GU320a Controller Manual
3
2.2 Connection port:
Pin NO. Function Signal Line
A1 phase A V input 0-300VAC 1mm² line
A2 Phase B V input 0-300VAC 1mm² line
A3 Phase C V input 0-300VAC 1mm² line
A4 Ｎ zero line 1mm² line
B5 A phase A input {S1} 0-5A(AC) 1mm² line
B6 B phase A input {S1} 0-5A(AC) 1mm² line
B7 C phase A input {S1} 0-5A(AC) 1mm² line
B8 Current input common {S2} 0-5A(AC) 1mm² line
C9 Relay output common 1.5mm² line
C10 Fuel electromagnetic valve relay output N.O dry contact， 16A/30VDC 1.5mm² line
C11 Start relay output N.O dry contact， 16A/30VDC 1.5mm² line
C12 Exciter source of charger output Forbid to cathode when no use 1mm² line
C13 Gen. Set running output N.O dry contact，3A/30VDC 1mm² line
C14 Fault alarm output N.O dry contact，3A/30VDC 1mm² line
C15 Pre-alarm output N.O dry contact，3A/30VDC 1mm² line
C16 Idle output N.O dry contact，3A/30VDC 1mm² line
D17 Pressure detection P-sensor 1mm² line
D18 Temperature detection T-sensor 1mm² line
D19 standby Measure 0~5Vdc 1mm² line
D20 Pressure signal Low potential valid 1mm² line
D21 Temperature signal Low potential valid 1mm² line
D22 E.stop signal Low potential valid 1mm² line
D23 Start (external control) signal Low potential valid
D24 Standby signal measure Low potential valid 1mm²line
D25 Magnetic sensor signal{＋}
D26 Magnetic sensor signal{－}
1-35Vac
connected to cathode of the DC source
inside
Two-core
shield
D27 Operating source {+} 1mm² line
D28 Operating source {-}
8－35VDC
1mm² line
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