Hitachi PSC-A1T Technical Catalogue

6 Building air conditioning controls
CSNET WEB (PSC-A160WEB1)
TCGB0106 rev.0 - 12/2014
452452
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Values table
Identier of the type of le:
<Type=Version; 3 or 2>
Temporary identication and module:
<Year> <Month> <Day> <Hour> <Minutes>
<CS Port> <OU Number> <IU Number>
Adjustment of the indoor unit (CSNET WEB):
Central: <Central=1>,Local=0>
Set Mode: <Adjust the fan speed (not Utopia): LOW=0, MEDIUM=1, HIGH=2, HIGH-H=3, AUTO=4>
Set Fan: <Adjust the fan speed (not Utopia): LOW=2, MEDIUM=3, HIGH=4>
Set Swing L: (Swing Louver)<Adjust swing louver: Position = 0-6, AUTO=7>
ON/OFF: <On=1/off=0 adjustment>
Tset: <Setting temperature in ºC>
Communication:
Alarm: <Error code>
Comp.Stopped: <Cause of compressor stop>
Valid: <Valid data>
Bit 0=1 (value 1): The data read from the indoor unit are valid except for the opening of the expansion
valve and operating state
Bit 1=1 (value 2): (not Utopia): The data of the expansion valve opening of the indoor unit are valid
Bit 2=1 (value 4): (not Utopia): The data on the operating condition of the indoor unit are valid
Bit 3=1 (value 8): (not Utopia): The data on the outdoor unit are valid, the total should be 15 for SET
FREE and 1 for UTOPIA
Readings for the indoor unit:
Mode: <IU: Reading of the operating mode (not Utopia): : FAN=0, COOL=1, DRY=2, HEAT=3>
Fan: <IU: Reading of the fan speed (not Utopia): : STOP=0, SLOW=1, LOW=2, MEDIUM=3, HIGH=4>
Status: <IU: Reading of the operating condition: STOP=0, THERMO ON=1. THERMO OFF=2, ALARM=3>
Swing L: <IU: Reading of the swing louver: POSITION=0-6, AUTO=7, NOT AVAILABLE=8>
IU Hz: <IU: Reading of the required frequency>
Ti: <IU: Reading of air inlet temperature in ºC>
To: <IU: Reading of air outlet temperature in ºC>
DT °C: <IU: Reading of the absolute value of the inlet-outlet temperature in ºC>
Tg: <IU: Reading of gas piping temperature in ºC>
TL: <IU: Reading of liquid piping temperature in ºC>
Trem: <IU: Reading of the thermistor temperature in ºC>
Tset Read: <IU: Reading of setting temperature in ºC>
iE: <IU: Reading of % opening of the expansion valve > (% x 1000 in version 2)
Readings for the outdoor unit:
Pulse: <OU: Impulses of the expansion valve of the IU requested>
Ou Mode: <OU: Operation mode: HEAT=0, COOL=1, DRY=2, STOP=3>
Ta: <OU: Ambient temperature in ºC>
Td: <OU: Discharge gas temperature in ºC>
Te: <OU: Evaporation temperature in ºC>
Nº Comp: <OU: Number of compressors in operation>
Pd: <OU: Pressure of discharge gas (not Utopia) x 10>
Ps: <OU: Suction pressure (not Utopia) x 100)>
Amps: <OU: Value of total compressor consumption, a stepped series is used for FX units>
Hz: <OU: Frequency of compressor in Hz (not Utopia)>
oE1: <OU: % opening of the expansion valve 1 (not Utopia)> (% x 1000 in version 2)
oE2: <OU: % opening of the expansion valve 2 (not Utopia)> (% x 1000 in version 2)
oE3/oEb: <OU: % opening of the expansion valve 3 or b (only set-free 3 tubes)> (% x 1000 in version 2)

Hitachi PSC-A1T Specifications

General

Brand	Hitachi
Model	PSC-A1T
Category	Controller
Language	English