Sonic Alert DCP301 user manual Handling Precautions, State Heat-side Output Cool-side Output

Models: DCP301

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Chapter 7. PARAMETER SETUP

D v -L (3-position control deviation lower limit)

D v -H (3-position control deviation upper limit)

H Y -L (3-position control lower limit hysteresis)

H Y -H (3-position control upper limit hysteresis)

In 3-position control, control is carried out in the following three states in the RUN, HOLD, FAST and END modes.

State

Heat-side Output

Cool-side Output

MV

 

 

 

 

1

OFF (0.0%)

ON (100.0%)

0.0%

2

OFF (0.0%)

OFF (0.0%)

50.0%

 

 

 

 

3

ON (100.0%)

OFF (0.0%)

100.0%

 

 

 

 

Output (heat)

ON

OFF

Output (cool)

ON

OFF

PV

HY-L DV-L DV-H HY-H

SP

Handling Precautions

Even in 3-position control, output is time-proportional in the READY mode. This is set in setup data C 1 6 (MV (heat) in READY mode) and C 1 7 (MV (cool) in READY mode).

When connecting an actuator that may burn by time-proportional output, set setup data C 1 6 and C 1 7 so that output in the READY mode is 0%.

7-15

Page 100
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Sonic Alert DCP301 user manual Handling Precautions, State Heat-side Output Cool-side Output