GESTRA LRR 1-52 - User Manual

Installation & Operating Manual
EN
English
Conductivity Controller LRR
Visual Display and Operating Unit URB
LRR 1-52
LRR 1-53
URB 55
850645-01

Summary

Scope of delivery and product package

How to use this manual

Manual availability

Ensuring the manual is always accessible to the operator.

Illustrations and symbols used

Hazard symbols in this manual

Types of warning

Specialist terms and abbreviations

Usage for the intended purpose and compliance

Intended use and configuration

Description of the controller's application and system integration with URB 55.

IT security for Ethernet devices

Guidelines for secure network operation when using Ethernet devices.

Applicable directives and standards (LRR)

List of European directives and standards the LRR controllers comply with.

Applicable directives and standards (URB)

List of European directives and standards the URB 55 complies with.

Improper use warnings

Information on hazardous situations resulting from incorrect equipment usage.

Safety, personnel, and liability

Basic safety notes

Essential safety precautions to prevent electric shock and equipment damage.

Required personnel qualifications

Specifies the necessary qualifications for operating and maintaining the equipment.

Notes on product liability

Manufacturer's disclaimer regarding damages from improper equipment use.

Functionality of the conductivity controller

Controller behavior and combinations

How the controller functions at conductivity limits and possible system setups.

Visual display and operating unit functions

Overview of features and operations available through the URB 55 unit.

Technical specifications for LRR 1-52;1-53

Electrical and power data

Supply voltage, power consumption, current input, and fuse requirements.

Inputs and outputs

Details on analog and digital inputs and relay outputs for control and alarms.

Indicators, controls, and protection

Information on LEDs, code switches, protection classes, and IP ratings.

Ambient conditions and housing

Specifies operating temperature, humidity, and housing construction details.

Technical specifications for URB 55

Power and interface specifications

Supply voltage, power, interfaces like Ethernet and USB, and IP rating.

Indicators, controls, and ambient conditions

Touchscreen details, operating environment limits, and housing material.

Dimensions and weight

Physical size of the unit and its weight.

Internal battery information

Details on the permanently installed, non-replaceable internal battery.

Factory settings for LRR 1-52;1-53

Code switch configuration

Default settings for code switches on the LRR controllers.

Controller parameters

Default values for switchpoints, set points, and blowdown settings.

Factory settings for URB 55

Name plate and marking for LRR 1-52;1-53

Name plate and marking for URB 55

Functional elements and dimensions for LRR 1-52;1-53

Terminal strips and fastening

Description of the upper and lower terminal strips and fastening screws.

Code switch and front membrane

Details on the code switch for configuration and the front membrane with LEDs.

Housing and support rail

Information on the unit's housing and its mounting on a support rail.

Installing the LRR 1-52;1-53 conductivity controller

Dimensions and installation aperture for URB 55

URB 55 unit dimensions

Physical dimensions of the URB 55 display and operating unit.

Required panel cutout

Specifies the dimensions for the installation aperture in control panels.

Installing the URB 55

Connecting the URB 55 unit

Ports and sockets overview

Identification of connectors on the back of the URB 55 unit.

24 V DC power connection

Pin assignment details for connecting the 24 V DC power supply.

Data line connection to LRR controller

Pin assignment for the data communication cable between URB 55 and LRR.

Safety notes for electrical connections

Wiring diagram for LRR 1-52

Connecting LRG 1 x-xx electrodes

Wiring instructions for LRG 1x-xx conductivity electrodes to the LRR 1-52.

Wiring diagram for LRR 1-52

Connecting LRG 16-9 electrode

Wiring instructions for the LRG 16-9 conductivity electrode.

Wiring diagram for LRR 1-53

Connecting LRGT 1 x-x transmitter

Wiring instructions for LRGT 1x-x conductivity transmitters.

Electrical connections for LRR 1-52;1-53

24 V DC power supply connection

How to connect the 24 V DC power supply and external fuse.

Output contacts connection

Connecting MIN/MAX/CLOSED/OPEN output contacts for control and alarms.

Connecting LRG electrodes and TRG thermometer

Cable and connection guidelines for LRG electrodes and TRG thermometers.

Connecting LRG 16-9 electrode

Specific connection details for the LRG 16-9 electrode.

Electrical connections for LRR 1-52;1-53

Connecting LRGT 1 x-x conductivity transmitter

Cable requirements for connecting LRGT transmitters.

Actual value;manipulated variable output

Connecting the 4-20 mA output for value display or control.

Standby input connection

Connecting the 24 V DC standby input for external commands.

Potentiometer connection

Connecting a potentiometer for valve position feedback.

Data line and bus system connections

Data line to URB 55

Cable requirements and connections for data transfer between controller and URB 55.

SpectorModul bus system

Connecting multiple controllers using the SpectorModul bus system.

Changing equipment settings

Changing equipment settings

Code switch settings

Table detailing code switch functions for controller configuration.

Status display on LRR 1-52;1-53

Visual display and operating unit URB 55

Switching on the supply voltage

Steps to power up the controller and URB 55 unit.

Operation and navigation of URB 55

User interface overview

Description of the main display areas: alarm, system, controller icons, and display window.

