Figure 6, Installing the transmitter with sealing ring, Figure 7 – Vaisala DMT143 User Manual
Page 23: Tightening with a wrench
Chapter 4 ________________________________________________________________ Installation
VAISALA ________________________________________________________________________ 21
2.
Model with parallel thread (G1/2" ISO 228/1) requires a sealing
ring for a tight connection. Use the sealing ring that is provided
with the transmitter. Make sure the threads on the mounting point
match your transmitter.
For the model with NPT thread, do not use a sealing ring.
1202-123
Figure 6
Installing the Transmitter with Sealing Ring
3.
Tighten the connection by turning with a wrench (max. 50 Nm).
Wrench size is 24 mm for ISO threaded transmitter, 30 mm for
NPT threaded model.
1202-124
Figure 7
Tightening with a Wrench
4.
Connect the signal and power cable to the DMT143. Refer to the
following sections for wiring instructions and power supply
requirements.