Description
This adjustable float activated simple switch device with alarm is used to monitor liquid level at a desired set point.
Application
- Level sensor in liquid storage tanks
- Activates audible alarm
Standard Features
Alarm Box
- Audible and visual indicators
- Self-powered by long-life replaceable lithium batteries
- Low battery visual indicator
- Audible alarm sounds 90 dB alarm at four feet away
- Corrosion-resistant and water-resistant housing for long life
- In compliance with UL 913 and CSA 157 intrinsic safety standards for Class I, Division 1 and 2, Group D hazardous location
Sensor
- Four sensor length ranges
- Fully adjustable within the sensor range length
- Installs into a 2” female threaded opening
- Normally open switch easily converted to normally closed operation
Construction Details
- Alarm box - polycarbonate plastic
- Wires - Teflon® jacketed wires
- Floats - 316 stainless steel
- Tube - brass (924); 304 stainless steel (924S)
- Bushing - e-coated steel (924); 304 stainless steel (924S)
Electrical - Level Sensor
- 100 watt resistive load, 300VAC - 700mA max / 350VDC - 1.0A max, SPST
Approvals
- Florida DEP EQ-527 (918S), Florida DEP EQ-862 (924/924S)