66
Description of the components
A - User terminal
Allows the unit to be turned on or off and the configuration
and visualization of the condition of the machine.
• A1
Display LCD
• A2
ALARM key: visualization and re-set of alarms;
when the alarm is activated it flashes red.
• A3 PRG key: access to the configuration menu
• A4 ESC key: exit from the screens
• A5 UP key: scroll through the menu
• A6 ENTER key: confirm
• A7 DOWN key: scroll through the menu
B - Electrical panel door
Allows access to the electrical panel of the machine.
C - Cover panels
Allow access to the internal components of the machine
D - Electrical panel
• D1
Magnetothermic
- auxiliary
- heater (optional)
- humidifier (optional)
- fans
- compressors
• D2
Interface board
• D3
Dirty filter sensor
• D4
Air flow sensor
• D5
Main switch
• D6
Terminal board
• D7A Input/output electrical supply cables
• D7B Input/output electrical auxiliary cables
• D7C Input/output signal cables (RS485 and/or LAN)
• D8
Phase sequence relay
•
D9 Maximum pressure manostat (only for mod. TD.
2222 ÷ 2842)
A2
A3
A4
A5
A6
A7
A1
F
E
F1
D5
D1
D2
D3
D6
D7
A
D4
D8
D7
B
D7
C
MODELS TD./ TU. 2222 ÷ 2842
MODELS TD./ TU. 511 ÷ 1822
E - Filters
Filter the air released into the room,
F - Fans
Allow the diffusion of air into the room.
• F1 ATR transformer: allows the setting of the fan rotation
speed
D2
D1
D7
A
D7
C
D7
B
D7
D
D3
D4
D9
D5
D6
D8