Benning IT 110 - Connector Panel; Back Panel

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3.2 Connector panel
1
4
2
> 550V
3
5
6
Fig. 3.2: Connector panel
Legend:
1 Test connector
Warning:
Maximal allowed voltage between test terminals and earth is 600 V. Maximal allowed voltage
between test terminals is 550 V.
2 Power supply socket
3 Protection connector cover (prevents the simultaneous connection of test cable and charger)
BENNING IT 120 B only: In resistance to earth function test, the connector terminals are used
as follows:
- L/L1 black test lead is used for the auxiliary earth electrode (H).
- N/L2 blue test lead is used for the earth electrode (E).
- PE/L3 green test lead is used for the probe (S).
4 RS 232 connector (BENNING IT 120 B only)
5 USB connector (BENNING IT 120 B only)
6 Current clamp input
3.3 Back panel
1
2
3
Fig. 3.3: Back Panel
Legend:
1 Battery/fuse compartment cover
2 Information label
3 Fixing screws for battery/fuse compartment cover