Lauda RP 1840 User Manual

Valid from series: 07-0001 (see item 9.4)
YACE0072 / 08/07
replaced 04-0001
from softwareversion of Control system (Master) 1.46
from softwareversion of Protection system (Master) 1.33
from softwareversion of Operating system (Command) 1.69
LAUDA DR. R. WOBSER
GMBH & CO. KG
P.O.Box 1251
97912 Lauda-Koenigshofen
Germany
from softwareversion of Cooling system 1.44
from softwareversion of Analogue interface 1.33
from softwareversion of RS232/485-Module 1.38
from softwareversion of contact I/0 module 1.38
from softwareversion of solenoid valve 1.37
Phone: (+49) 9343/ 503-0
Fax: (+49) 9343/ 503-222
E-Mail info@lauda.de
Internet http://www.lauda.de
Operating instructions
PROLINE
Low-temperature Thermostats
with SmartCool System
RP 845, RP 855, RP 870, RP 890, RP 1290
RP 1840, RP 1845, RP 3530

Lauda RP 1840 Specifications

General

Brand	Lauda
Model	RP 1840
Category	Thermostat
Language	English

Summary

1 Safety Information

1.1 General Safety Information

Provides general safety guidelines for operating the laboratory thermostat.

1.2 Other Safety Information

Details specific safety precautions related to handling and operation of the device.

2 Brief Operating Instructions

2.1 Master Menu Structure

2.2 Command Menu Structure

3 Controls and Functional Elements

Master Control Element Overview

Identifies and describes the controls and indicators on the Master unit's interface.

Command Control Element Overview

Identifies and describes the controls and indicators on the Command Console interface.

7 Starting Up

7.2 Switching On

Step-by-step guide for powering on the thermostat.

7.3 Switching Off and Standby

How to properly switch off the unit or put it into standby mode.

7.4 Key Functions Overview

Explanation of the main key functions and their operation.

7.5 Master Menu Structure

7.6 Command Menu Structure

7.6.1 Basic Settings and Branching to Submenus (Master)

Overview of basic settings and navigation to submenus in Master mode.

7.6.5 Submenu LMDkt O0c--: Internal Control Parameter Settings

7.6.6 Submenu LMDkt O0c--: External Control Parameter Settings

7.6.9 Submenu LMnet RDC--: Safety System Settings

7.6.10 Submenu LMnet B/<P-: Refrigerating System Settings

7.7 Important Settings

7.7.1 Temperature Setpoint Setting

Procedure for setting the desired bath temperature setpoint.

Setpoint Entry Methods

7.7.2 Displaying Actual External Temperature

How to connect and display external temperature probe readings.

7.7.3 Setting Pump Power or Standby

7.7.4 Activating External Control

Enabling control of bath temperature using an external sensor.

Control Variable Selection

7.8 Special Settings

7.8.1 Setpoint Resolution

7.8.3 Defining Temperature Limits

7.8.4 Setpoint Offset Operating Mode

7.8.7 Entering Internal Temperature Probe Offset

7.8.9 Entering External Temperature Probe Offset

7.9 Graphical Display of Temperature Measurements (Command)

7.10 Programmer (PGM only Command)

7.10.1 Program Example

An example demonstrating the creation of a temperature program.

Program Editing and Tolerance Influence

7.10.2 Selecting and Starting Programs

How to select and initiate a saved temperature program.

7.10.3 Interrupting, Continuing, or Terminating Programs

Managing program execution: pausing, resuming, or stopping.

7.10.4 Creating or Modifying a Program (Edit)

Step-by-step guide for creating new programs or modifying existing ones.

Program Entry and Segment Modification

Details on entering program segments and modifying their data.

New Segment Creation and Data Entry

Explains how to create new segments and input temperature, time, and tolerance.

Pump Level and Output Programming

7.10.5 Defining Program Loops

7.10.6 Viewing Program Sequence Graph

Visualizing the programmed temperature sequence as a graph.

7.10.7 Obtaining Program Information (Info)

7.11 Ramp Function

7.12 Timer Function (Command)

Weekplan Operation

7.13 Control Parameters

7.13.1 Internal Control Variable (Integral Probe)

Setting control parameters for internal temperature measurements.

7.13.1.1 Proven Settings for Internal Control Parameters

Recommended control parameter values for integral probes.

7.13.2 External Control Variable (External Probe)

Setting control parameters when using an external temperature probe.

Slave Controller (P-controller) Parameters

Configuration of parameters for the slave controller (P-controller).

7.13.2.1 Proven Settings for External Control Parameters

Recommended control parameter values for external probe control.

7.13.2.2 Steps for External Control Parameter Setup

Detailed steps for configuring control parameters for external control.

7.14 Alarms, Warnings, and Errors

7.14.1 Overtemperature Protection and Checking

Setting and checking overtemperature protection limits.

Overtemperature Alarm Handling

Describes actions taken and required steps when an overtemperature alarm occurs.

7.14.2 Low-Level Alarm and Checking

Procedure for low liquid level alarms and safety checks.

7.14.3 High-Level Settings

Configuring reactions to high heat carrier liquid levels.

7.14.4 High-Level Warning or Alarm

Behavior of the unit during high-level warnings or alarms.

7.14.5 Pump-Motor Supervision: Overload or Blockage

Monitoring for pump motor overload or blockage conditions.

7.14.6 Pump-Motor Supervision: Dry Running

Monitoring for pump operation without sufficient liquid.

7.14.7 Fault List: Alarms and Warnings

Comprehensive list of all possible alarms, warnings, and error messages.

7.15 RS 232 Interface

7.15.1 Connecting Cables and Interface Test RS 232

7.15.5 Write Commands (Thermostat Data)

Commands for sending data and settings to the thermostat.

7.15.6 Read Commands (Thermostat Data)

Commands for requesting data and status from the thermostat.

7.15.7 Error Messages

8 Interfaces - Modules

8.1 Installing Modules

8.2 Command Module Menu Structure

Overview of menu points available for modules on the Command Console.

9 Maintenance

9.1 Cleaning

9.2 Device Status

Checking the operational status and parameters of the thermostat.

9.2.4 Device Data

9.2.5 Fault Memory (Command)

9.3 Servicing, Repair, and Disposal Information

11 Technical Data