Table of Contents
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Front view
#
Item
LCD
1
MODE button
2
UP button
3
4
DOWN button
Power On/Off button
5
FAN speed button
6
Fan icon
7
Hot spring icon or Flake icon
8
Flow icon
9
Moon Sign
10-1
Sun Sign
10-2
Auto
11
Outdoor icon
12-1
Clock
12-2
Sleep
13
Cover screw
14
Back plate
15
Wiring terminal blocks
16
17
Mounting holes
Installation
Mounting on electric box
1.
Separate back plate from the controller by loosing the cover screw;
2.
Align the mounting holes on the screw holes of the electric box(applicable to 65x65 or US standard box);
3.
Fix the back plate on the electric box by tightening the back plate screws. Suggest to use Philips wider "truss head" or
"washer head" #6-32x 3/4"(20mm).
4.
DO NOT let the bolt head rise above the wall of mounting holes of back plate. It might cause the short circuit of the
controller.
Revised Date: 2012/12/20
Digital Fan-coil Thermostats
Description
Display temperature and operation data.
Access to user and engineer menu and for setting confirmation
Increase setting or next item
Decrease setting or previous item
Turn on/off thermostat
Toggle to change Fan speed over Auto/Low/Med/Hi
Indicate Fan continuous on Auto enabled
Hot spring icon for Heating mode; Flake icon for Cooling mode
Flow icon for Ventilating mode
Indicate unoccupied status
Indicate control output ON
Automatic fan On-Off with outputs
Indicate door/ window open
24-hour timer-Off set
Sleep mode enabled
Screw to tighten back cover with front cover
Plate for mounting on electric box
Terminals for wiring
Holes for mounting on electric box
TAS400 Series
OPERATION MANUAL
Back view
1
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Table of Contents
Summary of Contents for Abies TAS400 Series
- Page 1 TAS400 Series Digital Fan-coil Thermostats OPERATION MANUAL Front view Back view Item Description Display temperature and operation data. MODE button Access to user and engineer menu and for setting confirmation UP button Increase setting or next item DOWN button Decrease setting or previous item...
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Page 2: Mounting Front Cover
Mounting front cover Lock front cover on the back plate by tightening the cover screw underneath with screw driver of Philip electronic instrument type or similar. Wiring Example All wires come from electric box must be inserted above the retainers of respective terminal block before tightening the captive screws;... -
Page 3: User Mode Operation
Operation User Mode Operation The first tier of operation includes the following settings as Figure 2. To operate: Power switch “ON” or “OFF” to start/ stop the control; At switch “ON”, press any button to start the User Mode operation. Press “MODE” button to switch over different working modes. -
Page 4: Control Action
Control Action General: When cooling/heating control output, a “Sun ( ” icon will be shown on the LCD and the unit will be active. I.E., Either Heating or cooling valve is open. Cooling Control for Example Stage Differential Stage On Current Temperature Cooling... - Page 5 Special: 1. ESI (Energy Saving Input) Contact status -- When the contact is activated (Room unoccupied), a “Moon ” icon will be shown on the LCD and the thermostat will change the set-point temperatures of Cooling & Heating to be ESIC & ESIH (refer to Engineer table for details.). When the contact is deactivated (Room back to be occupied), the unit will set the set-point values back as normal.
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Page 6: Engineer Mode Operation
Engineer Mode Operation This mode is highly suggested to be operated by trained engineers because it is related to system parameters that will affect the control results. To operate: Press “Up” and “Down” buttons for over 5 seconds to enter into engineer mode; Press UP or DOWN button to rotate the menu item and press MODE button to enter into the item;... - Page 7 Engineer mode menu item descriptions: ° C Type ° F Type Step Item Mnemonic Description Default Range Default Range Deadband 0~10.0 0~18.0 0.5 (° C/° F) Unoccupied(ESI) cooling set ESIC 28.0 25.0~30.0 82.0 77.0~86.0 1.0 (° C/° F) point Unoccupied(ESI) heating set ESIH 15.0 10.0~22.0...
- Page 8 0: N.O. ESI contact definition 1: N.C. rE-C Not used rE-H Not used Present Temperature is getting 0: built-in from built-in temperature 1: remote rS ** Sensor, remote temperature 2: assigned sensor, or assigned through through Modbus Modbus Display present value of 0: display PV -SP- temperature or set-point for...