SJE-Rhombus SignalMaster® SPDT Pump Switch Description
Mechanically-Activated, Narrow-Angle Control Switch
The SJE SignalMaster® SPDT control switch is used to accurately monitor high (normally open) or low (normally closed) liquid levels to activate pump control panels and alarms in water and sewage applications. It features a green colored cap for easy identification of SPDT control switch.
Normally Open Models (high level) - Yellow Cap
The control switch turns on (closes) when the float tips slightly above horizontal signaling a high level and turns off (opens) when the float drops slightly below horizontal.
Normally Closed Models (low levels) - White Cap
The control switch turns on (closes) when the float tips slightly below horizontal signaling a low level and turns off (opens) when the float tips slightly above horizontal.
SPDT (Single Pole Double Throw) - Green Cap
This switch can be wired to work in either normally open or normally closed applications and is not sensitive to rotation
SJE-Rhombus SignalMaster® SPDT Pump Switch Typical Application
- Water Applications
- Sewage Applications
SJE-Rhombus SignalMaster® SPDT Pump Switch Features
- Can be Wired to Work in Either Normally Open or Normally Closed Applications (Single Pole, Double Throw)
- Mechanically-Activated, Snap Action Contacts.
- High Impact, Corrosion Resistant, Polypropylene Float Housing.
- Not Sensitive to Rotation.
- Control Differential of 1.5 Inches (4 cm) Above or Below Horizontal.
- Green Colored Cap for Easy Identification of SPDT Control Switch
- UL Listed for use in Water and Sewage.
- CSA Certified.
- Five-Year Limited Warranty