Duct Mounting (For Testo 6612 Probes) - TESTO 6381 Instruction Manual

4 Transmitter
2. Insert screw (4) through hole (3) and screw into rear panel
bracket.
3. Insert probe connector (5) into socket until it engages.
4.3.2.2.

Duct mounting (for testo 6612 probes)

1. Hold wall/duct bracket (order no. 0554 6651) (6) against duct
wall (8) and mark drill holes for wall/duct bracket and probe
shaft.
2. Drill a hole (Ø 12.5 mm) in the duct wall to feed through the
probe shaft.
3. Fasten wall/duct bracket (6) to duct wall with screws (5).
4. Push probe shaft (9) with filter (10) through the middle hole of
the mounting bracket.
24
The wall/duct bracket (6) has an O-ring (7) to seal it against
the duct. Feed the probe shaft (9) carefully through the
wall/duct bracket so that the O-ring is not damaged.