Capacity controller with
heat recovery
AK-PC 781
User Guide
ADAP-KOOL
®
Refrigeration control systems
Страница 1: ...Capacity controller with heat recovery AK PC 781 User Guide ADAP KOOL Refrigeration control systems...
Страница 2: ...an only be made from the Service Tool programme There are four kinds of settings ON OFF settings settings with a variable value time settings and reset alarms Enter the new value or move the sliding s...
Страница 3: ...e Read the next section Documentation Documentation Documentation of the settings of the individual controllers can be made with the print function in the AKM programme Select the controller for which...
Страница 4: ...FF in order to set configuration lock in open position 0 Open 1 Locked Refrigerant type Po Select refrigerant type 0 not selected 1 R12 2 R22 3 R134a 4 R502 5 R717 6 R13 7 R13b1 8 R23 9 R500 10 R503 1...
Страница 5: ...l status on Comp release output signal from MT controller MT request input Actual status on Comp request input signal on MT controller LT request output Actual status on Comp request output signal fro...
Страница 6: ...oad shed input 1 Load shed limit 2 Set max capacity limit for load shed input 2 MT release delay s Time delay on output signal Comp release on MT controller MT request delay s Time delay on input sign...
Страница 7: ...e m Minimum duration of OFF period 2 Min OFF time m As above for compressor no 2 to 8 1 Recycle time m Minimum period of time between two successive starts 2 Recycle time m As above for compressor no...
Страница 8: ...p C Actual temperature for control sensor Pc or S7 Cond ctrl ref C Actual reference temp for condenser capacity incl external contributions if any Cond cap Cut in condenser capacity in of total capaci...
Страница 9: ...pacity control is ready to start 6 Unloaded 7 9 Part loaded 10 Full loaded All capacity cutin 11 Running Capacity control is running Air flow status 0 No RFG selectNo refrigerant has been selected mon...
Страница 10: ...pressure measured with the pressure transmitter Tc C Condensing pressure in C measured with the pressure transmitter Gc status Actual gas cooler operation 0 Off 1 Standby 2 Max COP operation 3 Heat re...
Страница 11: ...overy is on HR temp cutin C Not at CO2 Temperature value when thermostat switch to heat recovery HR temp cutout C Not at CO2 Temperature value when thermostat switch off the heat recovery Alarm priori...
Страница 12: ...capacity Request Compr Cap Reference for compressor capacity deviations may be due to time delays P0 C Suction pressure in C Measured with the pressure transmitter Ss Suction gas C Actual suction gas...
Страница 13: ...ment of function defined in Pressostat 1 Pressostat 2 Bar As above but for Pressostat 2 Pressostat 3 Bar As above but for Pressostat 3 Settings Main switch Main switch ON Regulation OFF Controller sto...
Страница 14: ...where the relay is to cut in V1 Cutout The value where the relay is to cut out V1 Cutin delay m Time delay for cutin of relay V1 Cutout delay m Time delay for cutout of relay V1 High Al Limit The valu...
