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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.
1M
0VAC
Remote Load/Unload
Remote Load Enable
3
2
1
110VAC
E-STOP
P1
1
25
26
27
28
P2
P1
P3
2
1ATS
+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
Intellisys SG
1Sb
SG Sierra
SG Sierra 1of2 Page 36