
16
SPECIFICATIONS: Electrical Schematic
Figure 6B
Models: FLX 2.1, FLX 4.1 (230V/1Ph/60Hz)
N
L
E
Cust
omer's installa
tion
CH
230V/1PH/60H
z
MC1
S1
S
R
CR
M1
C
S2
L1
N1
S0
F0 (16A
)
M2
SOL.
S3
1
DIP SW
2
3
4
AC IN1
COMP1
ALARM1
DR
AIN
COM.
N.O.
N.C.
CO
M
ON
R1
S1
FG
S2
R2
CO
M
ON
CO
M
RB
RA
TS
1
TS
2
DR
AIN
TR
AP1
MC1
8
9
10
8
N1
L1
PCB
TS
3
RS232
RS485
RS232 RX
GND
RS232 TX
RS485 +
GND
RS485 -
LEGEND
M1:
Refrigerant Compressor
M2:
Fan Motor
MC1:
Magnetic
Contactor
CR:
Running Capacitor
CH:
Crankcase Heater
S1:
Switch “On-Of
f”
S2:
Overload Protector
S3:
High Pressure Switch
TS1:
T
emperature Sensor 1
TS2:
T
emperature Sensor 2
TS3:
T
emperature Sensor 3
SOL:
No Loss Drain V
alve
PCB:
Control
Board
S0:
Main Switch (Customer
’s installation)
F0:
Main Fuse (Customer
’s installation)
Summary of Contents for FLEX FLX 1.1
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