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Munters MLT800 User Manual

Munters MLT800
56 pages
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Originalinstructions
Usermanual
ML420,ML690,MLT800
ML1100,ML1350,MLT1400
Desiccantdehumidier
190TGB-1035-H1604©MuntersEuropeAB2016

Table of Contents

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Munters MLT800 Specifications

General IconGeneral
Airflow800 m³/h
Reactivation Air Fan Motor0.37 kW
Weight65 kg
Operating Temperature Range-20°C to +40°C
Power Supply400 V / 3-phase / 50 Hz

Summary

Important User Information

Intended Use

Defines the proper application of Munters dehumidifiers and highlights potential risks of misuse.

Warranty and Safety Information

Details the warranty terms and conditions, alongside crucial safety warnings for operation.

Conformity, Copyright, and Contact

Covers compliance with directives, copyright notice, and information for manual comments.

Introduction

About This Manual

Explains the manual's purpose and provides guidance for safe and efficient dehumidifier installation and use.

Unintended Use and General Safety

Lists prohibited applications and general safety precautions to prevent hazards.

Unit Markings

Explains the identification plates and labels found on the dehumidifier unit.

Supervision and Fault Indications

Describes how to monitor unit operation and interpret fault signals shown on the control panel.

Dehumidifier Design

Product Description

Provides an overview of the ML series desiccant dehumidifiers and their development.

Function Description

Explains the internal airflow process responsible for dehumidification.

Main Components

Identifies and illustrates the primary internal components of the dehumidifier.

Transport, Inspection, and Storage

Transporting the Dehumidifier

Guidelines for safe handling and movement of the unit during transport.

Inspection of Delivery and Storage

Procedures for checking the received unit and recommendations for storing it before installation.

Installation

Installation Safety

Covers critical safety warnings and precautions to be followed during installation.

Site Requirements

Details the necessary conditions and space requirements for selecting an installation site.

Foundation and Duct Connections

Specifies requirements for the unit's foundation and setup of mirror-handed duct connections.

Duct Installation

Provides general recommendations and best practices for installing air ducts.

Ducting for Air Inlets and Outlets

Details specific requirements for outdoor air inlet and wet air outlet ducting.

Special Precautions and Connections

Addresses LI rotor measures, electrical connections, and external humidity sensor setup.

Gas Reactivation (ML1100)

Information specific to the gas reactivation feature for ML1100 model units.

Commissioning

Settings Before Start-up

Outlines standard functions and external equipment needs before initial operation.

Pre-start Checks

A checklist of essential inspections before the first power-on.

Airflow Check and Adjustment

Procedures for calibrating airflow dampers to ensure optimal performance and prevent malfunctions.

Operation

General Operation Modes

Explains Manual (MAN) and Automatic (AUTO) modes and basic operating principles.

Quick Stop and Start-up Procedure

Details how to stop the unit normally or in emergencies, and steps before initial start.

Operator Panel Overview

Explains the function of indicators and displays on the unit's operator panel for monitoring.

RH98 Operator Panel Functions

Describes the RH98 panel for setting humidity levels and managing control parameters.

Unit Operation Modes

Guides through manual and automatic operation, including humidity sensor integration.

Service and Maintenance

Safety and General Maintenance

Covers safety warnings for service tasks and general principles for unit upkeep.

Service Options and Schedule

Presents available service packages and a detailed schedule for preventative maintenance.

Filter Change Procedure

Step-by-step instructions for correctly replacing the unit's filters.

Fault Tracing

General Fault Tracing and Safety

Introduces fault identification methods and reiterates safety protocols for troubleshooting.

Fault Tracing List

A comprehensive list of symptoms, causes, and corrective actions for common unit malfunctions.

Technical Specifications

Dimensions and Service Space

Details the unit's physical dimensions and required clearance for installation and maintenance.

Capacity Diagrams

Illustrates dehumidification capacity based on process air temperature and humidity for various models.

Technical Data

Presents detailed technical data including airflow, power, electrical ratings, and component specifications.

Sound Data

Provides sound pressure and power level measurements for different duct configurations and unit models.

Scrapping and Disposal

Appendix 1: Options

Optional Components Overview

Information on supplementary parts and configurations that can be added to the dehumidifier.

Humidity Control System Details

Explains the RH98 and VariDry systems, including their transmitters and control units.

Humidity Control Parameter Settings

Guides on configuring setpoints and operational parameters for RH98 and VariDry humidity control systems.

Process Alarms and Sensor Calibration

Describes alarm messages and procedures for calibrating humidity sensors in control systems.

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