Table of Contents
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V
ECTOR
Fan coil controller with Modbus RTU
Document sections
General Description
Technical Specifications
Operation
Setting up the controller
Configuration (parameter options)
Runtime Data
Additional Information
Doc: 70-00-0792B V1.3, 20220830
Subject to change without notice
TRA-F12x-A
© Vector Controls GmbH, Switzerland
www.vectorcontrols.com
Chapter
Page
1
2
2
4
3
6
4
12
5
13
6
30
7
32
TRA-F12x-A
Page 1-34
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Related Manuals for Vector TRA-F12 A Series
Summary of Contents for Vector TRA-F12 A Series
- Page 1 Fan coil controller with Modbus RTU Document sections Chapter Page General Description Technical Specifications Operation Setting up the controller Configuration (parameter options) Runtime Data Additional Information Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 1-34 Subject to change without notice www.vectorcontrols.com...
- Page 2 Ignoring specifications and local regulations may cause equipment damage and endangers life and property. Tampering with the device and misapplication will void the warranty. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 2-34 Subject to change without notice...
- Page 3 SOD-Tn10-1 40-200108 Outdoor temperature sensor (2.5 x 2.5 x 1.4 inch) Additional sensors and accessories can be found on the Vector Controls home page www.vectorcontrols.com. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 3-34 Subject to change without notice...
- Page 4 Declaration of Information on the conformity of our products can be found on our website Conformity www.vectorcontrols.com on the corresponding product page under "Downloads". Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 4-34 Subject to change without notice www.vectorcontrols.com...
- Page 5 The wiring for the different predefined TRA-F12x-A applications can be found in chapter 5.6.3, page 19. A typical connection of the TRA-F12x-A is shown below: Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 5-34 Subject to change without notice...
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Page 6: Table Of Contents
Change fan mode (auto mode or fan speed) Menu navigation: Enter menu point (Enter, Save) Parameter change: Save parameter Long press: Display external input status Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 6-34 Subject to change without notice www.vectorcontrols.com... -
Page 7: Lcd Display
When the cooling symbol is blinking the cooling valve is turned on. Fan Only The bars between the fan symbols show the fan speed (low, medium, high). Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 7-34 Subject to change without notice www.vectorcontrols.com... -
Page 8: Large And Small Digits
The switching differential or proportional band is 2°C for heating mode and 1°C for cooling mode (configurable via parameters P400 and P401). The integral time is 5 minutes (adjustable via parameter P402 with 300 seconds as default value). Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 8-34 Subject to change without notice www.vectorcontrols.com... -
Page 9: Controller Operation
(according to the Operating Mode Comfort, Economy or manual setting), by controlling the fan speeds and the cooling valve. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 9-34 Subject to change without notice... -
Page 10: Temperature Control
(format: 1r0, means version 1 revision 0). For TRA-F121-A, the Modbus address of the controller is shown for two seconds. Display test Software version (example) Modbus address (example) Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 10-34 Subject to change without notice www.vectorcontrols.com... -
Page 11: Power Failure
Press the Operating ( ) or Controlling ( ) Mode button to leave the menu. After one minute the input menu is left automatically. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 11-34 Subject to change without notice www.vectorcontrols.com... - Page 12 Selection of actuators and sensors Temperature sensors: Use Vector Controls NTC sensors to achieve maximum accuracy, see ordering list in chapter 1.3, page 3. Binary auxiliary devices (e.g. fans, on/off valves, etc.): Do not directly connect devices that exceed specified limits in technical specifications – observe startup current on inductive loads.
