4. Wiring Diagrams
PNEG-2223
Flex-Flo Control Unit with Auto Calibration
17
Flex-Flo Control Unit Extension System - Dependent (Continued)
FLEX-FLO CONTROL UNIT
FILL SYSTEM (FLX-5350)
FLEX-FLO CONTROL UNIT
EXTENSION SYSTEM (FLX-4512)
BLA
C
K
WH
IT
E
GREEN
BLA
C
K
WH
ITE
L1
L2
L3
M1
M2
M3
Incoming Power Flex-Flo Motor
Auxiliary Switch
L1
OUT
COM
.
N.
O.
Relay
Output
S
ign
al
Po
w
e
r
FLEX-FLO
MOTOR
FLEX-FLO
MOTOR
GND
L1
208-230VAC
POWER SUPPLY
UNIVERSAL SENSOR (AP-2983)
TAPE FOR
PROTECTION
N.O. - ORANGE (NOT USED)
LINE - BROWN
N.C. - RED
GR
OMME
T
IN
S
E
R
T
ION
L
INE
L1
M1
GRE
E
N
WH
ITE
BL
A
C
K
L2
GND
L2
208-230VAC
POWER SUPPLY
WH
IT
E
GREE
N
GRE
E
N
BLA
C
K
L2
Po
w
e
r
IN
S
ign
al
WHI
T
E
BLAC
K
WHITE
BLACK
WHITE
BLACK
L1
GREE
N
BLACK
WHITE
L2
M2
L3
M3
AUX
AUX
C2
C1
REPLACE 2-POLE RELAY
WITH 4-POLE RELAY PLUS
BRACKET (FLX-4619 PLUS
FLX-4620) AND RE-WIRE AS
SHOWN.