5.1.- Pressure switch wiring options
26
26
26
25
25
25
27
27
27
Combined High/Low pressure controller
Separate Low and High pressure controller
3 terminal High - Low pressure-controller
LOW
HIGH
Pressure controller equivalence
LP
HP
LP
HP
5.1.- Pressure switch wiring options
LP
HP
5.1.- Pressure switch wiring options
5.1.- Pressure switch wiring options
Input 1 configuration:
Low pressure input
Input 1 polarity:
Normally open
Input 2 configuration:
Severe external alarm
Input 2 polarity:
Normally open
Aux. relay configuration:
Pump down control
Configuración
Configuración
Configuración
26
26
25
25
27
27
27
12
22
2
14
4
A
21
11
1
HIGH / LOW
ALCO
RANCO
26
25
B
C
DANFOS
/ PENN
Input 1 configuration:
Low pressure input
Input 1 polarity:
Normally open
Input 2 configuration:
Severe external alarm
Input 2 polarity:
Normally open
Aux. relay configuration:
Pump down control
Input 1 configuration:
Low pressure input
Input 1 polarity:
Normally closed
Aux. relay configuration:
Pump down control
5.1.- Pressure switch wiring options
7