Baker Hughes Masoneilan 496 Series Instruction Manual page 13

7. Electrical Connection, Installation and Start-up
(Cont'd)
7.2 Electrical connection for type
496-•57 or 496-•57/• and
496-•58 or 496-•58/•
• The electrical cables are connected either
directly on to the micro switch(es) or to the
proximity switch(es) terminal block.
• Connect the device to the earth using the earth
connections provided inside and outside the
housing of the device.
• Basic rule for wiring:
– Must be used in addition to local
regulation for electrical installation
– Connector slot approval:
– Insulation must be free of any damage along
the wires inside the housing
– Tightening must be sufficient to bring
constant contact in time without being
excessive to cut or damage connection.
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7.3 Electrical connection for type
496-857 or 496-857/• and
496-858 or 496-858/•
Connect the electrical cables to the position
transmitter terminal block located on the printed
circuit board. Respect the polarities + and – and the
maximum voltage allowed.
When a position transmitter is provided with an
additional function, the electrical cables are
connected either directly on to the micro switch(es)
or to the proximity switch(es) terminal block.
Connect the device to the earth using the earth
connections provided inside the housing and on
the outside of the device.
• Basic rule for wiring:
– Must be used in addition to local
regulation for electrical installation
– Connector slot approval:
– Insulation must be free of any damage along
the wires inside the housing
– Tightening must be sufficient to bring
constant contact in time without being
excessive to cut or damage connection.
Masoneilan 496 Series Position Transmitter ATEX Instruction Manual | 13