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NEP04/03
www.hvacquick.com 877-711-4822
Control Equipment
PTC
modulating wall
thermostat
Страница 1: ...c n e p t r o n PAGE1 NEP04 03 www hvacquick com 877 711 4822 Control Equipment PTC modulating wall thermostat PTC PTC PTC PTC PTC...
Страница 2: ...150 C 00 to 270 F deadband expansion 2 hours deadband expansion around setpoint Opti mized soft start for peak electrical demand reduction Warm up ramp time programmable over 0 to 99 minutes 0 to 75 i...
Страница 3: ...ton is also used to increase a given parameter when in program mode Similarly the down button is used to decrease the temperature setpoint cooler or decrease a parameter in program mode The menu butto...
Страница 4: ...may be used to actuate several triac switches or even a thermo electric valve directly 10 time proportional modulation output 2 1 or 24vdc output This output is similar to pin 9 except that the output...
Страница 5: ...ool is required and the programming sequences are all menu driven Description of all programming steps is done in the order in which they appear while actually programming the thermostat Please look a...
Страница 6: ...nd it uses default factory settings Setpoint change To check the setpoint momentarily press the UP or DOWN button The display will automati cally show the setpoint To change setpoint press the UP or D...
Страница 7: ...mum setpoint you wish the user to have access to Once that is done push the ENTER button to store this value in memory Note that if you wish to fix the temperature setpoint to one value ie not adjusta...
Страница 8: ...proportional band The ptc operates using a p i algorithm with the integral terms optimized automatically by the ther mostat But since the proportional band has the greatest effect on the output adjus...
Страница 9: ...f for example the ptc was reading 2 degrees lower than the actual temperature set the temperature calibration adjustment to 2 Adjust the calibration value by pushing the up or down buttons When finish...
Страница 10: ...designed to fit on standard 2020 electrical box thermostat box or directly on dry wall ensured to align pin guides with the base board for proper fitting to open grab top and bottom of front cover an...
Страница 11: ...unit Terminal strip Fan on 24 hours L1 L2 R R Heater Notes use intermediate relay R for high current load over 1A discharge air temp control with remote temp indicator return air duct heater fresh air...
Страница 12: ...711 4822 NEP04 03 national environmental products montreal canada Control Equipment PTC Two typical zone VAV box control Cooling ramps modulates VAV Box actuator heating ramps modulates terminal rehe...