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The IR20 remote control unit is a stand-alone portable device designed for
monitoring, setting and maintenance of ISC/OLDHAM gas detection
equipment. It features an infrared link allowing the operator to send
maintenance orders to the transmitter from a remote location.
The remote control unit can be used in potentially explosive atmospheres in
Group IIC surface industries (leather carrying case compulsory).
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2.1.
Start-up in non-haz ardous zone
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Remove the protective leather case and the battery cover at the rear of the remote control unit.
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Insert two LR06 batteries, checking their polarity.
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Refit the battery cover and case.
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Press any key: the red lamp should light up.
2.2.
Use
To control the gas detector, point the front end of the remote control unit towards the detector. Refer to Chapter
III of this manual to carry out the maintenance operations available via the remote control unit.
The key functions are normally as follows:
To move in the menus or
decrease the parameter values
To open the menus or exit from
them by cancelling
2.3.
Maintenance
The IR20 remote control unit does not require any adjustment. The upper transparent part of the carrying case
must be kept clean and the batteries replaced when the quality of infrared transmission to the detector deteriorates.
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To move in the menus or
increase the parameter values
To validate menus or
parameters
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