70
(1) Application of a voltage exceeding 60 V DC or 40 V AC (exceeding 33 V DC or 23 V AC
when arrester equipped) between “+” and “–” terminals may result damage to the transmit-
ter.
(2) Use a shielded cable for the transmission line where possible.
(3) Avoid installation of signal cable and power cable in same conduit or cable tray in order to
prevent increased noise.
Also, do not bring the signal cable close to large electrical equipment.
WIRING
7
In case of an explosion proof arrangement, wiring shall be made in accord-
ance with the relevant regulations to ensure the explosion proo
fi
ng.
Improper wiring can cause a risk of explosion,
fi
re and other serious acci-
dents.
Cautions on wiring
DANGER
• Before making wiring work, be sure to turn OFF the main power to prevent
electrical shocks.
• Use wiring materials of correct rating to prevent
fi
re incidents.
• Use correct power source that meets the speci
fi
cations to prevent
fi
res.
• Field ground according the recommendations of electrical connections.
• After installing the transmitter,
fi
rmly close the covers of the transmitters
unit and terminal box. If not, rain water enter the transmitter which may
result trouble or incorrect operation.
ATTENTION
