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Micromod MOD: Modcell 2050R MODBUS Communications User Manual

Page 23

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IB-23C650M

RS-485 COMMUNICATIONS SETUP

Table 1. RS-485 Setup Menu

Middle

Display

Bottom

Display

Entry Description

MNEMONIC

XXX

Where X = any of the characters listed in
Step 8.5.
Mnemonic appears in the set-point status
display when the activity timer is initialized by
the host and set-point source is Local 4.
Default is LO4.

MNEMONIC

XXX

Where X = any of the characters listed in
Step 8.5.
Mnemonic appears in the set-point status
display when the activity timer is initialized by
the host and set-point source is remote.
Default is REM.

SPMD VAL

XXX

Where X = any value between 5 and 255.
This value is OR'd into bits 13-6 of the the set-
point mode register (#15) when the activity
timer is enabled. Default value is 1.

ACT TAG

YES

NO

= Display the computer active tag configured
in Step 8.11.1 instead of the Tag Name
configured in the Tune Menu when the activity
timer is initialized by the host, This display
appears in the top location in the Displays
Menu.
=Don’t display computer active tag.

ACT TAG

XXXXXXXX

Where X = any of the characters listed in
Step 8.5.
This is the tag name displayed when Step 8.11
is set at yes. Default tag is COMPUTER.

SETUP

This menu provides setup for the control mode,
output values, set-point value and relays status
following a computer failure. A failure is
defined as a loss of communications from teh
computer for a time greater than the timeout
period configured in step 8.1.

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