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Summary of Contents for meitav-tec ETN24-P-3S-HU
- Page 1 ETN24-P-3S-HU (Cool and Heat) Owner's Manual - Installation and Operating Instructions Meitav-tec Ltd (Contel group) Tel: +972-3-9626462 Fax: +972-3-9626620 www.meitavtec.com - support@meitavtec.com...
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Page 2: Table Of Contents
Please read this manual carefully before installation and use. Index Options & Accessories Installation Instructions Wiring Connections DIP switch Configuration External Sensor Connection Technician Settings Operating Manual... -
Page 3: Options & Accessories
Humidity Duct Sensor (Purchase separately) • GHU/DUCT: Humidity duct sensor For details on where to purchase accessories, please contact Meitav-tec for you’re nearest location or visit our web site at www.meitavtec.com... -
Page 4: Installation Instructions
2. Installation Instructions Separate the front panel from back panel by depressing the tongue located in the top of the unit. Pull the back panel out. Line the back panel up against the wall or flat surface. Install three screws as required. Make electrical connections as shown on enclosed electrical wiring diagram. -
Page 5: Wiring Connections
3. Wiring Connections 4. DIP switch Configuration DIP switch S1 (3 switches) - Internal / External sensor Internal sensor: S1.1 - On S1.2 - Off S1.3 - On External sensor: S1.1 - On S1.2 - On S1.3 - Off DIP switch S2 (4 switches) - Not in use Default position: S2.1 - Off S2.2 - Off... -
Page 6: External Sensor Connection
5. External sensor connection N.TC. Sensor; Temperature - Resistance Characteristics Temp °C 10.0 12.8 15.6 18.3 21.1 23.9 26.7 29.4 32.2 Temp ° F 115.8 100.9 88.1 77.1 67.7 59.6 52.5 46.4 41.2 36.6 Res. k - Disconnect power to the thermostat 24Vac. - Connect external sensor to terminals T - 0. -
Page 7: Technician Settings
6. Technician Settings Set differential for valve 2°C…10°C, proportional output range 0-10Vdc or 2-10Vdc, ambient humidity (RH) indication, set point for humidity (set RH) and differential for proportional output 4%-20% RH. Note: If no key is pressed for 5 seconds - the thermostat will automatically return to normal display mode. - Page 8 Proportional output range 0-10Vdc or 2-10Vdc • Press the Mode button again - a number will appear on the Cool Cool display. • Using the (+) button, change the scale to 2-10Vdc “2” will On/Off Mode On/Off Mode On/Off Mode On/Off Mode appear on the display.
- Page 9 Humidity set point (40%-70% RH) • Press the Mode button again - the Humidity set-point, “%HU” and “SET” will appear on the display (“SET” will blink). On/Off Mode On/Off Mode • Adjust the humidity set point using the (+) or (-) buttons. Differential for proportional output 4%-20% RH.
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Page 10: Operating Manual
7. Operating manual 7.1 On/Off button • Press the On/Off button to activate or deactivate the thermostat - The word "ON" or “OFF” will appear on the display. On/Off Mode On/Off Mode 7.2 Temperature set-point adjustment • Press the (+) or (-) buttons - the set-point temperature will Cool Cool flash and “COOL”... - Page 11 7.3 Modes • Press the Mode button to switch between: Cool Heat Cool - “Cool” will appear on the display. On/Off Mode On/Off Mode Heat - “Heat” will appear on the display. Auto Change-over - “Cool” and “Heat” will appear on the display.
- Page 12 7.5 Auto Fan The Auto Fan mode is available in all modes except for Fan Only mode Cool Cool • Press and hold (5 seconds) the Fan button to select Auto Auto Fan Fan - “Auto Fan” will appear on display. On/Off Mode On/Off Mode In Auto Fan mode - the fan will run only during demand for...
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