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Model: PRT-E Table of Contents Slimline Series Slimline Series...
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What is a Programmable Room Thermostat? A programmable room thermostat is both a programmer and a room thermostat. A programmer allows you to set “On” and “O” periods to suit your own lifestyle. A room thermostat works by sensing the air temperature, switching on the heating when the air temperature falls below the thermostat setting, and switching it o...
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Installation Procedure Mount the thermostat at eye level. Read the instructions fully so you get the best from our product. Don’t Do not install near to a direct heat source as this will aect functionality. Do not push hard on the LCD screen as this may cause irreparable damage. This Slimline Series thermostat is designed to be ush mounted and requires a back box of 35mm (minimum depth) to be sunk into the wall prior to installation.
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Operating Mode Setting the Clock The thermostat has 4 main operating modes: MODE DESCRIPTION Non-programmable with air sensor only. Non-programmable with oor / air sensor options. Programmable with air sensor only. Programmable with oor / air sensor options (default). Select the mode that best suits your needs Mode 00 or 02 MUST NOT be used to control electric underoor heating, Mode 01 or 03 (default) with oor sensor option must be used.
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Temperature Display Comfort Levels Expla This thermostat can be setup to use an air sensor, oor sensor or both. The display will clearly show which sensor is being controlled by showing either: Room Temperature Floor Temperature Note: Built in air sensor only MUST NOT be used to control electric underoor heating. Floor sensor only or built in air &...
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Comfort Levels Continued Locking the Thermo • Use the Up/Down keys to enter the required WAKE time ....... • Press H to conrm settings ..................• Use the Up/Down keys to enter the required WAKE temperature ..Press H to conrm settings ..................•...
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Temperature Control Temperature Hold The Up/Down keys allow you to adjust the set temperature ....... When you press either key, you will see the word SET and the desired temperature will be displayed on screen. Use the Up/Down keys to adjust the SET value ..........Press A to conrm settings and return to main display ..........
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Holiday Frost Mode The holiday function reduces the set temperature in your home to the frost protection temperature setting (see page 23). The thermostat will maintain this temperature for the duration of the holiday and will then automatically return to the program mode on your return. •...
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Heating On/O Optional Features Ex The heating is indicated ON when the ame icon is displayed. When the ame icon is absent, there is no requirement for heating to achieve the set temperature but the thermostat remains active. To turn the thermostat OFF completely, press and hold the Power button..The display and heating output will be turned OFF completely.* To turn the thermostat back ON, press the Power button once again ....
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Feature 08 – Sensor Selection: On this thermostat, you can select which sensor Adjusting the Optio should be used. You can select between air temperature only, oor temperature, or both. When you enable both sensors, the oor sensor is used as a oor limiting sensor and is designed to prevent the oor from overheating.
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Optional Settings - Feature Table Re-calibrating the T FEATURE DESCRIPTION SETTING Temperature Format 00 = C, 01 = F (°C = Default) Switching Dierential - 03 C (01 C = Default) Frost Mode 00 = Enabled, 01 = Disabled (00 = Default) Frost Protection Temperature - 17 C (12...
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Factory Reset Wiring Diagram - P The thermostat has a reset function to restore all settings to their factory defaults. To perform a factory reset, follow these steps. Press and hold the Power button to turn the thermostat OFF ......•...
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Heating Professionals: Request a copy of our product installation guide containing detailed technical specications for our complete product range: www.heatmiser.com/guide Want More Information? Call our support team on: +44 (0)1254 669090 Or view technical specications directly on our website: www.heatmiser.com...
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