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Use the ‘Left/Right’ keys to scroll to the ‘Power Icon’ ...................................................
The frost icon will toggle ON/OFF each time is pressed ...........................................................
In this mode, the UFLEX EDGE will display the frost icon and will only turn the heating

‘ON’ should the room temperature drop below the set frost temperature. If the heating is

turned ‘ON’ whilst in frost mode, the flame symbol will be displayed.
To cancel the frost protect mode, navigate to the ‘Power Icon’ again, then press ..........

Frost Protection Symbol

Frost Protection

UFLEX Series

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Summary of Contents for UFLEX EDGE

Page 1: ...UFLEX EDGE ...

Page 2: ...1 Model UFLEX EDGE UFLEX Series ...

Page 3: ...Installation Procedure Mode Select Mode 1 Thermostat LCD Display Power On OFF Setting the Time Date Temperature Display Pairing Accessories View Accessories Removing Accessories Edit Comfort Levels Temperature Control Temperature Hold Advance Frost Protection 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Mode 2 Time Clock LCD Display Setting the Switching Times Timer Advance Timer Override Optiona...

Page 4: ...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 and preferences Setting a programmable room thermostat to a higher temperature will not make the room heat up any faster How quickly the room heats up depends on the design and size ...

Page 5: ...rature You won t have to adjust the thermostat further Any adjustment above this setting will waste energy and cost you more money You are able to temporarily adjust the heating program by overriding or using the temperature hold feature These features are explained further on pages 20 and 21 of this manual Programmable room thermostats need a free flow of air to sense the temperature so they must...

Page 6: ...he thermostat as shown in the diagrams on page 32 35 of this booklet Step 3 Screw the thermostat back plate securely into the back box Step 4 Replace the front of the thermostat onto the back plate by locating the pins in the socket then insert the top edge first Now push in the bottom edge securing it in place with the retaining screw Do Mount the edge at eye level Read the instructions fully so ...

Page 7: ...6 1 2 3 4 UFLEX EDGE ...

Page 8: ...ETUP then hold the key for 10 seconds The device will factory reset then provide 2 selectable mode options Use the Left Right keys to scroll between modes Mode 1 Thermostat Mode 2 Time Clock Note the selected option will flash Press the key to confirm selection This device will reset all parameters and restart in the selected mode Note The Mode Select function will reset all parameters Wireless Ai...

Page 9: ...8 Mode 1 Thermostat UFLEX EDGE ...

Page 10: ...9 5 6 1 2 3 4 7 8 9 10 11 12 15 14 16 17 18 13 UFLEX Series ...

Page 11: ...e the remaining time will be shown 9 SensorWarning Flashes on screen when the stat has failed to receive a signal from a Wireless Sensor or Window Door Switch 10 Floor RoomTemp Set Indicates the displayed sensor mode and when changes are being made to the current set point 11 Active Status Indication for Preheat and Frost Protection modes 12 Program Indicator Displayed during programming to show w...

Page 12: ...ve the set temperature but the thermostat remains active To turn the thermostatoff completely scroll to the Power Icon and hold the key for approximately 3 seconds until the display goes blank The display and heating output will be turned OFF To turn the thermostatback ON press the key once Thermostat completely OFF Thermostat powered ON UFLEX Series ...

Page 13: ...UP and CLOCK Tap the Up followed by Right keys to highlight CLOCK Press to confirm selection Hour digits will now flash Use the Up Down arrow keys followed by to set the Hours Use the Up Down arrow keys followed by to set the Minutes Repeat the previous two steps to set the date Day Month Year Display will go blank once completed Press the Down arrow key followed by to return to the main display U...

Page 14: ...ither ROOM TEMP or FLOOR TEMP to the left the actual value When the thermostat is set to use both the air the floor sensor the room temperature will be displayed by default To view the current floor temperature press and hold the Left and Right arrow keys for 5 seconds the floor temperature will then be displayed Temperature Display Room Temperature Floor Temperature UFLEX Series ...

Page 15: ...GE thermostat will be alerted and will activate Frost Protection mode The display will now show the icon right to indicate a window or door has been opened Heating will not resume while this icon remains on screen Pairing the Air Sensor and Window Door Contact Use the Left Right arrow keys to highlight then press and hold the button for 3 seconds to turn off the display Tap the Up key to select Se...

Page 16: ...down to add further sensors following the previous steps The thermostat will now start a 99 second countdown During this time multiple sensors can be added Number of accessories connected Pair Reset button Pair Reset button LED Indicator Countdown time On the Air Sensor Window Door Contact press and hold the pairing button for 5 seconds The LED will glow red to indicate pairing status Window Door ...

Page 17: ...ched accessories A Wireless Air Sensor will show the current temperature The Window Door Contact will display current open or closed status by showing OP Open or CL Closed If the ULFEX EDGE thermostat loses connection with an accessory the display will show A battery warning symbol will be appear when an accessory reports low power When this happens change the Lithium Cell CR2302 3V battery as soo...

