Heatmiser JG PRT-E Operating Instructions Manual Download Page 3

Page: 3 / 24

Contents Page

What is a programmable thermostat?

2-4

Installation

5-6

Icons explained

Temperature Display

Setting the Clock

Setting the Comfort Levels

8-9

Keypad Lock Facility

Temperature Hold

Setting the Temperature

Holiday Feature

Turning the Heating On/Off

Factory Reset

Setting the Mode

Optional Thermostat Settings

14-19

Wiring

20-21

Summary of Contents for JG PRT-E

Page 1: ...Operating Instructions Model JG PRT E This is a multi mode thermostat please see page 13 for setup instructions Revision 1 10 09 Ref JGPRT E ...

Page 2: ......

Page 3: ...ined 6 Temperature Display 7 Setting the Clock 7 Setting the Comfort Levels 8 9 Keypad Lock Facility 9 Temperature Hold 10 Setting the Temperature 10 Holiday Feature 11 Turning the Heating On Off 12 Factory Reset 12 Setting the Mode 13 Optional Thermostat Settings 14 19 Wiring 20 21 ...

Page 4: ...re has been reached So a programmable room thermostat lets you choose what times you want the heating to be on and what temperature it should reach while it is on It will allow you to select different temperatures in your home at different times of the day and days of the week to meet your particular needs Turning a programmable room thermostat to a higher setting will not make the room heat up an...

Page 5: ...the lowest temperature setting you are comfortable with and then leave it alone to do its job The best way to do this is to set the room thermostat to a low temperature say 18 C and then turn it up by 1 C each day until you are comfortable with the temperature You won t have to adjust the thermostat further Any adjustment above this setting will waste energy and cost you more money If you heating ...

Page 6: ...er must be correct Some types have to be adjusted in spring and autumn at the changes between Greenwich Mean Time and British Summer Time You may be able to temporarily adjust the heating programme for example Override Advance or Boost These are explained in the manufacturers instructions Programmable room thermostats need a free flow of air to sense the temperature so they must not be covered by ...

Page 7: ... the thermostat 2 Do not push hard on the LCD otherwise you will damage the liquid crystal display and this is not repairable Installation The thermostat is designed to be flush mount a back box of 35mm should have been sunk in the wall prior to installation Step 1 Carefully separate the front half of the thermostat from the back plate by placing a small flat head terminal driver in to the slots o...

Page 8: ...at to the back plate Icons Explained Symbol Description Heat On Icon Shown when the heating is On Flashing when the optimum starts is in operation Frost On Icon Heating Off Shown when the heating is switched off and is protecting against frost only Keylock Icon Shown when the keypad is locked Floor Set Temperature Icon Shown when the floor set temperture is reached ...

Page 9: ...Clock To set the clock follow the steps below With the thermostat turned on press the Clock button twice You are now able to set the minutes using the Up Down keys Press H to accept You are now able to set the hours using the Up Down keys Press H to accept You are now able to set the day of the week using the Up Down keys Press A to store and exit ...

Page 10: ...hese can be changed easily The default times are 08 00 21 C Wake 09 30 16 C Leave 16 30 22 C Return 23 00 17 C Sleep If you only want to use 2 levels you should program the unused levels to To begin programming the comfort levels press Clock Once If your thermostat is setup for Weekday Weekend Programming you will see Mon Fri shown For 7 day programming you will see Monday Using the Up Down arrow ...

Page 11: ...ed periods Note For weekday weekend Programming the 4 comfort levels are the same for all weekdays For 7 day programming each day can have 4 different comfort levels Locking The Thermostat The thermostat has a key lock facility To enable follow these steps Press and hold the A and Down Key for 10 seconds You will see the lock symbol appear To unlock repeat the steps above ...

Page 12: ...uired hold time Press H Using the Up Down arrow keys enter the required hold temperature Press A to accept You will see the Hold indication is displayed which will countdown the hold duration To cancel reduce the Hold time to 00 hours Temperature Set Using the Up or Down arrow keys allows you to adjust the set temperature When you press either of these keys you will see the word SET and the desire...

Page 13: ...f your holiday the thermostat will revert back to the programmed setting ensuring that your home is warm on your arrival Press H three times Until you see the suitcase Using the Up Down arrow keys enter the number of days holiday Press A to accept The PRT E will show a suitcase indicating the thermostat is in holiday mode To cancel reduce the Holiday duration to 00 days ...

Page 14: ...frost protect mode press the On button Thermostat Off To turn the thermostat off completely press and hold the Off button The display and heating output will be turned off To turn the thermostat back on press the On button Factory Reset The thermostat has a factory reset function This will reset all settings back to their factory default To perform a factory reset follow these steps Turn the therm...

Page 15: ...ogrammable mode with built in air sensor 03 Programmable mode with remote sensor options First select the best mode which suits your application and then follow the steps below to setup the thermostat 1 Turn off the thermostat by pressing and holding the Power button 2 Press and hold the H key for 10 seconds 3 Using the Up Down keys you should select the mode required 4 Press A to accept 13 ...

Page 16: ...hat with a set temperature of 20 C the thermostat will switch the heating on at 19 C and off at 20 C With a 2 C differential the heating will switch on at 18 C and off at 20 C Feature 03 Frost Protect You can set whether the thermostat will maintain the frost temperature when the thermostat display is turned off As a default this is enabled Feature 04 Frost Protect Temperature This is the temperat...

Page 17: ...t This function allows you to limit the use of the up and down temperature arrow keys This limit is also applicable when the thermostat is locked and so allows you to give others limited control over the heating system Feature 08 Sensor Selection This thermostat has a built in air sensor In mode 00 and 02 as described on page 13 the thermostat uses the built in air sensor and cannot be changed In ...

Page 18: ...y warm by the programmed time The thermostat uses the rate of change see below setting to calculate how long the building needs to take to raise the building 1 C with a rate of change of 20 the thermostat has calculated the building needs 20 minutes to raise the building 1 C Feature 11 Rate of Change For information only Feature 12 Weekday Weekend or 7 Day Programming The thermostat offers two pro...

Page 19: ...splay lights up 2 The small number is the feature number the large number is the setting value 3 Use the clock button to cycle through the features 4 Use the Up Down keys to change the setting 5 Press A to accept and store Feature Table Feature Description Setting 01 Temperature Format 00 C 01 F 02 Switching Differential 01 03 C 01 C Default 03 Frost Mode 00 Enabled 01 Disabled 00 Default ...

Page 20: ...Output Delay 00 15 Minutes 00 Default 06 Communication ID Set Unique Comms Address 01 32 07 Up Down Temp Limit 00 10 C 00 C Default 08 Sensor Selection 00 Built In Air Sensor Default 01 Remote Air Sensor 02 Floor Sensor Only 03 Floor Sensor and Built In Air Sensor 04 Floor Sensor and Remote Air Sensor ...

Page 21: ...continued Feature Description Setting 09 Floor Limiting Sensor 20 45 C 28 C Default 10 Optimum Start 00 03 00 hours default 11 Rate of Change Information only 12 Mode Select 00 Weekday Weekend 01 7 day programming 19 ...

Page 22: ...20 ...

Page 23: ...te air sensor can be connected between the RT2 and terminals OPTION 2 A remote floor sensor can be connected between the RT1 and terminals OPTION 3 Both remote air and floor sensors can be connected at the same time NOTE Sensor selection needs to set up in the feature menu during installation ...

Page 24: ...Support Tel 01254 870303 ...

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