Table of Contents
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Table of Contents
Summary of Contents for Keveno KA102
- Page 2 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.
- Page 3 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...
- Page 4 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...
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Page 5: Basic Functions
BASIC FUNCTIONS Thermostat Icons Week and 4 Periods Fixing Icon Time Setpoint Room Temperature Mode: Auto Cool Heat Vent Fan: Low Medium High Auto Button Lock Icon Button: Up Down Fan Mode On/Off COM Icon Timer Icon Valve On Icon Night Setback Icon Infrared Indicator... - Page 6 BASIC FUNCTIONS Unit On/Off Operation Press the button to turn the thermostat ON and again to turn it OFF.
- Page 7 BASIC FUNCTIONS Setpoint Setup Press button to adjust the setpoint to the desired degree. Note: When -- displays, the thermostat will stop working.
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Page 8: Mode Selection
BASIC FUNCTIONS MODE SELECTION 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. -
Page 9: Automatic Fan Mode
BASIC FUNCTIONS AUTOMATIC FAN MODE 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. - Page 10 BASIC FUNCTIONS TIME, WEEK& ADVANCED SETUP Simultaneously press the buttons up to 5 seconds and the weekday and the clock icons will flash. Then press button to adjust the Week; press to switch to Hour setting, now the two digits for Hour will flash, Then repeat the above method.
- Page 11 BASIC FUNCTIONS TIME, WEEK& ADVANCED SETUP Then press button to adjust the Hour; then press to switch to Minute setting, now the two digits for Minute will flash. Then press button to adjust the Minute. Then press to switch to the weekday 4-period programming(See next page).
- Page 12 BASIC FUNCTIONS TIME, WEEK& ADVANCED SETUP Now the PROG. and the period for Wake will flash, then press to adjust it and the time will increase or decrease at 30 minutes per press. Then press to switch to the setpoint for the Wake period.
- Page 13 BASIC FUNCTIONS TIME, WEEK& ADVANCED SETUP Repeat the above steps till the last period’s time and setpoint are set. Then comes to the Weekend’s setting, and the corresponding icons will flash(See the fig. above). Continuously repeat the steps till the weekend is set up. Note: The above steps are for 5+2 mode.
- Page 14 BASIC FUNCTIONS TIME, WEEK& ADVANCED SETUP Now the follwowing setup is for the 7-day programmable mode. Then repeat the steps mentioned above to finish the setup. Note: The installer must know which mode is preferred and should get the time and setpoint table prepared in advance.
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Page 15: Button Lock Function
BASIC FUNCTIONS BUTTON LOCK FUNCTION Simultaneously pressing the buttons up to 10 seconds till the icon displays, and it means that the buttons are locked and repeat it again to unlock the buttons. [11]... - Page 16 BASIC FUNCTIONS MODbus COMMUNICATION ICON When the Rs485 interface is connected and works well, the COM icon will flash. [12]...
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Page 17: Technical Specifications
TECHNICAL SPECIFICATIONS Input Voltage AC/DC24V or AC85-260V Control Voltage AC220V 50/60Hz Power Consumption <1W Accuracy 0.5°C Output Signal On/Off Control Setpoint Range 0-95°C Operating Temp. 0-55°C Operating Humidity 0-90% (no condensing) Storage Temp. 0-65°C Dimension 86*86*14.5 (L*W*D) Warranty 2 Years [13]...