Theben Timeguard SupplyMaster FST24 Manual
Installation & Operating Instructions
Fused Spur
Time Switch
Model: FST24 – 24 Hour Timer
Model: FST77 – 7 Day Timer
1 2
1. General Information
These instructions should be read carefully and retained for further
reference and maintenance.
2. Safety
• Before installation or maintenance, ensure the mains supply to the
time switch is switched off and the circuit supply fuses are removed
or the circuit breaker turned off.
• It is recommended that a qualified electrician is consulted or used
for the installation of this time switch and install in accordance
with the current IEE wiring and Building Regulations.
• Check that the total load on the circuit including when this time
switch is fitted does not exceed the rating of the circuit cable,
fuse or circuit breaker.
3. Technical Specifications
• 230V AC 50 Hz
• Fused: Supplied with BS1362 13A Fuse
• Switch Rating: 13A Resistive (3kW)
750W Incandescent,
Halogen lighting
500W Fluorescent lighting
200W LED lighting
100W Compact Fluorescent lighting
• Contact Type: Normally Open
• Minimum Depth of Wall Box: 25mm
• Boost Times: 1, 2 hours
• Power Status LED Indicator: Red
• Output LED Indicator: Green
• Operating Temperature: 0°C to +40°C
• CE Approved
• Dimensions (H x W x D): 85mm x 85mm x 31mm
Note: Not suitable for use with Discharge Lighting.
24. Installation
• Ensure the mains supply is switched off and the circuit supply
fuses are removed or the circuit breaker turned off.
• Connect the incoming 230V 50Hz supply and outgoing load cables
to the relevant terminals ensuring correct polarity is observed
and that all bare conductors are sleeved (see section 5.
Connection Diagram).
• A front cable exit cut-out is provided with a pre-installed
removable cover.
• If the front exiting cable cut-out is required:
1. Undo the 2 fixing screws and remove the blanking plate
(you can discard the blanking plate at this stage but keep
the 2 fixing screws).
2. Remove the cable grip from the accessory pack.
3. Using the 2 fixing screws previously removed from
the blanking plate, secure the load cable to the unit.
• Finally secure the unit to the back box with the fixing
screws provided, forming the cables during installation
to avoid any entrapment and cable damage.
Power LED
Sets time
and date
Reset button
Illuminated screen
Output LED
Sets
programmes
Double pole
switch BS 1362 (1"x 1/4") fuse
Boosts for 1 or
2 hours and
decrements
displayed value
during time and
programme
setting
Override until
next programme
change and
increments
displayed value
during time and
programme
setting
3
5. Connection Diagram
The terminals are marked as follows on the rear of the time switch;
Internal Schematic
Supply
Live (Brown or Red) to L IN
Neutral (Blue or Black) to N IN
Load
Switch Live (Brown or Red) to L OUT
Neutral (Blue or Black) to N OUT
Supply live
terminal
Switched
neutral terminal
(load neutral
connection)
Loop terminal
for earth
continuity
Supply neutral
terminal
Switched live
terminal (load
live connection)
4 5
6 Battery
• The unit has an in built non replaceable, rechargeable battery,
which will keep the programmed times during power down
situations for up to 4 weeks.
• If the screen goes blank, once power is restored, and 4 hours have
elapsed (to give a working battery charge), Reset must be pressed,
and times/programmes re-entered.
• Before programming for the first time, connect the unit to the
mains for at least 15 minutes prior to pressing the Reset button
and programming the unit.
• If the display is not visible or very faint, charge for 4 hours prior
to pressing Reset and programming.
7. Reset
The unit must be reset before programming for the first time, or after
subsequent discharge for more than 5 days, and following a 4 hour
period of charging.
• Press the Rst button once using a pointed
object e.g. a pencil or a paper clip.
• The display will show all characters/digits
and then will clear to show the following;
ASCO = Automatic Summer/
Winter Change Over.
• Use the Adv/Ovr button to change between ON and OFF for the
automatic summer time adjustment and proceed to section 9.
8 Setting the Clock
• Press and hold the Time button for 3 seconds,
the word Hold will show on the screen.
• After 3 seconds release the Time button
and the screen will show the year;
5 6
• Use the Adv/Ovr to increase (or the Boost buttons to decrease)
the value and set to the correct year.
• Press the Time button once to save the year,
and the screen with show the month;
• Use the Adv/Ovr or boost button to set
the correct month.
• Press the Time button once to save the month,
and the screen will show the day;
• Press the Time button once to save the day,
and the screen will show the time – hour first;
Note: The hour is in 24 hour format.
• Use the Adv/Ovr or boost button to adjust to the correct hour.
• Press the Time button once to save the hour, and the minutes
can be adjusted.
• Use the Adv/Ovr or boost button to adjust to the correct minutes.
• Press the Time button once to exit the Time/date entry mode.
• The display should now show the correct
time/day of the week, for example;
6
Modifying the date and time of day
Normally the only change required will be to the time of day minutes,
in which case;
• Press and hold the Time button for 3 seconds,
the word Hold will show on the screen.
• After 3 seconds release the Time button
and the screen will show the year;
• Press the Time button repeatedly until the minutes are shown.
