SETTING INSTRUCTIONS
Contents
1. press DAY to 7 day mode show the following day s events 1HR ATE 2HR Y uu The display will appear similar to one 43HR TTY of the diagrams on the right ay h Li depending on whether the TP75has m 2 been set up for 7 day or 5 2 day mode Use the A V NEXT buttons to 5 2 day mode 1HR ere alter the events as required ue i an di OR JTUL t Li a1 67 If the previous day s programme is to be repeated press COPY to repeat those events with just one button press Pressing COPY when in 5 2 day mode will repeat the events programmed for days 1 to 5 at the weekend Use DAY and NEXT to check all the 1 HR FTESA f 2 HR events programmed using the 3 HR ior 7 A V NEXT buttons to make oe alterations to each event as oe 1 necessary When all the events for every day are as required press PROG to return to RUN mode with the colon blinking The heating system will now be controlled to provide the temperatures programmed Refer to the USER S GUIDE for details of the manual over rides available during day to day operation FACTORY PRE SET PROGRAMME The TP75 range of programmable room thermostats are provided with a factory pre set programme of switching times and temperatures so that once the clock has been set and the TP75 returned to the RUN mode the heating system will be controlled at the times and to the temperatures of the pre set programme as shown in the fol2. the button to adjust events 1 to 5 and the event time being adjusted becomes the same as the following event time then both are changed simultaneously This applies to all subsequent event times reached and is demonstrated in the diagram on the left When using the button to adjust events 2 to 6 and the previous event time is reached the button ceases to respond The factory pre set programme may be reinstated by pressing the recessed RESET button This will however reinstate all the factory pre set conditions so that the clock type temperature scale and optimum start period if enabled may also have to be re set Electronic Programmable Room Thermostats TP75 with integral sensor TP75A with remote sensor TP75B with remote teleswitch TP75AB with remote teleswitch and remote sensor USER S GUIDE How to Select a 12 hour or a 24 hour clock display Select a C or a F temperature display Change between Winter Time and Summer Time at the press of a button Convert the TP75 to act as a thermostat controlling at the selected temperature continuously Use the TP75 as a frost thermostat Use the holiday function Override the programmed temperature Extend an existing temperature for 1 2 or 3 hours Heating System Performance The TP75 includes one in built and two optional energy saving and comfort enhancement features that may have been enabled by your installer All will affect the way in which the he
3. Electronic Programmable Room Thermostats TP75 with integral sensor TP75A with remote sensor TP75B with remote teleswitch TP75AB with remote teleswitch and remote sensor SETTING INSTRUCTIONS SETTING THE CLOCK After the recessed RESET button 1 HR JNE 5 2 HR ur has been pressed the display 3 HR nn appears as shown with the colon a iLi Li blinking and all the factory pre set E 1 7 conditions will be present To set the clock to the correct time 1HR 2HR w woo W press and release the button marked 3 HR Jn indi A W PROG The digits blink IELI Pn IL qi M A A A Press the DAY button the digits stop blinking until the correct day number is shown 1 Monday Press and release the or buttons to change the time by one minute or press and hold down to change the time in ten minute steps When the time is correct press PROG to start the clock and continue setting sequence SETTING THE OSC PERIOD IF ENABLED This display will only appear if the 1 HR nF OSC function has been enabled I3 HR rrr Use the or button to select an nnn Lens JL OSC period The choices are 0 30 30 minutes 1 00 one hour 1 30 and 2 00 The recommended initial setting is 0 30 for more details see the post commissioning notes in the Installation amp Commissioning Guide If the OSC period is set to 0 00 the function is disabled Press the PROG button to enter event programming mode SETTIN
4. G THE EVENT TIMES amp TEMPERATURES The installer will have configured the TP75 to run in 7 day mode or 5 2 day mode by means of a switch on the 7 day mode Event No Control temp back of the unit RT W GID 3 HR O The first event time and CEH temperature is displayed together 4 with the day 7 day mode or days 5 Day 2 day mode when it is active Note Time that the day number s displayed will reflect the current day 5 2 day mode To step through the six available Event No events press and release the NEXT Con rotemp button i2 HR 3 HR Whilst each event is on display it may be altered as required continued PROG O O O O O O g o RESET BATTERY COMPARTMENT NEXT DAY COPY LEARN continued Press and hold down the or buttons to change the event time in ten minute steps Press and release to change by one minute Press and release the A button to raise the control temperature by 0 5 C 1 F or press and release the W button to lower the control temperature by 0 5 C Press and hold down these buttons to make larger changes to the control temperature In addition to being able to programme a temperature it is also possible to programme an OFF simply by pressing the W button until the symbol OF appears on the display Caution If OFF is selected frost protection is not provided When all events for the day s on display are as required
