NuAire NU-4850 User Manual

OM0123 Page 1 of 68
Rev 15
Water-Jacketed,
US Autoflow Automatic CO
2
Incubator
Models
NU-4750, NU-4850, NU-4950
NU-4750D, NU-4850D, NU-4950D
NU-4750E, NU-4850E, NU-4950E
Operation & Maintenance Manual
July, 2013
Revision 15
Series 10 4750
Series 5 4750D
Series 10 4750E
Series 11 4850
Series 7 4850D
Series 11 4850E
Series 11 4950
Series 7 4950D
Series 11 4950E
For 115 Vac, 60 Hz Only
Manufactured By:
NuAire, Inc.
2100 Fernbrook Lane
Plymouth, MN 55447
Toll-Free: 1-800-328-3352
In Minnesota: (763)-553-1270
Fax: (763)-553-0459

NuAire NU-4850 Specifications

General

Brand	NuAire
Model	NU-4850
Category	Accessories
Language	English

Summary

Operation & Maintenance Manual

Safety and Symbols

Safety Instructions

Provides essential safety precautions for incubator operation.

Warranty and Shipments

Warranty Information

Outlines the terms and conditions of the product warranty.

Installation Guide

Site Selection, Leveling, and Filling

Guides on proper placement, leveling, and water jacket filling.

Electrical and Gas Connections

Incubator Operation

Sterility and Humidity Control

System Overview and Controls

Control Panel Indicators and Operation

Status LEDs and Keypad Operations

Operator Interaction Modes

Run/Setup Mode and Parameter Setting

Describes operator interactions and setting environmental parameters.

Diagnostics and Configuration

Diagnostic Mode Tests

Option Configuration Parameters

Lists and explains available configuration options.

System Reset Procedures

Master Reset Procedure

Describes the master reset process and its implications.

Calibration Procedures

Chamber Temperature Calibration

Details the process for calibrating chamber temperature.

Door Temperature Calibration

Gas and Humidity Calibration

CO2 Calibration Methods

Sensor Calibration Details

CO2 Sensor Calibration

Explains zero/span and control calibration for the CO2 sensor.

Humidity and Oxygen Calibration

Relative Humidity Calibration

Details RH calibration procedure.

Oxygen Sensor Calibration

O2 Sensor Calibration and Notes

Explains O2 sensor calibration and its operational notes.

Shutdown, Decontamination, and Sensor Care

Incubator Shutdown and Decontamination

Error Indicators and Troubleshooting