CLIMATIC™ 50 User manual - Lennox

Sdc.2
Functions with DM50
The Sdc.2 screen appears.
If after 5 seconds the display is not correct;
Return to the configuration mode by pressing buttons
� � � simultaneously for at least 5 seconds until the Sdc.1 screen
appears.
Press button � to position the cursor over the ‘Setting’ line
Prtess, the button � again to position the cursor over the ‘I/O board
address’ line
With the button � or � ����replace ‘- -‘ with the address of the BM50
connected and confirm with button �
Then repeat the procedure “ Allocation of Displays to the BM50 ”
The screens and functions of the DM50 are the same as the screens of the DC50.
A DC must be connected to one, and only one, BM50. Even if the unit is connected to the pLan bus, the screens of the
DC50 will only apply to the configured BM50.
One DM50 may be connected to 12 units with the pLan bus. The screens of the DM50 will apply to one of the BM50
alternately.
Sdm.1
Sdc.3
Main screen
On the bottom line of the BM50 the symbol ‘#’ indicates the BM50s
identified on the pLan bus (number 1 on the left, up to number 12
on the right)
A unit that is disconnected or switched off cannot be displayed
by the DM50.
The number in brackets at the bottom left indicates the number
of the BM50 currently connected to the DM50.
In the event of a fault on one or other of the BM50s identified, the
‘Prg’ button is illuminated in red and the symbol ‘#’ for the units
concerned flashes.
To display another unit from the main display, press button �.
On the first line, as a double display:
Ambient temperature
Fan on or off.
On the second line:
Degree of opening of the air regulator (option)
‘Dyn’ if the offset function of the set point as a function of the outside
temperature deviation is active.
‘Vent :Auto’ if the fan start/stop in the dead zone of the adjustment
function is configured.
On the third line:
Outside air temperature
Current time period (Z :A, Z :B, Z :C, Uno, Ove and BMS)
Mode of operation (Hot, Dead or Cold)
3 hour override
These functions can be used to override either the desired ambient temperature or the minimum air change rate
for 3 hours.
Sdc.3
If an override is active, the time period display is alterned with the
‘Der’ symbol
The ‘Esc’ button is used to cancel the override mode.
From the main screen, press button � or �
(Press button � On the DM50)
CLIMATIC50 – IOM – Rooftops/ Aircoolair CL50-ROOFTOPS-IOM-1107-E 49 49