Page 18: ...int the Sensor Contact will notify the UFLEX EDGE thermostat that it has left and will automatically be removed from the Accessory Menu On the UFLEX EDGE thermostat Follow the steps on page 16 to enter the accessory menu Press the Left Right arrow keys to view the accessory that will be deleted Press and hold down the button for 10 seconds until the sensor disappears from the menu Note You will al...

Page 19: ...et to so that the device will skip these and continue on to the next programmed time ForWeekday Weekendprogramming thefourcomfortlevelsarethesameforMon Fri but canbedifferentforSat Sun For7Dayprogrammingeachdayoftheweekcanhavefour differentcomfortlevels In24Hourmodealldaysareprogrammedwiththesamecomfortlevels To program the Comfort Levels use the Left Right keys to scroll to EDIT Press to confirm ...

Page 20: ... the settings Press the Right arrow key Level 2 will now flash and the current settings will be displayed Press to alter Level 2 settings Repeat these steps to set all comfort levels For any unused periods set time to Use the Left Right keys to scroll to DONE and press You can you set up to a maximum of 6 levels by enabling these in the feature menu see page 28 UFLEX Series ...

Page 21: ...red temperature value Use the Up Down keys to adjust the SET value Press to confirm settings and return to the main display Note This new temperature is maintained only until the next programmed comfort level At this time the thermostat will revert back to the programmed levels Until next programmed Comfort Level time Set Temperature UFLEX EDGE ...

Page 22: ...s Use the Up Down keys to set the desired Hold temperature Press to confirm selection You will see the HOLD LEFT indication is displayed on screen The time will countdown the set duration and then revert to the normal program Cancel Edit Temperature Hold Use the Left Right keys to scroll to Hold and press While CANCEL is highlighted press to cancel Hold and return to normal operation Alternatively...

Page 23: ...hlight ADVANCE then press ADVANCED UNTIL time and the SET temperature will now be displayed Press again to confirm selection To cancel Advance Use the Left Right keys to highlight Advance then press twice To view the SET temperature during Advance tap either the Up or Down key once Press to exit To change the SET temperature during Advance use the Up Down keys followed by to confirm Advanced Until...

Page 24: ...ill display the frost icon and will only turn the heating ON should the room temperature drop below the set frost temperature If the heating is turned ON whilst in frost mode the flame symbol will be displayed To cancel the frost protect mode navigate to the Power Icon again then press Frost Protection Symbol Frost Protection UFLEX Series ...

Page 25: ...ove between digits Press to confirm The display will return to the main screen and display the keypad lock indicator Note The keypad lock indicator is only displayed when the lock is active To unlock the UFLEX EDGE press once The display will show 0000 At this point enter the four digit pin number you set previously Use the Up Down keys to enter values Use the Left Right keys to move between digit...

Page 26: ...rature for the duration of the holiday and will then automatically return to the program mode on your return To set a Holiday Use the Left Right keys to highlight HOLS then press Enter the return time hours by using the Up Down keys then press to confirm Enter the return time minutes by using the Up Down keys then press to confirm Repeat these steps to set Day Month Year The display will now show ...

Page 27: ...f at 20 C Condition Whilst Optimum Start is in effect the Switching Differential shall default to 1ºC F Output Delay To prevent rapid switching an output delay can be entered This can be set from 00 15 minutes The default is 00 which means there is no delay Condition Output delay will not be in effect while Optimum Start is running Temperature Up Down Limit This function allows you to limit the us...

Page 28: ...ing temperature 1 C Rate of Change Number of minutes to raise the temperature by 1 C Note The user cannot change this feature and is for information only Programming Mode The following program modes are available Non Programmable Basic up down override temperature control 5 2 Day Programming 4 levels for the weekdays and 4 different levels for the weekend 7 Day Programming 4 levels for each day 24...

Page 29: ... 00 0 5 C 01 1 0 C Default 02 2 0 C 03 3 0 C 00 15 Minutes 00 Default 00 10 C 00 Default 00 Built in Sensor with optional Remote Air Default 01 Remoter Air Only 02 Floor Sensor Only 03 Built in Floor Sensor optional Remote Air 04 Remote Air Floor Sensor Only 20 C 45 C 28 C Default 00 Disabled Default 01 1 Hour 02 2 Hours 03 3 Hours 04 4 Hours 05 5 Hours Information Only 00 5 2 01 7 Day 02 24 Hour ...

Page 30: ...up and Clock Press the Up key followed by twice to access main feature menu Use the Up Down keys to scroll through features Use the Left Right keys to change feature setting When all required changes have been made press to confirm settings and return to the blank display Use the Down key to select then press once to power on Feature Setting Feature No UFLEX Series ...

