Micromod MOD: Modcell 2050R Users Guide User Manual

Page 41

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IB-23C650

SETUP

Table 1. Base Configuration

Middle

Display

Bottom

Display

Entry Description

xxx.x

xx.x

Where xxx.x = input 2 temperature and xx.x
= temperature correction (+15 to -15
degrees). See Step 3.2.1. for additional
information.

TYPE

CUR PROP
POS PROP

HC/RR
HC/CR
HC/CC

ON/OFF

TIM PROP

=

Current Proportioning

=

Position Proportioning (Input 2 must be
electrical type: mA, mV, V, or slidewire)

=

Heat/Cool (dual relay)

=

Heat/Cool (mA/relay)

=

Heat/Cool (dual mA)

=

On/Off

=

Time Proportioning

ACTION

DIRECT

REVERSE

=

increasing process input produces
increasing controller calculated output.

=

increasing process input produces
decreasing controller calculated output.

When dual output (heat/ cool) control is used,
the calculated output is converted to separate
heat and cool outputs. Action in the heat band
(above crossover for reverse ‘control action’) is
‘control action’, while action in the cooling band
(below cross-over) is the opposite of ‘control
action’. See the section Dual Output
(Heat/Cool) Control
for details.

ACTION

DIRECT

REVERSE

=

output (MA.LOW to MA.HIGH) corresponds
to a direct acting valve.

=

output (MA.HIGH to MA.LOW) corresponds
to a reverse acting valve.

ACTION

DIRECT

REVERSE

=

output is MA.LOW at 0% displayed heat
output and is MA.HIGH at 100% displayed
heat output.

=

output is MA.HIGH at 0% displayed heat
output and is MA.LOW at 100% displayed
heat output.

Note: Relay heat output is direct action only.

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