SERVICE
7
75
H250 M40
www.krohne.com
03/2020 - 4000640706 - MA H250-M40 R06 en
Figure 7-8: Version Fieldbus ESK4-FF / ESK4-PA
1
Basic module with electronic magnet sensors ESK4A
2
Connection bus module
3
DIP switch for bus settings
Approx. information
ESK4A
ESK4-IO
ESK4-FF /
ESK4-PA
Contact module
K1/K2
PCB
68 cm
²
/ 10.5 in
²
2 x 62 cm
²
/
2 x 9.6 in
²
62 cm
²
/ 9.6 in
²
75 cm
²
/ 11.6 in
²
Polyamide housing
63 g / 0.14 lb
42 g / 0.09 lb
42 g / 0.09 lb
-
Potting (silicone)
135 g / 0.30 lb
100 g / 0.22 lb
100 g / 0.22 lb
5 g / 0.01 lb
Batteries
-
-
-
-
Electrolytic capacitors
-
-
-
-
LC display
-
16 cm
²
/ 2.5 in
²
-
-
Table 7-2: Main components of the optional electronic modules
INFORMATION!
Silicone is used when potting the PCBs in the polyamide housings. It is thus not easy to separate
the components by hand.