Keveno KA102 User manual
Your T102 room thermostat, based on advanced technique, is
designed to control most Heating/Cooling devices and 3-speed fan
as well. It’ll keep the room temperature at a stable temperature
degree. Once properly installed and configured, it’ll bring you many
years of trouble-free experience.
And please read the manual carefully and make a thorough
understanding of this manual.
Even though great attention has been paid for preparing the
manual. Keveno Electronics Inc. shall not shoulder any
responsibilities for the errors or omissions in this manual. The user
should make sure the thermostat or the equipment connected to it is
operating to their respective specifications and in a safe manner.
The specifications of the T102 room thermostat, due to continuous product
improvements, will be changed without any further notice.
© 2012 Keveno Electronics Inc.
All rights reserved.
Introduction...........................................................1
Thermostat Installation.......................................2-4
Disassembly........................................................2
Thermostat Location.............................................2
Mounting the Backplate.........................................3
Terminal Designations..........................................4
Wiring Diagrams.................................................5-7
2-Piped Configuration 2-Wired System(24V)...........5
2-Piped Configuration 3-Wired System(24V)...........6
2-Piped Configuration 2-Wired System(230V).........7
Installer Setup Menu.........................................8-22
Entering the Menu................................................8
Thermostat Status When Powered.........................9
Button Lock Function..........................................10
Sensor Selection................................................11
Temperature Display Selection............................12
Temperature Calibration......................................13
Lowest Setpoint Setting......................................14
Max Setpoint Setting...........................................15
Temperature Hystersis Setting.............................16
Defrost Function.................................................17
Defrost Temperature Value Setting.......................18
Modbus Address Setup.......................................19
Night Setback Setting.........................................20
Fan Running Status when Valve Closed................21
Time Display Mode.............................................22
Four Period Time Setting.....................................23
Sensor Calibration...............................................24
Trouble Shooting.................................................25
Technical Specifications......................................26
[1]
BASIC FUNCTIONS
Thermostat Icons
M
14
1
Week and 4 Periods
2
Fixing Icon
3
Time
4
Setpoint
5
Room Temperature
6
Mode: Auto Cool Heat Vent
7
Fan: Low Medium High Auto
11
Button Lock Icon
8
Button: Up Down Fan Mode On/Off
12
COM Icon
9
Timer Icon
13
Valve On Icon
10
Night Setback Icon
14
Infrared Indicator
[2]
BASIC FUNCTIONS
Unit On/Off Operation
M
Press the button to turn the thermostat ON and again
to turn it OFF.
[3]
BASIC FUNCTIONS
Setpoint Setup
M
Press button or to adjust the setpoint to the
desired degree.
Note: When -- displays, the thermostat will stop
working.
[4]
BASIC FUNCTIONS
MODE SELECTION
M
Press button to circle between Auto , Cool ,
Heat and Ventilation . Then the setting will be
automatically confirmed in 5 seconds or press
button to confirm it.
M
[5]
BASIC FUNCTIONS
AUTOMATIC FAN MODE
M
The icon will be on the screen only when the
thermostat is in Heating or Cooling mode with valve
icon on the screen as well.
And the corresponding fan speed icon will be on
too.
[6]
BASIC FUNCTIONS
TIME, WEEK& ADVANCED SETUP
M
Simultaneously press the buttons and up to 5
seconds and the weekday and the clock icons will
flash. Then press button or to adjust the Week;
press to switch to Hour setting, now the two digits
for Hour will flash, Then repeat the above method.
(see next page)
M
M
Table of contents
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