Model: PRT-E Table of Contents Product Image Table of Contents What is a Programmable Room Thermostat? Installation Procedure LCD Display Operating Mode Setting the Clock Temperature Display Setting the Comfort Levels 12-13 Locking the Thermostat Setting the Temperature Temperature Hold Holiday Programming Frost Protection Power On / Off...
What is a Programmable Room Thermostat? A programmable room thermostat is both a programmer and a room thermostat. The way to set and use your programmable room thermostat is to find the lowest temperature settings that you are comfortable with at the different times you have A programmer allows you to set “On”...
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 affect functionality. Do not push hard on the LCD screen as this may cause irreparable damage. This Slimline Series thermostat is designed to be flush mounted and requires a back box of 35mm (minimum depth) to be sunk into the wall prior to installation.
LCD Display Room/Floor Temp - Indicates the current temperature sensor mode. Day Indicator - Displays the current day. Frost Icon - Displayed when the thermostat is in frost protection mode. Flame Icon - Displayed when the thermostat is calling for heat, the flame icon will flash when the optimum start function is in operation.
Operating Mode Setting the Clock To set the clock, follow these steps. The thermostat has 4 main operating modes: • With the thermostat turned ON, press the Clock key twice ........MODE DESCRIPTION • Use the Up/Down keys to set the hours .............. Non-programmable with air sensor only.
Temperature Display Comfort Levels Explained The thermostat provides Weekday/Weekend or 7 Day Programming options. This thermostat can be setup to use an air sensor, floor sensor or both. You should consult the “Optional Features” section to select the required mode. The display will clearly show which sensor is being controlled by showing either: The thermostat is supplied with comfort levels already programmed, but these can be Room Temperature...
Comfort Levels Continued Locking the Thermostat The thermostat has a keypad lock facility. To activate the lock follow these steps. • Use the Up/Down keys to enter the required WAKE time ....... • Press and hold the A and Down keys together for 10 seconds ..•...
Temperature Control Temperature Hold The temperature hold function allows you to manually override the current operating The Up/Down keys allow you to adjust the set temperature ....... program and set a different temperature for a desired period. When you press either key, you will see the word SET and the desired •...
Page 10
Frost Mode Holiday The holiday function reduces the set temperature in your home to the frost Pressing the Power button once will place the thermostat in frost protect mode. protection temperature setting (see page 23). In this mode, the thermostat will display the frost icon and will only turn the heating The thermostat will maintain this temperature for the duration of the holiday and will on should the room temperature drop below the set frost temperature (see page 20).
Page 11
Heating On/Off Optional Features Explained THE FOLLOWING SETTINGS ARE OPTIONAL AND IN MOST CASES The heating is indicated ON when the flame icon is displayed. NEED NOT BE ADJUSTED When the flame icon is absent, there is no requirement for heating to achieve the set temperature but the thermostat remains active.
Feature 08 – Sensor Selection: On this thermostat, you can select which sensor Adjusting the Optional Settings should be used. You can select between air temperature only, floor temperature, or both. When you enable both sensors, the floor sensor is used as a floor limiting sensor and is designed to prevent the floor from overheating.
Optional Settings - Feature Table Re-calibrating the Thermostat FEATURE DESCRIPTION SETTING If you need to re-calibrate the thermostat, follow these steps. • Press and hold the Power button to turn the thermostat OFF ......Temperature Format 00 = C, 01 = F (°C = Default) •...
Factory Reset Wiring Diagram - PRT-E The thermostat has a reset function to restore all settings to their factory defaults. MODE 1 AND MODE 3 CONNECTIONS To perform a factory reset, follow these steps. • Press and hold the Power button to turn the thermostat OFF ......PRT-E MAINS SUPPLY •...
Heating Professionals: Request a copy of our product installation guide containing detailed technical specifications for our complete product range: www.heatmiser.com/guide Want More Information? Call our support team on: +44 (0)1254 669090 Or view technical specifications directly on our website: www.heatmiser.com...
Need help?
Do you have a question about the PRT-E1 and is the answer not in the manual?
Questions and answers