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Thermo Scientific CRYO Plus 2 User Manual

Thermo Scientific CRYO Plus 2
60 pages
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Model 7400 Series
CRYO Plus 1, 2, 3, and 4
Liquid Nitrogen Storage System
Operating and Maintenance Manual 7007400 Rev. 11
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Thermo Scientific CRYO Plus 2 Specifications

General IconGeneral
RefrigerantLiquid Nitrogen (LN2)
Cooling MethodLiquid Nitrogen (LN2)
ControllerMicroprocessor-based controller
Alarm SystemHigh/low temperature alarm, LN2 level alarm
MaterialStainless steel
Control InterfaceDigital display
Temperature Stability±0.5°C
Power Requirements50/60Hz
ApplicationsSample storage

Summary

Quick Start-Up

Connect Liquid Nitrogen Transfer Hose

Connect the LN2 supply line to the storage unit.

Attach Power Cord

Connect the unit's power cord to the electrical outlet.

Connect to Electrical Supply

Connect the unit to a grounded electrical receptacle.

Fill Unit with Liquid Nitrogen

Procedure for filling the unit with liquid nitrogen.

Perform Installation Verification Tests

Test key system elements to confirm correct installation.

Operation

Adjust Liquid Level Setpoints

How to change high and low liquid level setpoints for filling.

Configure High Temperature Alarm

Procedure for setting the high temperature alarm threshold.

Troubleshooting the Alarms

Front Panel Alarm Troubleshooting Guide

Guide to diagnose and resolve front panel alarms with error codes.

Maintenance

Specifications

CryoPlus Product Specifications

Detailed technical specifications for CryoPlus models.

Appendix

Handling Liquid Nitrogen Safely

Safety precautions and procedures for handling liquid nitrogen.

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