Neptronic-TROB24-Programmable-Thermostat-FEATURED

Neptronic TROB24 Programmable Thermostat Product Specifications Guide

Neptronic

Neptronic TROB24 Programmable Thermostat

Neptronic-TROB24-Programmable-Thermostat-PRODUCT

Features

  • Attractive modern look with a large LCD and backlight
  • Icons-driven information and 1 line of text information
  • 2 Pipes Analog, ON/OFF or Floating or
  • Pipes Analog, ON/OFF with local re-heat function
  • Auto fan and ON/OFF function enable or disable
  • 7 days of programming logic
  • 2 or 4 daily independent time schedules and temperature
  • AM-PM or 24-hour time display
  • Temporary override pr program  temperature
  • Selectable internal or external temperature sensor
  • Changeover by contact or external temperature sensor
  • Celsius or Fahrenheit scale selectable
  • Anti-freez protection
Technical Data TFC24F3XYZ3
Inputs 1 Analog input (external temperature sensor 10Kohms)
1 Analog input (change over 10Kohms or dry contact)
 

 

Outputs

1 Fan analog or 3 Fan speed dry contracts 24Vac, 1A max 3A in-rush
2 Analog outputs (cooling and/or heating 0-10Vdc)
1 Analog output (local reheat 0-10Vdc )
2 Triacs output (cooling and/or heating) 24Vac, 0.3A max fused / triac
1 Triacs output (local reheat) 24Vac, 0.3A max fused / triac
Power supply 22 to 26 Vac 50/60Hz
Power consumption 1 VA max
Set point range 10ºC to 40ºC [50ºF to 104ºF]
Control accuracy Temperature: ±0.4ºC [0.8ºF]
Proportional band 0.5ºC to 5ºC [1ºF to 10ºF] adjustable (heat/cool/reheat independent)
Dead band 0.3ºC to 5ºC [0.6ºF to 10ºF] adjustable (heat/cool/reheat independent)
Electrical connection 0.8 mm2 [18 AWG] minimum
Operating temperature 0ºC to 50ºC [32ºF to 122ºF]
Storage temperature -30ºC to 50ºC [-22ºF to 122ºF]
Relative Humidity 5 to 95 % non condensing
Degree of protection of housing IP 30 (EN 60529)
Weight 160 g. [0.36 lb]

Presentation

Neptronic-TROB24-Programmable-Thermostat-FIG-1

Dimensions

Neptronic-TROB24-Programmable-Thermostat-FIG-1

Dimension Inches Metric (mm)
A 2.85 73
B 4.85 123
C 1.00 24
D 2.36 60
E 3.27 83

Mounting Instructions

CAUTION: Risk of malfunction. Remove power prior to separating the thermostat cover from its base.

  • Remove the screw (captive) holding the base and the front cover of the thermostat.
  • Lift the front cover of the thermostat to separate it from the base.
  • Pull the wire through the base hole.
  • Secure the base to the wall using wall anchors and screws (supplied). Make the appropriate connections.
  • Mount the control module on the base and secure using the screw.

Terminal Description

2 Pipe Analog On/Off Floating
Terminals Fan option analog 1 spd 2 spd 3 spd analog 1 spd 2 spd 3 spd analog 1 spd 2 spd 3 spd
 

 

 

 

 

 

TB1

1 Common Common Common Common
2 24 Vac 24 Vac 24 Vac 24 Vac
3 Common Triac Common Triac Common Triac Common Triac
4 Triac output 1 (TO1) Floating output 1 2 Pipe on/off 2 Pipe floating (close)
5 Triac output 2 (TO2) 2 Pipe floating (open)
6 Triac output 3 (TO3) Reheat Local reheat (optional) (on/off or pulse) Local reheat (optional) (on/off or pulse) Local reheat (optional) (on/off or pulse)
7 Common Relay Common Relay Common Relay Common Relay
8 Digital output 1 (DO1) High High High
9 Digital output 2 (DO2) High Med High Med High Med
10 Digital output 3 (DO3) / Analog Fan Speed (AO4) Fan analog 1 spd Low Low Fan analog 1 spd Low Low Fan analog 1 spd Low Low
11 Not used
12 External Temp. Sensor (AI1) External Temp. Sensor (optional) External Temp. Sensor (optional) External Temp. Sensor (optional)
13 External Changeover (AI2) External Changeover External Changeover External Changeover
14 Analog output 1 (AO1) 2 Pipe analog
15 Analog output 2 (AO2)
16 Analog output 3 (AO3) Reheat Local reheat analog (optional) Local reheat analog (optional) Local reheat analog (optional)
4 Pipe Cool & Heat Analog Cool & Heat On/Off Cool Analog-Heat On/Off or pulse Cool On/Off – Heat Analog
Terminals Fan option analog 1 spd 2 spd 3 spd analog 1 spd 2 spd 3 spd analog 1 spd 2 spd 3 spd analog 1 spd 2 spd 3 spd
 

