmer, the
Logic Mask must be set as follows:
Table 8.D Logic Mask Requirements
Mask Code Description
0 No external DPI devices are enabled
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