Reznor, Guardian GB GR and GS, Installation Manual, EN 2020-06, D30121 Iss B Page No 27
C
Display
Meaning
Fan off
Fan speed 1
Fan speed 2
Fan speed 3
The temperature setting when the door link is open
circuit, is accessed by pressing the
SELECT
button
until the display shows
Use the
+
and
–
buttons to alter the temperature
value.
Display
Meaning
Heat off
5
O
C
10
O
C
15
O
C
20
O
C
25
O
C
30
O
C
35
O
C
Link-group interlock
If there is more than one air curtain, a group
interlock option may be set. This provides an
alternative fan speed and heat setting when
activated by certain external connections on
individual air curtains.
This function is accessed by pressing the
SELECT
button until the display shows (where ’0’
is the air curtain address to be used as a master unit
for interlocks.) See table below for possible settings
Display
Meaning
Default setting
to
Master setting range
Other air curtains
All air curtains
Master setting
Function
1
Timer/BMS interlock
2
Door interlock
3
Timer/BMS/door interlock
4
Stat interlock
5
Timer/BMS/stat interlock
6
Stat/door interlock
7
Timer/BMS/stat/door interlock
This function is accessed by pressing the
SELECT
button until the display shows
Using this setting all air curtains in a network
respond to the same settings. Settings for individual
air curtains can still be changed if required.
External temperature
This is only displayed if the factory supplied, optional
external temperature sensor is connected to the air
curtain.
This function is accessed by pressing the
SELECT
button until the display shows
Use the
+
and
–
buttons to change the desired
temperature setting.
If the external temperature is equal to the set
temperature, all air curtains are turned off. The
temperature must then drop to 3°C below the set
temperature before the air curtains are turned back
on.
Note:
For multiple air curtains - more than one can
have an external sensor connected. When this is the
case the sensor values are displayed as an average.
(If one external sensor goes faulty, the average is
worked out from the remaining working ones).
0 d0
0 d1
0 d2
0 d3
0 t0
0 t0
0 t1
0 t2
0 t3
0 t4
0 t5
0 t6
0 t7
0 C0
0 C0
0 C1
0 C7
1 C-
≡
25
o 25