31
EN
Fig. 21
Pin number
Meaning
Pin number
Meaning
1
Gnd
6
Inhibition
2
+12-24Vdc
7
CH 1
3
N.U
8
CH 2
4
Parity bit
9
CH 3
5
N.U.
10
CH 4
7. Care and maintenance
All maintenance operations on the validator must be carried out
when the machine onto which the validator is installed is
disconnected from the power supply.
We strongly recommend following these instructions carefully in
order to always keep the validator in the best operating conditions
and to prevent dangerous situations that would make the
guarantee void.
7.1 Maintenance and external cleaning
Always keep the external surfaces of the equipment clean; to do so, we recommend
using a damp cloth or a mild detergent. In case of resistant dirt, clean the surface with
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