Instruction manual
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10.2.6.6 Temperature limits
This function is accessed by pressing the
button until the display shows and
respectively i.e. maximum and
minimum set limits for set temperature.
Use the and buttons to change to the
desired limit temperature settings.
The maximum (default 35°C) may be set
anywhere between the current minimum and
50°C, and the minimum, (default 16°C) may be
set anywhere between 3°C and the current
maximum.
To exit the engineers mode press and hold the
button for a few seconds.
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10.2.8 Air curtain addressing
All air curtains work on an address address to
communicate with the keypad and are supplied
with an default address of ‘0’.
Where multiple air curtains exist in a network
they must be re-addressed using a unique
address (0-9/A-F). This is achieved using a 4
way bitswitch mounted on the base unit PCB
(see photo opposite
The keypad will check all addresses on first
power up and this is displayed as the first digit
on the display (in a network set up, all
addressees will be viewed in rotation).
The black shaded areas represent the switch
position.
The example shows the
air curtain set to No.8.
fig. 14. Air curtain address numbers.
10.2.7 Power-up Manual Reset
The system can be reset by powering-up the
panel whilst holding down the and .
buttons.
The display shows the ‘start’ pattern but then
goes blank.
Release the buttons where upon the display
resumes and the system addressing
commences, finding only those air curtains
which are actually connected and working.
If appears on the display, press and
hold the button for a few seconds then
release. The display will then return to the
normal mode.
E ng
Note: If any address is altered after initial power
up or an air curtain removed after initial
installation, the keypad will also retain the
original address although unable to respond.
To remove this unwanted address(s) follow the
details in 10.2.7 Power-up Manual Reset.
fig. 15. Bitswitch position
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ON
OFF
WARNING:
THIS AIR CURTAIN SHOULD NOT BE
INSTALLED WHERE THERE IS A
CORROSIVE ATMOSPHERE.