Maintenance
L
92
EDBEPM-H520 DE/EN/FR 4.0
7 Maintenance
7.1 Maintenance
!
The keypad is free of maintenance if all application conditions described in these Instructions
are observed.
(% 56)
!
Clean the keypad with denatured ethyl alcohol.
– If you use any other cleaning agents, please observe the information given in the table in
chapter 8.1.
(% 94)
7.2 Battery replacement
!
An integrated battery ensures that the recipe data, system time/data and contrast settings
remain stored when the keypad is disconnected from the voltage supply.
!
Battery data:
– Lithium battery 3 V, ∅19 mm (CR2032)
– Order number: EPZ-H600
$
$$
$
Stop!
!
Switch off the voltage supply before opening the housing!
!
The battery must be replaced within 30 minutes to avoid data loss.
Take off the housing cover
0
1
2
3
4
5
+24 VDC
N.C.
0 VDC
CAN+
N.C.
Shield
CAN-
V-
1
2
3
4
INPUT VOLTAGE:
18 - 32 VDC 15 W
fuse 1.25 A
MSP
LPT
back-up expansion
h520_009
Fig. 7-1 Take off the housing cover
1. Loosen bolts
&
and remove housing cover
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