Honeywell DCP301 User Manual page 99

Digital program controller
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Chapter 7. PARAMETER SETUP
Control output
values
7-14
Note 1) On heat/cool models, this sets how the relationship between heat-side output
and cool-side output should be processed with respect to the MV resulting from
PID operation.
Dead zone<0
100%
Dead
zone
Output
(cool)
0%
50%
Dead zone>0
100%
Dead
zone
Output
(cool)
0%
50%
Note 2) Constants OL and OH function as follows:
100%
Cool-side
output
Cool-side OH
Heat-side OL
0%
Note 3) When MV
50%, the heat-side PID set is switched to.
When MV < 50%, the cool-side PID set is switched to.
Note 4) PID set selection is carried out by setting value and external switch.
Dead zone=0
100%
Output
(heat)
0%
MV
100%
Output
(heat)
MV
100%
Heat-side
output
Heat-side OH
Cool-side OL
MV
50%
100%
Output
Output
(cool)
(heat)
50%
100%
MV

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