Product description
15
5.3 Operating and functional elements
The following figure shows the operating and functional elements and their
position on the unit.
Fig. 1: Control and function elements
1
Mains switch
2
Heating control LED
3
LED display
4
Alarm control LED
5
Cooling control LED
6
Membrane keypad with key panel
7
Service key (covered)
8
High temperature cut-off setting
9
Internal/external flow direction setting
10
USB interface Type B
11
CAN plug for connection with a cooling machine
12
Mains fuse
13
Mains fuse
14
USB interface Type A
15
RS232 interface
16
Mains connection