• Use Adv/Ovr or Boost to change the minutes to the correct value.
• Press the Time button once to return to operating mode.
Note: Other changes can be made the same way, but the Time button
must be pressed to return to operating mode after any changes.
There is no automatic exit from Time/date entry mode.
9. Programming ON/OFF times
The FST24/77 has 4 independent On/Off periods available for
programming each day.
For the FST24, 24 hours is the only option, so all 7 days will be the same.
For the FST77 there is a choice of programming options, including 7 days
the same (24 hours), 5 + 2 days (where the weekdays are the same,
and the two weekend days are the same), and 7 individual days.
• Press and hold the Prg button for 3 seconds,
the word Hold will show on the screen.
• After 3 seconds release the Prg button
and the MODE screen will be displayed;
• For the FST77 Use the Adv/Ovr or Boost
to change the day grouping mode.
This will step through the following options;
24 hour: Mo Tu We Th Fr Sa Su
5 day: Mo Tu We Th Fr (followed automatically
in programming by 2 day – Sa Su)
Individual day: Mo (followed automatically in programming
by each of the other days of the week)
Note: For the FST24, Mo Tu We Th Fr Sa Su is the only option.
7
• Once the desired day grouping is selected,
press Prg button once to set and move
onto programming the ON/OFF times.
• The display will show Prog 1, with dashes
for the hours and minutes;
Note: the example shown is for
5 day + 2 day programming.
• Use Adv/Ovr or Boost button to set the hour for the first ON period.
• Press the Prg button once to set and move you to the minutes.
• Use Adv/Ovr or Boost button to set the minutes for the first
ON period.
• Press the Prg button once to set and move you to the
Programme 1 OFF time.
• Use Adv/Ovr or Boost button to set the hour for the first OFF period.
• Press the Prg button once to set and move you to the minutes.
• Use Adv/Ovr or Boost button to set the minutes for the first
OFF period.
• Press the Prg button to scroll through Programme 2 ON,
Programme 2 OFF, Programme 3 ON, Programme 3 OFF,
Programme 4 ON and programme 4 OFF, adding in times as required.
Note: If further times are not required, just leave the dashes in place
and scroll past the rest of the programs using the Prg button.
• After Programme 4 has been entered, then next day grouping
will follow e.g. In this example the day grouping will change
to 2 day – Sa Su Programme 1 ON.
• Programme the ON/OFF times as before.
• After the last OFF time for programme 4 has been set, press the
Prg button once to exit the programme mode.
Note: At any stage in programming, if the Prg button is pressed and
held for 3 seconds, the timer will return to normal operating mode.
• The display will now show the correct time
and day as per this example;
8
• At this stage the output ON/OFF indicator (as in the above image)
may not reflect the current programme status accurately.
• If the time switch should be OFF now, leave as it is.
Note: The time switch will automatically turn ON at your desired
ON time, and will resume the next programme as normal.
• If the time switch should be ON now,
press the Adv button once and set it
to ON ADVANCE.
Note: The time switch will now automatically turn OFF at your
desired OFF time, and will resume the next programme as normal.
• In the same way as for individual programmes, days or groups
of days can be omitted either by leaving dashes in all the locations
for ON/OFF times for that day or group of days.
Alternatively, leaving the programme entry mode before filling in
all the ON/OFF times will leave the remaining times blank.
Note: The only way to re-enter a blank times (or dashes)
is to reset the unit.
Programming across midnight
• Enter the required programme 1 ON time.
• Set the programme 1 OFF time to 00:00 (i.e. midnight)
• Set the programme 2 ON time to 00:00 as well.
• Enter the required programme 2 OFF time for the next day.
Modifying or adding programmes
• Press and hold the Prg button for 3 seconds, the word Hold
will show on the screen.
• After 3 seconds release the Prg button and the MODE screen
will be displayed.
Note: This will automatically display the mode in which it was
last programmed. For instance, if it was programmed in 5 + 2,
then it will show Mo Tu We Th Fr.
910
• Either – Accept this by pressing the Prg button once, and review
the programmed times for this mode by pressing Prg to move
through the times
• Or – Press the Adv/Over or Boost button to change the mode,
and then press the Prg button to review the times.
Note: If you wish to change the mode at this stage, doing so will
result in programmes being lost and they will need to be re-entered.
• Review times and adjust as necessary as described at the start
of section 9.
10. Advance/Override button
In normal operating mode the Adv/Ovr button advances the programme
to the next time change.
• If the output is currently OFF, it will change the output
to ON ADVANCE, until the next programmed OFF time.
• If the output is currently ON, it will change the output
to OFF ADVANCE, until the next programmed ON time.
• A second push of the Adv/Ovr button selects a permanent
ON mode, ON OVERRIDE, where the output is ON irrespective
of the programming.
• A third push of the Adv/Ovr button selects a permanent OFF mode,
OFF OVERRIDE, where the output is OFF irrespective
of the programming.
• A fourth push of the Adv/Ovr button returns the unit to normal
operating mode, where the output will conform to the programming.
This manual suits for next models
1
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