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Lauda Ecoline RE 207 User Manual

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LAUDA DR. R. WOBSER
GMBH & CO. KG
P.O. Box 1251
97912 Lauda-Königshofen
Germany
From Series X01
Software version 3.1
3/99
YACE0060
Phone: (+49) (0) 9343/ 503-0
Fax: (+49) (0) 9343/ 503-222
e-mail info@lauda.de
Internet http://www.lauda.de
Operating Instructions
Ecoline
Low-temperature thermostats
RE 204, RE 206, RE 207, RE 212, RE 220
RE 306, RE 307, RE 312, RE 320

Table of Contents

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Lauda Ecoline RE 207 Specifications

General IconGeneral
BrandLauda
ModelEcoline RE 207
CategoryThermostat
LanguageEnglish

Summary

Explanation of Signs

Brief Operating Instructions

Control and Functional Elements

Unit Description

Unit Types

Details the nomenclature and variations of Ecoline thermostats.

Pumps

Explains pump operation, output steps, and usage for circulation.

Temperature Indication, Control, and Safety Circuit

Covers the LCD display, input keys, and safety circuit features.

Unpacking

Standard Accessories

Lists standard accessories provided with low-temperature thermostats.

Preparations

Assembly and Setting Up

Instructions for placing the unit, ensuring ventilation, and adjusting pump connections.

Filling and Emptying

Procedures for filling the bath to the correct level and draining it safely.

Bath Liquids and Hose Connections

Information on suitable bath liquids, their properties, and recommended hose types.

Connection of External Circuits

Guidance on connecting external consumers for circulation thermostat operation.

Starting Up

Connection to the Supply

Ensures correct and safe electrical connection to the power supply.

Switching On

Steps to power on the thermostat, including initial self-test and display checks.

Setpoint Selection (Level 0)

How to input and adjust the desired operating temperature.

Menu Functions

Overview of navigating through the unit's menu levels and functions.

Refrigeration System (Level 1)

Configuration options for the refrigeration system's operating modes.

Pump Output

Adjusting the pump's flow rate through different output steps.

Setting the Setpoint Resolution

Changing the display resolution for temperature setpoints.

Programmer (Types RE 3xx only)

Details on using the programmer for temperature-time programs.

Indicating/ Altering of Programme Segments

How to view, edit, insert, or delete segments within a program.

Number of Programme Running

Defining how many times a programmed sequence should repeat.

Starting of the Programmer

Initiating a programmed temperature sequence.

Inserting/ Deleting of Programme Segments

Procedures for adding new segments or removing existing ones in programs.

Holding/Continuing the Programme

How to pause and resume active temperature programs.

Terminating the Programme

Steps to stop and exit a running program.

Parameters

Accessing and adjusting advanced operational parameters.

Setting the Proportional Band of the PID-Controller

Adjusting the proportional band (Xp) for temperature control.

Setting the Reset Time of the PID-Controller

Adjusting the reset time (Tn) for temperature control stability.

Selection of the Interface

Choosing between RS 232 and RS 485 communication interfaces.

Setting the Baud Rate/ Transfer Rate (Serial Interface)

Configuring the data transfer speed for serial communication.

User Calibration

Guide for calibrating the thermostat's temperature measurement.

Warning and Safety Functions

Introduces the unit's built-in safety mechanisms.

Overtemperature Protection and Testing

Details on the overtemperature cut-off and how to test it.

Low-level Protection and Testing

Explains the low liquid level detection and testing procedure.

Pump Motor Monitoring

How the unit monitors the pump for overloads or blockages.

Connection Floating Contact "Combination Fault" 31 N

Describes the floating contact for external fault reporting.

Other Error Messages

Lists and explains various error codes displayed by the unit.

Safety Notes

General Safety Notes

Provides fundamental safety guidelines for operating laboratory thermostats.

Other Safety Notes

Lists additional safety precautions for handling, tubing, and operation.

Maintenance

Cleaning

Instructions for safely cleaning the thermostat unit.

Maintenance and Repair

Covers basic maintenance tasks and general repair guidelines.

Maintenance of the Refrigeration Unit

Maintenance procedures for the refrigeration system, including cleaning the condenser.

Note on Repair and Disposal

Guidelines for unit repair, disposal, and handling of refrigerants.

Ordering Spares

Information on how to order replacement parts, including required details.

Technical Data

Low-temperature thermostats

Detailed specifications for various low-temperature thermostat models.

Accessories

Accessories

Lists available optional accessories and their reference numbers.

Circuit Diagram

Circuit Diagram

Provides electrical schematics for the unit's internal components.

Pipe Plan

Pipe Plan

Illustrates the refrigerant flow and component layout for different models.

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