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CHART MVE 205 User Manual

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Chart Cryogenic Freezers
with MVE TEC3000 Controllers
Operating and Maintenance Manual

Table of Contents

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CHART MVE 205 Specifications

General IconGeneral
BrandCHART
ModelMVE 205
CategoryFreezer
LanguageEnglish

Summary

3. Safety and First Aid

Liquid Nitrogen Safety

Details hazards and precautions for handling LN2, including asphyxiation and cold burns.

Recommended First Aid

Provides first aid for LN2 exposure symptoms, frostbite, and eye contact.

5. Product Information

5.2 Plumbing Assembly

HE Series / CryoSystem 6000 Plumbing Assembly

Diagram and key for HE/CryoSystem plumbing components.

MVE Series Plumbing Assembly

Diagram and key for MVE series plumbing components.

5.3 TEC 3000 Display

5.4 TEC 3000 Stand Alone Back Panel / Physical Connections

5.4.2 TEC3000 12-Pin Wiring Harness Connections

5.5 Specifications

6. Installation and Startup

Installation

First Fill Startup procedure

7. Operation

7.1. Functions and Features

Overview of TEC 3000 functions and features.

7.1.1. Liquid Nitrogen Level Measurement

Explains how LN2 level is measured using differential pressure.

7.1.2. Automatic Liquid Nitrogen Level Control

Describes the automated LN2 level control system parameters.

7.1.5. User Defined Alarms

Covers the system's 18 audible/visual alarms for various conditions.

7.1.7. Passwords / Security

Discusses multilevel password and security features.

7.2. Adjusting Settings and Options

How to access and adjust various settings via menus.

7.2.1. Temperature Settings

How to access and adjust temperature settings like alarms.

7.2.2. Liquid Level Settings

How to adjust LN2 level setpoints, alarms, and auto fill.

7.2.5. Advanced Settings

How to change advanced settings like timed filling and firmware updates.

9. Preventative Maintenance

9.1. Preventative Maintenance Schedule

Schedule for periodic preventative maintenance tasks.

9.2. Preventative Maintenance Procedures

Detailed procedures for maintenance tasks like level verification and supply checks.

Battery Backup Replacement and Installation

Instructions for battery backup replacement and installation.

10. Troubleshooting Quick Reference

12.2. TEC 3000 ASCII Interface

Control Commands

Lists ASCII commands for controlling the TEC 3000.

Temperature Commands

Lists ASCII commands for temperature settings and queries.

Level Commands

Lists ASCII commands for level settings and queries.

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