Ak-Pc 782B Medium Temp Suction Group Settings - Danfoss ADAP-KOOL AK-PC 782B User Manual

User Guide | Testing and startup guide, type AK-PC 782B
14. AK-PC 782B medium
temp suction group
settings
© Danfoss | Climate Solutions | 2024.02
Open ST500, press , then select "Setpoint management". Press the "+" icon to move to "MT
control" page.
Neutral zone band = this setting straddles to setpoint setting to determine when to activate and de-
active compressor stages. Inverter is used to stay within neutral zone.
Example: to setpoint = -13.0 °F, neutral zone band = 5.0 °F, compressor staging will increase at 15.5 °F
and decrease at 10.5 °F
Night o set = a digital input can be used to increase to setpoint during non-trading hours to reduce
system energy usage
To setpoint = this setting de nes the target suction temperature
To max. Alarm = going above this setting will generate a high temperature alarm
Max reference = maximum value of the pressure transducer
Min reference = minimum value of the pressure transducer
Pump down = if this value is reached the compressors will be cut o
To min. Limit = if this setting is reached all compressor activity is lock o . This di ers from pump down
setting in that to min. Limit also disables the receiver valve.
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