Vaisala MMT330 User Manual
Page 3
_________________________________________________________________________________
VAISALA _________________________________________________________________________ 1
Table of Contents
GENERAL INFORMATION .......................................................................... 11
About This Manual ................................................................. 11
Contents of This Manual ..................................................... 11
Version Information ............................................................. 12
Documentation Conventions ............................................... 12
Safety ....................................................................................... 13
ESD Protection ....................................................................... 13
Recycling ................................................................................ 14
Regulatory Compliances ....................................................... 14
EU Declaration of Conformity .............................................. 14
DNV Type Approval ............................................................ 15
Transmitters with LAN or WLAN Interface .......................... 16
Transmitters with WLAN Interface ...................................... 16
Patent Notice .......................................................................... 17
Trademarks ............................................................................. 17
Software License .................................................................... 17
Warranty .................................................................................. 17
PRODUCT OVERVIEW ................................................................................ 19
Introduction to MMT330 ......................................................... 19
Basic Features and Options ................................................ 20
Structure of the Transmitter ................................................ 20
Probe Options ..................................................................... 22
Typical Applications ............................................................ 23
Method Used for Measuring Moisture in Oil .................. 23
Lubrication Oil in Paper Machines ................................. 23
Transformer Oil .............................................................. 24
Mounting the Housing ........................................................... 27
Standard Mounting .............................................................. 27
Wall Mounting with Wall Mounting Kit ................................. 28
Mounting with DIN Rail Installation Kit ................................ 29
Pole Installation with Installation Kit for Pole or Pipeline .... 29
Mounting Rain Shield with Installation Kit ........................... 31
Panel Mounting Frame ........................................................ 32
Wiring ...................................................................................... 33
Cable Bushings ................................................................... 33
Grounding the Cables ......................................................... 34
Grounding the Transmitter Housing .................................... 35
Signal and Power Supply Wiring ......................................... 36