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Networkable VAV Controller 

Specification and Installation Instructions 

 

www.neptronic.com 

EVCB14NIT4X 

Page | 16

 

Control Mode 

To access the Control Mode, press the 

 button. The Control Mode appears for 5 seconds. Press the 

 button to scroll 

through the following control modes. These options can vary depending on the options selected in "Temp Control Mode" and 
"Enable OnOff Control Mode". 
 

 

Auto (Automatic Cooling or Heating)  

 

Cooling only (on, with cooling symbol) 

 

Heating only (on, with heating symbol) 

 

OFF (if it is not disabled in Programming Mode) 

Night Set Back (NSB) or Occupancy Mode 

This function is only available if you set DI1 to 

nSb

 (Night set back contact) or 

Occ

 (occupancy mode). If the DI1 contact is 

triggered, the thermostat enters NSB or No Occupancy Mode (the   symbol appears) and uses the NSB or OCC heating and 
cooling setpoints.  
 
If not locked, you can override the night set back or no occupancy mode for a predetermined period by pressing any of the 4 
buttons. During the override period the 

 

symbol will flash. If the 

 symbol 

does not flash, the override period is finished or the night 

set back or no occupancy override has been locked in programming mode. 

Set Time and Date 

1.  Ensure that JP1 on the thermostat is set to run. 

2.  Press and hold the 

button for 5 seconds 

3.  Use the arrow keys to set the desired value. Press the 

 button to save and got to the next step. Press the 

 button to 

go to the previous step without saving. 

 

 

 
 

 

= select / set value

Hours

12 

(0-23 or 1-12 am/pm)

Minutes

00 

(00-59)

Year

15 

(15-99)

Set Time Display format 

24 

(24-hour format)

12

 (AM/PM format)

Month

(1-12)

Day

(1-31)

Go to “PrSs"

Local Time

Local Date

Local Time

Local Date

Local Date

Содержание EVCB14NIT4X/TRL24 Series

Страница 1: ...play Network service port via on board mini USB connector Manual night set back or no occupancy override Multi level lockable access menu and setpoint Selectable Fahrenheit or Celsius scale 3 wire con...

Страница 2: ...Nm 4 Slide the mounting bracket under the actuator Ensure free movement of the slot at the base of the actuator Place the bracket pin at mid distance of the slot 5 Affix the bracket to the ductwork w...

Страница 3: ...by 90 Display resolution 1 ppm Electrical connection 3 wires to VAV controller and 2 wires to BACnet Modbus network 0 8 mm2 18 AWG minimum Network service port Mini USB connector Power supply 24Vac o...

Страница 4: ...the screw BACnet or Modbus Address DIP Switch DS1 MAC address for communication are selectable by DIP switch using binary logic If you do not change device instance in program mode it will be automati...

Страница 5: ...g DI2 Override normally cool heat DI1 OCC open close NSB open close 3 2 1 COM 24Vac input TO2 TO1 TO1 4 TO2 7 6 5 COM 24Vac input TO3 TO4 TO3 8 TO4 4 TRIAC outputs config Cool 1 or 2 heat 1 or 2 CO2 O...

Страница 6: ...tion Motor Minimum Pos Cooling 10 0 100 Motor Minimum Pos Heating 10 0 100 ClHt cool heat Control Apps Cl cool only scroll menu items APPS APPS YES confirm Confirm Control apps NO cancel The APPS repr...

Страница 7: ...ange 2000 ppm CO2 Setpnt 800 ppm Go to AI2 Go to AI2 Go to AI2 ASt Air supply temp sensor CO2 carbon dioxide StFl setpnt airflow 0 10Vdc AI2 Signal Type EtS external temp sensor OFF disabled NoHt norm...

Страница 8: ...Networkable VAV Controller Specification and Installation Instructions www neptronic com EVCB14NIT4X Page 8 TRIAC Outputs Menu 3 of 7 TO1 and TO2...

Страница 9: ...DIR direct REV reverse Go to AO1 MSV 30 MSV 32 AV 81 AV 76 AV 83 AV 82 AV 84 BV 31 BV 34 BV 35 If CO2 was selected Go to TO4 Close Percent ANLg analog 0 10Vdc CH1 cool heat 1 CO2 carbon dioxide Hr2 he...

Страница 10: ...R direct REV reverse CO2 carbon dioxide Hr2 heating ramp 2 Hr1 heating ramp 1 Cr2 cooling ramp 2 Cr1 cooling ramp 1 AO2 Ramp OFF select set value AO2 Minimum Voltage 0 0 Vdc Go to tmp AO2 Maximum Volt...

Страница 11: ...Networkable VAV Controller Specification and Installation Instructions www neptronic com EVCB14NIT4X Page 11 Settings Menu 6 of 7 Temp Motor and Settings...

Страница 12: ...nth 1 1 12 Day 1 1 31 Go to OPt scroll menu items 1001 AV 166 AV 165 1000 BV 90 AV 167 Local Time Local Date Local Time Local Date Local Date Refer to Copy Config Annnex for a complete list of message...

Страница 13: ...shows the temperature read by the external temperature sensor Adjust the offset by comparing it with a known value e g thermometer If the sensor is not connected or short circuited then the unit disp...

Страница 14: ...s 1 10 100 Maximum Cooling Airflow 1000 Min cool airflow to Kfactor Airflow Setting COOl HEAt Minimum Cooling Airflow 200 0 to max cool airflow Maximum Heating Airflow 1000 Min heat airflow to Kfactor...

Страница 15: ...ustment has been locked Setpnt Locked the lock symbol appears Humidity If enabled in the Options menu see Settings Menu 7 of 7 Ramps Network Time and Options on page 12 the thermostat displays the tem...

Страница 16: ...ers NSB or No Occupancy Mode the symbol appears and uses the NSB or OCC heating and cooling setpoints If not locked you can override the night set back or no occupancy mode for a predetermined period...

Страница 17: ...ype On Off On Off On Off On Off On Off On Off On Off TO3 Close Pos 40 40 40 40 40 40 40 TO3 Open Pos 0 0 0 0 0 0 0 TO4 Ramp HR2 HR2 HR2 HR1 OFF HR1 HR1 TO4 Signal Type Pulse On Off Pulse On Off On Off...

Страница 18: ...Notes...

Страница 19: ...Notes...

Страница 20: ...need to find the nearest Neptronic authorized distributor please consult www neptronic com 400 Lebeau blvd Montreal Qc H4N 1R6 Canada www neptronic com Toll free in North America 1 800 361 2308 Tel 51...

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