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Location
Signal level
Function
Note
Block Num
CN4
1
V inv
SPST-NO
30 A 250Vac, 20 A 28Vdc
Inverter command line 1
Direct load
2
NO
Dial
, contact NO
3
V inv
Direct load
Power inverter line
Bring the voltage at these terminals for
the type of inverter used
4
C
line of contact C
5
V inv
SPST-NO
30 A 250Vac, 20 A 28Vdc
Inverter command line 2
Direct load
6
NO
Dial
, contact NO
Location
Signal level
Function
Note
Block Num
CN2
1
24V
Pump control
Connecting to the power contactor
2
0 V
3
Vint +
Positive power
Power tab
1639187
24Vdc input power supply to control
board
4
Vint -
Negative power
Location
Signal level
Function
Note
Block Num
CN5
1
IN
Input button
ENTER button
Active button closure to GND
2
GND
common keys
3
IN
Input button
UP - INCREMENT
button
Active button closure to GND
4
GND
common keys
5
IN
Input button
DOWN - DECREMENT
button
Active button closure to GND
6
GND
common keys
7
IN
Input button
MODE
button
Active button closure to GND
8
GND
common keys
9
IN
Input button
ESCAPE
button
Active button closure to GND
10
GND
common keys
11
IN
Input button
RESET
button
Active button closure to GND
12
GND
common keys