Hach ORBISPHERE 51 Serie Manuel D'utilisation Simplifié page 9

1 Cable
2 Shield
3 Instrument
It is vitally important to ensure the shielding is pinched and secured between the two washers to ensure the
shielding attaches directly to the instrument housing as a ground. Failure to do this could cause damage to
the instrument, and for sensor cables give incorrect readings.
5. Reattach and tighten the cable gland nut.
6. Attach the wires to the corresponding terminal block connections.
4.6.2 Ethernet connector (portable instruments)
The Harting RJ Industrial
and minimal force. Only a few steps are necessary in order to quickly and reliably attach an Industrial
Ethernet cable to the Harting RJ Industrial
4.7 Connection to mains power supply
4.7.1 Power supply unit (portable instrument)
For portable instruments, an external power supply unit is supplied as standard. Connect the power
supply unit to the table instrument with the FIXCON
4.7.2 Power supply connection (low voltage instruments)
For low voltage instruments (10-30 VDC), connection to the mains power supply is with a 8-pin
BINDER connector (supplied).
Note: The connectors are grooved to avoid an incorrect fitting to the instrument.
Connect the power cable to the connector as follows:
Figure 2 BINDER connector
4.7.3 Power supply connection (high voltage instruments)
Multiple hazards. Only qualified personnel must conduct the tasks described in this section of the
document.
4 Wire
5 O-ring
6 Washers
N O T I C E
®
IP 67 Push Pull connector can be locked and unlocked using one hand
®
connector. Only a Harting cable should be used.
Pin Connections:
1. Power 10-30 VDC
2. Ground
3. Ground
4. Ground
5. Not used
6. Power 10-30 VDC
7. Power 10-30 VDC
8. Earth
D A N G E R
7 Gasket
8 Gland nut
®
connector provided.
Figure 3 Wiring side view
English 9