5. ating system operates and this will be different from that provided by conventional time controls and room thermostats The in built feature is an intelligent electronic anticipator which measures the rate of temperature rise then switches the boiler off before the set temperature is reached However the required comfort temperature will be reached due to the residual heat in the system after the boiler has shutdown This feature is only activated when the room temperature is 2 C or more lower than the set temperature If the optional Optimum Start Control feature has been enabled indicated by the display showing typically 0 30 and OP after the second press of the PROG button from the RUN mode then the boiler will fire some time before the programmed event 1 time to provide the event 1 comfort temperature by that time If the optional Chrono proportional feature has been enabled then the boiler will fire at regular intervals to maintain radiator temperature and so prevent the large swings in room temperature caused by radiators alternating between very hot and cold In mild weather and when the system is up to temperature the boiler may fire only in short bursts with long periods of inactivity This is not a fault and will provide increased comfort RUN MODE Whilst the TP75 is in RUN mode i e controlling the space temperature in accordance with the programme the colon between the hours and minutes digits blinks The colon does not
6. blink whilst the time and programme are being set s ena 3HR cal mM oon LAL Fig 1 Display following a RESET Colon blinking LEARN PROG Oo O 0 O O Og RESET NEXT DAY COPY DISPLAY ELEMENTS Those that will appear whilst following these user s instructions Programmed temperature Extended indicator temperature indicators a Boiler ON indicator Indicates temperature display Temperature override indicators Programme F rogramme Holiday mode ype indicato Clock time selected digital thermometer or number of Day of week holiday days SELECTING THE CLOCK TYPE 12hr or 24hr The factory pre set clock has a 24 hour display If a 12 hour display with AM PM indication is preferred then press and hold down the NEXT and DAY buttons until the display changes Repeat to return to a 24 hour display Fig 2 Clock set to 12 hour display SELECTING THE TEMPERATURE DISPLAY C or F The factory pre set temperature display is C If a F display is preferred then press and hold down the DAY and COPY buttons until the display changes Repeat to return to a C display at be 3HR onn m 2 dou IL 1 Fig 3 Temperature range changed to Fahrenheit SETTING THE CLOCK Press PROG to display the time of day the display blinks Press DAY the display stops blinking to select today 1 Monday 6 Saturday etc Press and hold down the
7. ll automatically return to normal controlling temperatures to the set programme 1HR Bee 2HR u 3HR wir Fig 7 aL Li Holiday mode 4 L HOLIDAY MODE Continued Control may also be restored to normal by pressing the A and Y together USER OVERRIDES Whilst the unit is operating normally in RUN mode the following overrides are available TEMPERATURE SETTING OVERRIDE Press A to increase or W to decrease the current set temperature Each press will change the temperature setting by 0 5 C or 1 F To make larger changes press the button and hold it down Fig 8 Temperature overridden boiler firing JULL J LOVERRIDE With J LI LTL profiled selected temperature control will follow the programme With J L allday selected the temperature set for Event 1 will be maintained until Event 6 During this ALLDAY period the programmed temperature may be overriden as above 12H Rai a Fig 9 ESR Ut c u Allday selected event 1 nnan Lhi temperature active I m 1 HR 2 HR 3 HR OVERRIDE Pressing this button once causes the current control temperature to last for an extra hour Press it twice for an extra 2 hours and three times for 3 hours Pressing a fourth time will remove the override For example a comfort temperature of 21 C programmed to end at 22 30 could be extended passed midnight Alternatively a morning set back temperature of 15 C could be extended to effectively cancel a midday c
8. lowing table and indicated by the fine line in the diagram below The instructions on the previous page show how to change the times and temperatures to the users requirements The table should be used to record the users programme If the TP75 has been configured for 5 2 day control only days 1 and 6 need be recorded Day 1 Monday Events Factory Pre set Programme and spaces for user s settings Pre set 06 30 User s Pre set User s Pre set 11 30 User s Pre set User s Pre set 16 30 User s Pre set User s 20 20 21 68 68 70 2 Tuesday 06 30 08 30 11 30 13 30 16 30 22 30 20 20 21 68 59 68 59 70 59 3 Wednesday 06 30 08 30 11 30 13 30 16 30 22 30 20 20 21 68 59 68 59 70 59 4 Thursday 06 30 08 30 11 30 13 30 16 30 22 30 20 20 21 68 59 68 59 70 5 Friday 06 30 08 30 11 30 13 30 16 30 20 20 21 68 59 68 59 70 6 Saturday 07 30 09 30 11 30 13 30 16 30 20 20 20 20 21 68 59 68 59 70 7 Sunday 07 30 09 30 11 30 13 30 16 30 20 20 20 20 21 68 59 68 59 70 Factory Pre sets User
