Snow sensor not detecting snow outside?

There can be several reasons for this. First, start by checking the snow sensor supply voltage between pins 2 and 3 of the class two terminal blocks. It should be close to 24 VDC (the label on some unit incorrectly say 24VAC). If there is no voltage...

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What controllers use CIT-1, GIT-1 & SIT-6E sensors?

by Joe Hektor | Jul 26, 2017 |

24 VAC, APS, EUR, Pro, Sensors, Snow and ice, Snow & Ice Sensors FAQs

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The CIT-1, GIT-1 & SIT-6E sensors are used with the newer APS-C series controllers, EUR-5A controller and the upcoming PRO series controllers. These controllers supply the sensor 24VDC on the sensors red and black wires (black is ground).

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What conditions will make the sensors call for heat?

The CIT-1, GIT-1 & SIT-6E sensors all call for heat when they sense conditions with both a temperature below 38 °F (3.33 °C) and moisture on their moisture grid. Click here to see more about Snow & Ice sensors

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The controller is oscillating – How do I fix this?

by David Mays | Jul 26, 2017 |

100K Ohm, building, EUR-5A FAQs, ground, ground loop, resistor, Sensors

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  • Install a 100K Ohm resistor in-line with the Equipment Ground terminal (19).
  • Disconnect Equipment Ground terminal (18).

Grounding

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Why won’t the sensor turn on the system when it is snowing outside?

There can be several reasons for this. First start by checking the sensor supply voltage between pins 2 and 3 of the class two terminal blocks. It should be close to 24 VDC (the label on some unit incorrectly say 24VAC). If there is no voltage then...

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Sensor Selection for Radiant Snow Management Systems

At first glance, most snow melt applications appear to need only a single sensor. It addresses the fundamental concern for a radiant snow management system: "Is the weather bad enough to turn it on?" However, counterintuitively this can be a source...

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Snow Switch Season 2014 is upon Us!

Snow Switch Season 2014 is upon us! From all of us who make Environmental Technology Inc. what it is today, we wish to express our gratitude to all of our customers and product users who helped make our 46th year a remarkable one.

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LCD-8 Wire Gauge Connections

Connecting ETI's Snow Switch® Model LCD-8 is a simple matter. Even for a nifty bit of controller technology.

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ETI Partners AEF Visit Plant, Take In Game

A team from Environmental Technology Inc. partner AEF Sales visited South Bend, a town well-known for another kind of team this time of year.

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Wet Fires and National Electrical Safety Month: Roof & Gutter Deicing Applications

serious icicles have roof edge and gutter in icy grip
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