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8009441/YN36/V3-0/2015-08| SICK OPERATING INSTRUCTIONS|GM35
Subject to change without notice
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7.3 Mechanical preparations for the SR-unit and reflector
7.3.1 Checking the scope of delivery
▸ Check the exterior of the SR-unit and reflector to ensure they are not damaged.
▸ Make sure the supply voltages on the type plates of the GM35 components comply with
the plant conditions.
The supply voltage of the GM35 components can be changed between 115 V and 230 V on
site by the SICK service personnel when necessary.
7.3.2 Transport safety devices
▸ Remove the transport safety devices as well as any protective stickers, marked as such,
depending on the device version.
The front cover of the SR-unit is clamped between the flange fixture and enclosure. To
remove:
– Open the 4 quick-release fasteners and swivel the flange fixture open. Keep the
transport safety devices for future use.
Fig. 51: Transport safety device to be removed from the SR-unit
WARNING: Avoid hazards through sample gases!
To avoid health hazards, the following work step may not be carried out during
the preparation described in this Section but first within the scope of the
respective descriptions in the following Sections.
– Connecting the power supply to the SR-unit
– Fitting an angle flange or the measuring probe on the sample gas duct