Page 31: ...e will continue until the thermostat re establishes connection to the remote sensor Modbus Modbus interface allows the thermostat to be controlled via home automation or a building management system A maximum of 32 devices can be connected to a single RS485 adapter It is recommended that a foil twisted pair FTP cable is used for the Modbus connections All Modbus connections should be daisy chained...

Page 32: ...ress the key to confirm the change and the display will go blank Press the key once to turn the thermostat ON Error Codes E0 The internal sensor has developed a fault E1 The remote FLOOR probe has not been connected The remote FLOOR probe has not been wired correctly The remote FLOOR probe is faulty E2 The WIRELESS AIR SENSOR has not been paired correctly The WIRELESS AIR SENSOR has lost connectio...

Page 33: ...NTERFACE Model UFLEX EDGE LIVE 230V SUPPLY IN SWITCHED LIVE TO BOILER 230VAC RT1 A2 A1 N L B A This product must only be installed by a qualified electrician and comply with local installation regulations Floor Sensor Switch Live Output UFLEX EDGE ...

Page 34: ...R ARE NORMALLY THE ROOM THERMOSTAT CONNECTIONS MODBUS INTERFACE LIVE 230V SUPPLY IN VOLT FREE TO BOILER 230VAC RT1 A2 A1 N L B A This product must only be installed by a qualified electrician and comply with local installation regulations Floor Sensor LS LR UFLEX Series Model UFLEX EDGE ...

Page 35: ...a qualified electrician and comply with local installation regulations MODBUS INTERFACE 230VAC RT1 A2 A1 N L B A Floor Sensor Wiring Diagram UFLEX EDGE to Valve LS LR ARE NORMALLY THE ROOM THERMOSTAT CONNECTIONS TO CONNECT BOILER CONSULT BOILER MANUFACTURERS DIAGRAM LS L N LR Model UFLEX EDGE UFLEX EDGE ...

Page 36: ... must only be installed by a qualified electrician and comply with local installation regulations MODBUS INTERFACE 230VAC RT1 A2 A1 N L B A FLOOR PROBE N E SL L 1 2 UFLEX UH8 Floor Sensor UFLEX Series Model UFLEX EDGE Switch Live to UFLEX UH8 ...

Page 37: ...36 Mode 2 Time Clock UFLEX EDGE ...

Page 38: ...37 1 2 3 6 5 4 7 9 10 8 11 UFLEX Series ...

Page 39: ... override is active the remaining time will be shown 6 Set Indicates when changes are being made 7 Program Indicator Displayed during programming to show which period is being altered 8 Main Menu Highlighted display indicates selected option 9 Keypad Lock Indicator Displayed when the keypad is locked 10 Timer Status Displays the current status of the timed output 11 Time Day Month Year Displays wh...

Page 40: ...d by then use Up Down to set the minutes Press to confirm To set the OFF time use the Up Down keys to set the hours followed by then use Up Down to set the minutes Press to confirm the settings Press the Right arrow key Level 2 will now be highlighted and the current settings will be displayed Press to alter Level 2 settings Repeat these steps to set all periods To blank or set a switching level p...

Page 41: ...ce While ADVANCE is highlighted press twice To override the timed output ON OFF follow these steps Use the Left Right keys to highlight HOLD then press Use the Up Down keys to set the hours then press Use the Up Down keys to set the minutes then press Use the Up Down keys to set output On or OFF then press to confirm Hold Left and the remaining time will now be displayed To cancel Timer Override W...

Page 42: ...n Off switching times over a 24 hour period Daylight Saving Time DST is where the thermostat sets the clocks forward one hour from Standard Time during the summer months and back again in autumn in order to make better use of natural daylight Communications ID To interface with building management systems using the standard Modbus protocol FEATURE SETTING Program Mode 00 5 2 Default 01 7 Day 02 24...

Page 43: ...tup and Clock Press the Up key followed by twice to access main feature menu Use the Up Down keys to scroll through features Use the Left Right keys to change feature setting When all required changes have been made press to confirm settings and return to the blank display Use the Down key to select then press once to power on Feature Setting Feature No UFLEX EDGE ...

Page 44: ...tery use a small flat head screw driver or fingertip to push back the brass retaining bracket This will automatically release the battery Insert the new battery positive side up by locating one end underneath the holding clips then pushing down on the opposite end against the brass retaining bracket Holding clips Brass retaining bracket We advise that replacement of the lithium battery be carried ...

Page 45: ... 44 Notes UFLEX EDGE ...

Page 46: ...45 UFLEX Series Notes ...

Page 47: ...46 Notes UFLEX EDGE ...

Page 48: ...Rev 1 0 Want More Information ROI Call 0579120089 or visit www grantengineering ie NI Call 0800 2794796 or visit www grantni com G B England Scotland andWales Call 01380 736920 or visit www grantuk com ...

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