Document Version 1
September 2019
© 2019 Coopers Fire Ltd.
Page
19
of
29
Select the motor required with the
↑
and
↓
buttons and press the
OK
button to select.
INCORRECT SETTING OF MOTOR, WIDTH OR BARREL CAN SERIOUSLY DAMAGE THE
UNIT.
10)
Setting the Curtain Descent Speed
Deploy the curtain by using the
↑
and
↓
button
s to navigate the menu and select ‘Test Curtain’ by
pressing the
OK
button.
Press the
↑
button to deploy the curtain. Time the descent and assess it visually to ensure it is a
smooth operation.
Press the
OK
button to complete the test and raise the curtain.
Divide the curtain height (in m) by the descent time recorded above. This will give you your m/s
speed of the curtain.
In order to be compliant with BS 8524, the curtain must descend at a rate of between 0.06m/s and
0.15m/s.
Use the
↑
and
↓
butt
ons to navigate the menu and select ‘Descent Speed’ by pressing the
OK
button.
The message ‘Please refer to manual’ will be displayed.
To clear the message ‘Please refer to manual’ and proceed with the adjustment, press the
←
button.
The descent speed can be adjusted from 0 to 15 with 0 being the fastest and 15 being the slowest.
The display will now show the current setting on the top line.
The descent speed default is 7. Using the
↑
and
↓
buttons, select the new value required. Once the
new value has been selected, press the
OK
button.
Repeat until the speed is satisfactory.
Once a satisfactory speed has been set, record both the ascent and descent times as
these will be required later.
11)
Ascent Time
For the Auto Test function to know if the curtain has operated within the acceptable limits, the unit
must be told the expected ascent and descent times.
Use the
↑
and
↓
buttons to navigate the menu and select ‘Ascent Time’ by pressing the
OK
button.
Use the
↑
and
↓
buttons to set the correct time to the nearest second as recorded above and press
the
OK
button to confirm the setting.
12)
Descent Time
Use the
↑
and
↓
buttons to navigate the menu and select ‘Descent Time’ by pressing the
OK
button.
