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Water Sensor is triggered by a mosture bridge across the sensor contact. normally open sensor. |n|Can detect a layer of water as minute as 1/16 of an inch in depth. No power required.
Monitor four locations with a single unit!
If temperatures or humidity rise above or fall below your preset limits, both units provide up to 4 SPDT relay outputs to activate alarms, dialers, transmitters, etc. There are separate high/low... Click item name or image for details
This amazing device can save you thousands of dollars in damage due to heating/cooling or power failures, leaks and extreme weather conditions. Click item name or image for details
The robust Sensaphone Express II offers the most comprehensive package of standard monitoring and control features available. Click item name or image for details
The professional looking MTA-1 requires no power for operation. Simply set the separately adjustable high and low set points within +32 to +100 deg F (0 to 38 deg C) range. If the monitored temperature rises above the high set point, a dry ... Click item name or image for details
The TA-2HLD is low cost solution for precise temperature monitoring, and they help stop false alarms in hard-to monitor applications such as freezers with defrost cycles. Both include a Time Delay Module (3 seconds to 150 minutes) which pos... Click item name or image for details
Opens contacts when temperature drops below 39 F.
Use this rugged mechanical temperature sensor to protect or control areas that may be subject to harsh conditions. Only 1 inch thick, this unit is also attractive enough to be placed inside... Click item name or image for details
The UTA1 combines a professional appearance with powerful features; such as a built-in time delay (0 to 99 minutes), built-in temperature sensor which can be used for monitoring room temperature, dual relay outputs, plus the ability of re... Click item name or image for details