TESTO 6621 - Assembling the testo 6621-A02 (duct):

testo 6621 - Commissioning 13
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Assembling the testo 6621-AA02 (duct):
1 Assemble the instrument according to the conditions in situ.
The illustration below shows the instrument assembled on a duct with the
wall/duct holder (accessory, 0554 6651) as an example:
The illustration below shows the instrument assembled on a wall with the
wall/duct holder (accessory, 0554 6651) as an example:
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testo 6621-A02 (duct).
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Probe shaft.
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Wall/duct holder (accessory 0554 6651),
for assembly on wall with spacer.
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Fastening screws (customer-specific, not
included).
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Locking screw for fastening the probe
shaft.
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