Ambient temperature sensor readings out of range………………………….. 14 Communication error with one or more snow sensors………………………..14 Upper limit temperature sensor is not connected or short circuit …………... 14 Pg. 2 Tel: (856) 2882882 PYROCON12 Tel: +972-3-9626462 Fax: +972-3-9626620 Owner’s manual & Technician Settings support@meitavtec.com...
Introduction The PYROCON12 offers smart and easy control over the PYRO Snow & Ice Melting system. It can operate up to 4 snow melting zones and one auxiliary zone, with selectable sequencing method. Typical applications include driveways, sidewalks, loading docks, stairs, pavements and gutters.
Wiring diagram for stand alone configuration To contactors Important! Supply The PYROCON12 does not EGFPD include an integral EGFPD 120VAC (Equipment Ground Fault External transformer Protection Device). 120/24VAC,25VA EGFPD needs to be provided 24VAC in the end application. PYROCON12 Communication cable (A,B)
If the protective cap is not removed, the sensor will not detect snow! 2. Plastic spikes, to be used if necessary, to keep birds off the sensor. Pg. 5 Tel: (856) 2882882 PYROCON12 Tel: +972-3-9626462 Fax: +972-3-9626620 Owner’s manual & Technician Settings...
The digital clock will count down the remaining time until the heaters are turned off. The snow flake icon will disappear from display as long as the heaters are turned off. Pg. 6 Tel: (856) 2882882 PYROCON12 Tel: +972-3-9626462 Fax: +972-3-9626620 Owner’s manual & Technician Settings...
P01, the Ambient PYROCON will turn ON upon receiving a temperature Temperature sensor positive snow signal from the snow detector. set point Pg. 7 Tel: (856) 2882882 PYROCON12 Tel: +972-3-9626462 Fax: +972-3-9626620 Owner’s manual & Technician Settings support@meitavtec.com...
Press the [SELECT] and [+] buttons simultaneously again. Set point The display will show the temperature on the upper limit sensor. enabled disabled temperature on heaters sensor Cont’ Pg. 8 Tel: (856) 2882882 PYROCON12 Tel: +972-3-9626462 Fax: +972-3-9626620 Owner’s manual & Technician Settings support@meitavtec.com...
If the threshold is not reached, the logic of turning the heaters either ON or OFF will Snow detection not be affected by snow detection. threshold During countdown to threshold time, the snow flake icon will flash. Cont’ Pg. 10 Tel: (856) 2882882 PYROCON12 Tel: +972-3-9626462 Fax: +972-3-9626620 Owner’s manual & Technician Settings support@meitavtec.com...
Move DIP switch S1 to ON position. Press and hold the [ON] button for 10 seconds. The thermostat will beep. Move DIP switch S1 back to OFF position. Pg. 11 Tel: (856) 2882882 PYROCON12 Tel: +972-3-9626462 Fax: +972-3-9626620 Owner’s manual & Technician Settings support@meitavtec.com...
Note: if output 5 is set to work together with outputs 1-4, (see “Heater output no. 5 logic” in the technician settings), it will operate the same as output 4. Pg. 12 Tel: (856) 2882882 PYROCON12 Tel: +972-3-9626462 Fax: +972-3-9626620 Owner’s manual & Technician Settings...
1. Refer to P03 section of the technician settings. 2. Check the temperature value and disable the sensor if needed. 3. Replace the sensor. Pg. 14 Tel: (856) 2882882 PYROCON12 Tel: +972-3-9626462 Fax: +972-3-9626620 Owner’s manual & Technician Settings support@meitavtec.com...
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Restore default values Important: Make sure the unit is turned OFF (the word Enter “OFF” should appear on display). technician Move DIP switch S1 to ON position. Move DIP switch S1 located on the side of thermostat to ON position. Press and hold the [ON] button for 10 seconds.
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