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