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CHART MVE 815P-190 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 815P-190 Specifications

General IconGeneral
ModelMVE 815P-190
Weight580 lb
TypeFreezer
Exterior Dimensions1900 x 900 x 800 mm
Power Supply50/60Hz
External Dimensions (H x W x D)1900 x 900 x 800 mm

Summary

Safety and First Aid

Liquid Nitrogen Safety

Hazards of LN2 and necessary safety precautions.

Product Information

Plumbing Assembly

TEC 3000 Display

TEC 3000 Physical Connections

Specifications

Installation and Startup

First Fill Startup Procedure

Details the initial LN2 filling and system startup process.

Operation

Liquid Nitrogen Level Management

Explains level measurement, auto control, setpoints, and calibration.

Temperature Monitoring and Alarms

Details temperature measurement, alarms, and calibration.

Adjusting Settings and Options

Temperature Settings and Alarms

How to adjust temperature setpoints, alarms, and calibration.

Liquid Level Settings and Control

How to configure liquid level setpoints, auto fill, and offset.

Password and Security Management

Managing password entry, global password, and multilevel passwords.

Calibration Procedures

Temperature Sensor Calibration

Procedures for single and two-point temperature sensor calibration.

Liquid Nitrogen Level Calibration

Steps for calibrating the LN2 level measurement system using a dip stick.

Communication and Networking

OFAF Network Setup

Configuring networked filling for multiple freezers (Sequential/Simultaneous).

Remote Alarm Tests

Preventative Maintenance

Troubleshooting Quick Reference

Common Issues and Solutions

Quick guide to diagnosing and resolving common freezer and controller issues.

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