 

 

 

 

 

TB1

1 Common Common Common Common Common
2 24 Vac 24 Vac 24 Vac 24 Vac 24 Vac
3 Common Triac Common Triac Common Triac Common Triac Common Triac
4 Triac output 1 (TO1) Floating output 1 4 Pipe on/off cool 4 Pipe on/off cool
5 Triac output 2 (TO2) 4 Pipe (on/off or pulse) heat 4 Pipe (on/off or pulse) heat
6 Triac output 3 (TO3) Reheat Local reheat (optional) (on/off or pulse) Local reheat (optional) (on/off or pulse) Local reheat (optional) (on/off or pulse) Local reheat (optional) (on/off or pulse)
7 Common Relay Common Relay Common Relay Common Relay Common Relay
8 Digital output 1 (DO1) High High High High
9 Digital output 2 (DO2) High Med High Med High Med High Med
10 Digital output 3 (DO3) / Analog Fan Speed (AO4) Fan analog 1 spd Low Low Fan analog 1 spd Low Low Fan analog 1 spd Low Low Fan analog 1 spd Low Low
11 Not used
12 Ext. Temp Sensor (AI1) External Temp. Sensor (optional) External Temp. Sensor (optional) External Temp. Sensor (optional) External Temp. Sensor (optional)
13 External Changeover (AI2)
14 Analog output 1 (AO1) 4 Pipe analog cool 4 Pipe analog cool
15 Analog output 2 (AO2) 4 Pipe analog heat 4 Pipe analog heat
16 Analog output 3 (AO3) Reheat Local reheat analog (optional) Local reheat analog (optional) Local reheat analog (optional) Local reheat analog (optional)

Settings on PC Board

Neptronic-TROB24-Programmable-Thermostat-FIG-4

Programming Mode

When in this mode this symbol Neptronic-TROB24-Programmable-Thermostat-FIG-5is displayed. Please press the button Neptronic-TROB24-Programmable-Thermostat-FIG-6to advance to the next program function, press the buttonNeptronic-TROB24-Programmable-Thermostat-FIG-7 to return to the preceding stage, and press the buttonNeptronic-TROB24-Programmable-Thermostat-FIG-8 toNeptronic-TROB24-Programmable-Thermostat-FIG-9 change the value. You can leave the programming mode at any time, changed values will be recorded.

Neptronic-TROB24-Programmable-Thermostat-FIG-10Neptronic-TROB24-Programmable-Thermostat-FIG-11Neptronic-TROB24-Programmable-Thermostat-FIG-12Neptronic-TROB24-Programmable-Thermostat-FIG-13Neptronic-TROB24-Programmable-Thermostat-FIG-14Neptronic-TROB24-Programmable-Thermostat-FIG-15Neptronic-TROB24-Programmable-Thermostat-FIG-16Neptronic-TROB24-Programmable-Thermostat-FIG-17Neptronic-TROB24-Programmable-Thermostat-FIG-18Scheduling Mode (Available when in Operation Mode; JP3 set on RUN)

Push the buttonNeptronic-TROB24-Programmable-Thermostat-FIG-7 for 5 seconds to access the user schedule menu. When in this mode, this symbolNeptronic-TROB24-Programmable-Thermostat-FIG-5 is displayed. Press on the button Neptronic-TROB24-Programmable-Thermostat-FIG-7to advance to the following program function, press on the buttonNeptronic-TROB24-Programmable-Thermostat-FIG-6 to return to the previous step, and press on the Neptronic-TROB24-Programmable-Thermostat-FIG-8or Neptronic-TROB24-Programmable-Thermostat-FIG-9button to change the value. The system will exit the menus and return to normal function if you navigate through the entire menu or if no button is pressed for 5 minutes, changed values will be saved.

Neptronic-TROB24-Programmable-Thermostat-FIG-19Neptronic-TROB24-Programmable-Thermostat-FIG-19Neptronic-TROB24-Programmable-Thermostat-FIG-21Neptronic-TROB24-Programmable-Thermostat-FIG-21Neptronic-TROB24-Programmable-Thermostat-FIG-24Neptronic-TROB24-Programmable-Thermostat-FIG-25Neptronic-TROB24-Programmable-Thermostat-FIG-25Neptronic-TROB24-Programmable-Thermostat-FIG-25

Operation Mode

Neptronic-TROB24-Programmable-Thermostat-FIG-25

Recycling at end of life

At end of its life, please return the thermostat to your Neptronic® local distributor for recycling. If you need to find the nearest Neptronic® authorized distributor, please consult www.neptronic.com.

REFERENCE:

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Neptronic TROB24 Programmable Thermostat Product Specifications Guide

Neptronic

Neptronic TROB24 Programmable Thermostat Product Specifications Guide

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