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Control Equipment

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NEP04/03

PAGE 6

                       www.hvacquick.com                 877-711-4822

PTC

program level organization:

Each function is made of 2 steps:

Step 1

 The function will be displayed for 2 seconds followed by message 2.

Step 2

  is adjusted by pushing the  

up

  or  

down

 buttons.  To change to the next function, press the 

MENU

 button.

If you wish to skip over a function, simply push and hold down the 

MENU

 button.

* Note: If you want to program all functions in 

0

F skip to message #8  "

d  l 

"

step 1 of each function will be displayed (in order) for 2 seconds, and then the ptc will skip to the next function.

ptc  thermostat programming modes

When the ptc is turned on, it automatically displays the actual temperature in 

0

C. The thermostat is fully functional

and 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 

DOWN

button until the required
new set point is displayed.
To change any other parameters of the thermostat, see all the programming levels as listed below in order of
apperance along with the display messages.

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2

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9

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2

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9

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3

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9

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7

8

9

Summary of Contents for PTC

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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