9. omfort setting H AVL 2HR ost Fig 10 id 5 u Current temperature nnn le Fh extended by 2 hours J L 1 BATTERY MAINTENANCE Only good quality alkaline batteries should be used New batteries will provide the power for switching the outputs on and off for approximately 2 years When the batteries volts fall to the minimum level needed to maintain operation a battery symbol will blink in the display When this symbol appears both batteries should be replaced with high quality alkaline cells Operation will continue normally until the 15th midnight after the symbol started blinking and then the unit will switch off all outputs and shut down with just the time and the blinking battery displayed Whilst the battery symbol is still blinking the old batteries may be removed and new batteries placed in the sleeve provided and inserted within one minute Internal circuitry will maintain the user set programme memory during this period in om Fig 11 3HR y ff H Blinking battery symbol nonn wh OL change batteries re Danfoss Randall Ltd continually strives to improve its products and reserves the right to change designs and specifications without notice Danfoss Randall Limited Ampthill Road Bedford MK42 9ER Tel 01234 364621 Fax 01234 219705 Email danfossrandall danfoss com Website www danfoss randall co uk 4 Part No 8953 Iss9 12 01
10. or button to change the time quickly in ten minute steps or press and release to change the time by one minute When the day and time are correct press and release PROG once to start the clock and further press and release as necessary until the colon starts blinking RUN mode The intermediate stages are explained in the Setting Instructions 1HR 2HR x m w Fig 4 Clock time ready for SHR ma changing Colon steady nnn wf cu PM_ digits blinking I L 1 A y A A ON WINTER TIME SUMMER TIME CLOCK When the clocks are changed from Summer Time to Winter Time or vica versa there is no need to alter the clock by entering programming mode i e pressing the PROG button Instead just press and hold down the button to change from Summer Time to Winter Time or the button to change from Winter Time to Summer Time The first time this is done after a RESET the clock is set and can only be changed by one hour as appropriate If a mistake is made e g pressing the button in the autumn when the button should have been pressed rectify the problem by pressing the correct button and then re setting the clock by one hour as appropriate Refer to SETTING THE CLOCK above TIME OR TEMPERATURE DISPLAY The default display in RUN mode shows the time of day This may be changed to display the actual temperature being sensed by pressing both COPY and NEXT buttons together Return to time display by pressing them togethe
11. r again HR F Fig 5 2 Fi ct Temperature Display 3 cut m i Room temperature is nnn m below the set temperature J L so the boiler is firing THERMOSTAT MODE The TP75 may be converted to control at a constant user selected temperature by pressing and holding down the A and buttons until the display changes to that shown in Fig 6 with the default temperature of 8 C or 46 F which may be changed as required using the A or V button The unit will stay in thermostat mode until the A and are pressed together again FIHA P Bree Fig 6 Thermostat mode 3HR a nnn a ee FROST THERMOSTAT MODE Whilst in thermostat mode the TP75 may be set to guard against possible frost damage in areas where the unit or its remote sensor is fitted The control temperature may be set to a suitable level using the Aor Y buttons The unit will stay in frost thermostat mode until the A and V are pressed together again HOLIDAY MODE Whilst in thermostat mode pressing the DAY button will activate the holiday mode The display will change to that shown in Fig 7 witha number indicating the default holiday period of 00 days Use the Aor Y buttons to adjust the control temperature as required and use the or buttons to set the number of days required in the range 1 99 days Ifthe number of days is left at 00 then the unit will return to normal at event 1 the following day When the selected number of days have elapsed the unit wi
12. s Settings 0 00 3 00 6 00 9 00 12 00 15 00 18 00 21 00 24 00 In the above diagram the heavy line indicates what a typical user set programme might be Note that event 2 has been moved to 14 00 that events 3 amp 4 have also been moved to that time and that the following control temperature will be that of event 4 Itis possible to move events past midnight into the following day when the day number will blink in the display see the display diagram in the notes on setting event times NOTES ON SETTING EVENT TIMES If during the event checking and setting procedure no buttons are pressed for more than two minutes then the TP75 will return to RUN mode automatically If this appears to have occured it is advisable to re check the programme to ensure that it is as required When setting event times and temperatures it is not possible to set event times out of chronological order Event 1 may be set at any time from 0 00 to 23 59 but would normally be in the morning Event 2 may be set at any time between event 1 and 23 hours 59 minutes after event 1 Event 3 may be set at any time between event 2 and 23 hours 59 minutes after event 1 Event 4 may be set at any time between event 3 and 23 hours 59 minutes after event 1 and so on If the event time being set is moved past midnight into the following day then the number of the following day will blink w it A ran Lr is iA M A tar When using
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