Safety Notes
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223553 / 9160625310
2018-05-24·BA00·III·en·04
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Transmitter power supply
N-132...IL
For mounting and Installation
• Have mounting and installation performed only by qualified and authorised persons
(see chapter "Personnel qualification").
• The device is only to be installed in zones for which it is suited based on its marking.
• During installation and operation, observe the information (characteristic values and
rated operating conditions) on the rating, data and information plates located on the
device.
• Before installation, make sure that the device is not damaged.
• Install the device in Zones 2, 22 or outside of hazardous areas.
• When used in Zones 2 or 22, the device must be built into an enclosure which
corresponds to the requirements of IEC/EN 60079-15 or IEC/EN 61241-1.
• When used in Zones 2, 22, the intrinsically safe devices of Zones 1, 0, 21 and 20 can
be connected to the intrinsically safe signal circuits.
• Only connect the device to equipment which does not carry voltages higher than
253 V AC (50 Hz).
• Electrical circuits with the "Ex i" type of protection can no longer be operated as circuits
with this protection type after being operated with circuits with other types of protection.
• The power supply of 24 V DC must be able to bridge brief AC power supply
interruptions of min. 20 ms in order to assure power failure bridging according to
EN 61326-3-2 and NE 21.
Commissioning, maintenance, repair
• Only have commissioning and repairs performed by qualified and authorised persons
(see chapter "Personnel qualification").
• Before commissioning, make sure that the device is not damaged.
• Perform only maintenance work described in these operating instructions.
3.4
Modifications and Alterations
DANGER
Explosion hazard due to modifications and alterations to the device!
Non-compliance results in severe or fatal injuries.
• Do not modify or alter the device.
No liability or warranty for damage resulting from modifications and
alterations.