OPERATION
6
43
H250
www.krohne.com
04/2009 - 4000269302 MA H250-R02
Operation
6.1 Operating elements
Operation of the device is performed with the cover on the front open, using the mechanical keys
keys
keys
keys,
or with the cover closed using a bar magnet
bar magnet
bar magnet
bar magnet.
The mechanical keys and keys for the bar magnet are identical in their function. In this
documentation the keys are represented as symbols to describe the operating functions:
CAUTION!
The switching point of the magnetic sensors is right at the level of the corresponding circle. Only
touch the circle vertically and from the front using the bar magnet. Touching it from the side may
cause a malfunction.
Figure 6-1: Display and operating elements
1
Enter button (circuit for bar magnet)
2
Up button (circuit for bar magnet)
3
Right button (circuit for bar magnet)
4
Anzeige
Key
Symbol
1
Enter
^
2
up
↑
3
right
→
Table 6-1: M10 operation keys
MA_H250_R02_en_PRT.book Page 43 Tuesday, September 22, 2009 12:26 PM