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Page 13: Content Of Chapter 5.1 Parameter Usage
Note: The read/write capability of each parameter is defined in column “R/W”. Most parameters can be read and written defined as “R/W”. Read only parameters are defined as “R”. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 13-34 Subject to change without notice... -
Page 14: Configuration (Parameter Options)
0 = Not allowed (except P005) P005 communication 1 = Allowed 0 = No offset P006 Modbus address PLC style 1 = PLC address style (+1 address offset) Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 14-34 Subject to change without notice www.vectorcontrols.com... -
Page 15: Operating Options
1 = Enable (parameter can be changed from user interface) 0 = Protection mode (OFF) P110 State after power failure 1 = Comfort mode (ON) 2 = State before power failure Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 15-34 Subject to change without notice www.vectorcontrols.com... -
Page 16: Quick System And Output Configuration (Application Specific)
Application modes: Wiring diagrams of outputs An overview of the of the application specific output wiring diagrams can be found in chapter 5.6.3, page 19. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 16-34 Subject to change without notice... -
Page 17: System And Output Configuration
Minimum fan speed in auto mode 1 = Low speed 0 = Fan off P214 Minimum fan speed in manual mode 1 = Low speed Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 17-34 Subject to change without notice www.vectorcontrols.com... -
Page 18: Application Modes: Valve Control Diagrams
Heated/chilled ceiling NTC / DI 2-pipe system auto heat/cool changeover 4-pipe system T [°C] auto heat/cool changeover 4-pipe system Heating and cooling T [°C] Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 18-34 Subject to change without notice www.vectorcontrols.com... -
Page 19: Application Modes: Wiring Diagrams Of Outputs
P200 7 = Floor heating system • on/off valve On/off valve • DO4: Heating P201 0 = OFF P203 0 = on/off valve Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 19-34 Subject to change without notice www.vectorcontrols.com... -
Page 20: Manual Vs. Auto Heat/Cool Change
When the electric heater is switched off, the fan keeps running for the time specified with P202 to avoid over-heating of the electric heater. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 20-34 Subject to change without notice... -
Page 21: Periodic Fan Kick
(NTC or DI) P501/P503 (Definition of RT1/ RT2) 0 = NTC temperature sensor P505 (Floor temperature limit) Set limitation (Default: 30°C/86°F) Ignored Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 21-34 Subject to change without notice www.vectorcontrols.com... -
Page 22: Set Points
Note 2: Comfort set point is not compared with economy heating/cooling set point, nor with frost/overheat protection set points. Economy set points are not compared with frost/overheat protection set points. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 22-34 Subject to change without notice... - Page 23 The controller acquires the room temperature via built-in sensor or external temperature sensor and maintains the temperature set point by delivering actuator control commands to heating and/or cooling equipment. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 23-34 Subject to change without notice...
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Page 24: Control Settings
0 (= on/off valve) DO5 or DO4 Heating mode Cooling mode Legend Switching span heating Switching span cooling Set point T [°C] T [°C] Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 24-34 Subject to change without notice www.vectorcontrols.com... -
Page 25: On/Off Control For 4-Pipe Application Heating And Cooling Mode
Control Control output [%] output [%] Heating mode Cooling mode Legend Proportional band heating Proportional band cooling Set point T [°C] T [°C] Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 25-34 Subject to change without notice www.vectorcontrols.com... -
Page 26: Fan Control In Automatic Mode (On/Off Control)
Fan control in automatic mode (3-position control) speed Legend Cooling mode Heating mode Proportional band heating Proportional band cooling Set point T [°C] Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 26-34 Subject to change without notice www.vectorcontrols.com... -
Page 27: Temperature And Digital Inputs
If the floor temperature sensor exceeds the floor temperature limit (P505), the heating valve is turned off until the floor temperature is 2°C lower than the floor temperature limit. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 27-34 Subject to change without notice... -
Page 28: P500/502: 3/4 = Occupation Sensor
1 = Normally Open (DI) No alarm Dew point alarm 7 = Dew point sensor (DI) 2 = Normally Closed (DI) Dew point alarm No alarm Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 28-34 Subject to change without notice www.vectorcontrols.com... -
Page 29: 5.10 Load And Store Default Settings
1 = Load config. as defined with address 37 Action for default configuration registers) 2 = Save actual config. to OEM default (only valid when address 37 = 1) Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 29-34 Subject to change without notice www.vectorcontrols.com... - Page 30 -100.0 (= 0xFC18= = none (digital input) Multiplier: 10; Integer (signed) 1202 External temperature RT2 -20.0…60.0 °C (-4.0…140 °F) none -100.0 (= 0xFC18) = none (digital input) Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 30-34 Subject to change without notice www.vectorcontrols.com...
- Page 31 1 = ON none -1 = none (Temperature input) 1300 Heating control output 0…100 % none 1301 Cooling control output 0…100 % none Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 31-34 Subject to change without notice www.vectorcontrols.com...
- Page 32 Neutral voltage Normally closed Normally open Negative Temperature Coefficient Reference Relative humidity RT (n) Input (DI or NTC sensor) Shielded Twisted Pair (Cable) Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 32-34 Subject to change without notice www.vectorcontrols.com...
- Page 33 ECTOR TRA-F12x-A DDITIONAL NFORMATION Empty page. Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 33-34 Subject to change without notice www.vectorcontrols.com...
- Page 34 ECTOR TRA-F12x-A DDITIONAL NFORMATION Smart Sensors and Controls Made Easy! Quality - Innovation – Partnership Vector Controls GmbH Switzerland info@vectorcontrols.com www.vectorcontrols.com Doc: 70-00-0792B V1.3, 20220830 © Vector Controls GmbH, Switzerland Page 34-34 Subject to change without notice www.vectorcontrols.com...