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Thermo Scientific NESLAB EX Series User Manual

Thermo Scientific NESLAB EX Series
55 pages
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Thermo Scientific
NESLAB EX Series
Bath/Circulator
Thermo Scientific Manual P/N U00696 Rev. 03/06/07
Installation
Operation
Basic Maintenance

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Thermo Scientific NESLAB EX Series Specifications

General IconGeneral
ModelEX Series
WeightVaries by model
DimensionsVaries by model
Reservoir CapacityVaries by model
Control InterfaceDigital
Pump Flow RateVaries by model
Pump PressureVaries by model

Summary

Preface

Compliance

Details product compliance with safety and environmental directives.

Section I Safety

Safety Warnings

Important safety instructions and symbols for operating the unit safely.

Section II General Information

Controller Overview

Identifies controller buttons and indicators for operation and status monitoring.

Product Specifications

Lists technical specifications for different EX models, including dimensions and capacity.

Section III Installation and Operation

Site and Electrical Requirements

Specifies environmental conditions for unit placement and electrical safety precautions.

Plumbing Requirements

Instructions for connecting hoses, draining the unit, and pump connections.

Fluids and Filling

Recommends suitable fluids and provides instructions for filling the bath reservoir correctly.

Digital Controller Operation

Explains the operation of the Digital One/Digital Plus controller, including button functions.

Setup and Tuning Loop

Details how to tune PID parameters, configure auto-restart, and set display resolution.

High Temperature Cutout

Explains the adjustable and non-adjustable high temperature safety cutouts.

Unit Accessories

Information on available accessories like autorefill, test tube racks, and external sensors.

Section IV Basic Maintenance

Reservoir Fluid and Cleaning

Guidance on inspecting, replacing, and cleaning the reservoir fluid for optimal performance.

Internal Temperature Sensor Calibration

Step-by-step procedure for calibrating the internal rtd1 temperature sensor.

External Temperature Sensor Calibration

Procedure for calibrating the external rtd2 temperature sensor when used with the unit.

Optional Analog Port Calibration

Instructions for calibrating analog input and output signals for optional interfaces.

Section V Troubleshooting

Error Codes and Indicators

Lists and explains various error codes and their indications for diagnosing issues.

Troubleshooting Checklist

A checklist of common issues and checks for unit startup, circulation, and temperature control problems.

Appendix A Fluids

Water Quality Recommendations

Standards and recommendations for water quality to prevent corrosion and algae growth.

Appendix B NC Serial Communications Protocol

Serial Communication Setup

Details serial communication protocols, pinouts, and initial setup for RS-232/RS-485.

Command and Data Tables

Provides tables for command functions, data formats, and responses for serial communication.

WARRANTY

Product Warranty Terms

Outlines the 24-month warranty coverage, limitations, and conditions for the unit.

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