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Guidance only; connections may differ with date, model, type, variant, special, custom or concession builds.
This information is intended to be used in conjunction with the compressor’s original control circuit diagram.
+VDC
Load Enable
Load/Unload
VFD/fixed
IN
NO
C
NC
NO
C
NC
RUN
ALARM
READY
OUT
V
SEQ CONT
LOAD UNL
GND
D11
D12
+20V
V
1
2
3
4
5
6
2
1
LED 5 VFD
LED 2 LOAD
LED 1 SEQ
LED 4
READY
LED 3
RUN
C03
C01
C02
C04
C05
IR-PCB
1
2
3
4
5
6
V1
X4I
COMPRESSOR #1
X01 TERMINAL
Refer to the X4I Overview Drawing
for the X4I Compressor 2 through 4
terminal connections
0 VAC
110VAC
P
ST
CR
Contact
HATS
KM
To KM1 Contact
To CR Relay
To HM
To EDV
KM1/KM2/KM3 Contacts
To KM1
MOL
Contact
E-STOP
KM1
Contact
UP6 5-15 SD 3PH 50Hz
UP6 5-15 SD 3PH 50Hz 1of2 Page 59