Vaisala MMT330 Operating Instructions

This manual introduces the features and usage of Vaisala HUMICAP® MMT330 oil moisture converter, including safety instructions, product overview, installation, wiring connection, etc.


Vaisala MMT330 Operating Instructions - cover page
Brand
Vaisala
Document type
User Manual
Language
Japanese
Pages
156
File format
PDF
File size
3.9 MB
Published
06 April, 2012
Updated
30 September, 2023
Model
MMT330
MD5 checksum
9403EFD6FE15A0A58C88BD550F203A3F

About this manual

These operating instructions describe the Vaisala MMT330 HUMICAP oil‑in‑water converter, its basic features, optional accessories, and typical applications such as oil moisture measurement for paper‑machine lubricating oil. The manual covers the converter’s structure, probe configuration, and measurement principles.

Installation, wiring, and interface configuration are detailed, including AC 24 V power connection, LAN, WLAN, RS‑422/485, USB, and serial ports. The guide also explains display/keypad settings, analog and relay output configuration, calibration procedures, and regular maintenance tasks. This manual is written in Japanese.

What's inside

  • Product Overview
  • Basic Features and Options
  • Converter Structure
  • Probe Configuration
  • Installation and Mounting
  • Wiring and Power Supply
  • Communication Interfaces
  • Display/Keypad Settings
  • Analog and Relay Output Configuration
  • Calibration and Maintenance

Specifications

Power supplyAC 24 V
RS‑422/485 interfaceAvailable
Optional modulesAnalog output, relay, RS‑485

Frequently asked questions

How is the MMT330 powered?

Connect the unit to an AC 24 V power source as described in the wiring section.

Download PDF (3.9 MB)

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