Hochiki IFD-E(EXD) - Manual (Page 10)

10 Hochiki Europe (UK) Ltd
2-3-0-810/ISS3/OCT11
EExd System Drawing
NOTE 1
WARNING – Ensure ALL power is OFF before/during
installation/maintenance.
NOTE 2
Ensure the details on the enclosure label comply with the
hazardous area specified.
NOTE 3
The installation must comply with national installation
requirements (for example to EN 60079-14)
NOTE 4
If required a loading resistor or end of line device (EOL) can be
connected between the detector terminals of any circuit. The total
power dissipation and temperature classes within the enclosure
must not be exceeded, 30W – T6.
NOTE 5
If required a loading resistor of not less than 3k 0.5 watt and
having a surface area between 20cm² and 10cm² may be
connected between the terminals of any circuit, but not between
circuits.