Colour coding of interface elements

Explanation of background colour meanings for input and status fields.

Operation and navigation of URB 55

Automatic functions and screen timeout

How the unit behaves with inactivity, including screen dimming and logoff.

Entering parameters using the virtual keypad

Guide to inputting values using the on-screen numeric keypad.

Operation and navigation of URB 55

Parameter input with password protection

Securing settings with a password and factory default.

Scrolling through lists and menus

Using the scroll bar to navigate through menus and lists.

Icons and functions for LRR 1-52;1-53

Alarm and system icons

Icons related to alarms, setup, home screen, and level control.

Controller and data icons

Icons for conductivity control, login status, info, time, password, and network.

Icons and functions for LRR 1-52;1-53

Parameter and control icons

Icons for password management, entry confirmation, switching, and trend logs.

Switching and testing icons

Icons for setting points, manual mode, relay tests, and control parameters.

Icons and functions for LRR 1-52;1-53

Blowdown and setting icons

Icons for flushing, damping, measuring range, and blowdown intervals.

Status and operation icons

Icons indicating status like standby, manual mode, and active blowdown.

Home screen of LRR 1-52;1-53 controller

Opening parameter screens

How to access detailed parameter screens from the home screen.

Alarms and error messages

Warning triangle status and colours

Meaning of warning triangle colours and states for active alarms.

Opening the alarm and error list

Procedure to view active alarms and error messages.

Alarm list display and options

How alarms are displayed and options for resetting or viewing history.

Alarms and error messages

Opening the Alarm History

Accessing the full list of stored alarms and their status.

System settings

System Information

Access detailed information about connected controllers and firmware versions.

System settings

Setting the date and time

Configure the device's internal clock and date settings.

Password management

Set or change the device's access password for security.

System settings

Network settings configuration

Configure IP address, subnet mask, and gateway for network connectivity.

Modbus TCP data exchange

Enable and configure Modbus TCP server for data communication.

Data exchange via Modbus TCP

VNC server and remote software

Configuring the conductivity controller

Setting MIN;MAX switchpoints and set point

Define operational limits and target values for conductivity control.

Description of bar charts

Understanding graphical representations of readings and parameters.

Colour change on alarm

How display colours indicate alarm status changes.

Configuring the conductivity controller

Icons and functions based on configuration

Dynamic UI elements and their meanings based on device setup.

Valve controller operation

Interpreting valve status icons in the manipulated variable bar chart.

Automatic and manual modes

Switching the controller between automatic and manual operating modes.

Entering manipulated variables

Inputting valve position or manipulated variable values through the interface.

Display of active blowdown and flushing

Visual indicators for active intermittent blowdown and 24h flushing.

Configuring the conductivity controller

Trend log functionality

Viewing historical data of readings and alarms over a period.

Trend log navigation

Instructions for navigating the trend log display and its features.

Configuring the conductivity controller

Testing controller relays

Performing tests on alarm and switching contacts for functionality verification.

Actual value and manipulated variable display

Display formats for current measured value (X) and manipulated variable (Yw).

Intermittent blowdown controller view

How icons change when configured for intermittent blowdown.

Configuring the conductivity controller

Setting continuous blowdown valve flushing

Configuring flushing intervals and times for the continuous blowdown valve.

Activating 24 h flushing

Enabling and managing automatic 24-hour flushing cycles.

Configuring the conductivity controller

Calibrating potentiometer for valve position

Calibrating the feedback potentiometer for accurate valve position display.

Configuring the conductivity controller

Calibrating the conductivity electrode

Procedure for calibrating the conductivity measurement electrode for accuracy.

Damping parameter

Adjusting the damping parameter to stabilize input signal oscillations.

Correction factor C

Adjusting conductivity readings based on reference measurements.

Setting the measuring range

Defining the operational measuring range for the conductivity controller.

Temperature compensation

Enabling or disabling temperature compensation for readings.

Configuring the conductivity controller

Setting the correction factor C

Step-by-step guide to setting the correction factor based on reference readings.

Configuring the conductivity controller

Setting measuring range for LRR 1-52

Defining the 100% measuring range for the LRR 1-52 controller.

Setting measuring range for LRR 1-53

Selecting the appropriate measuring range for the LRR 1-53 from available options.

Configuring the conductivity controller

Setting control parameters

Adjusting parameters like Proportional Band, Reset Time, and Neutral Zone for optimal control.

Guide to setting control parameters

Explains how control parameters affect system response and tuning.

Configuring the conductivity controller

Setting automatic intermittent blowdown

Configuring parameters for automatic intermittent blowdown cycles like interval and duration.

System malfunctions - URB 55

Fault codes and remedies for URB 55

Lists common fault codes for URB 55 and their corresponding remedies.

System malfunctions - URB 55

Common faults and issues with URB 55

Addresses common problems like USB stick errors and blank screens with solutions.

System malfunctions - LRR 1-52;1-53

Causes of system malfunctions

Identifies potential reasons for system malfunctions, including installation and configuration errors.

Initial troubleshooting checks

Essential checks for installation, wiring, and configuration before troubleshooting.

Troubleshooting system malfunctions

Checking installation and function

Performing function tests after rectifying system malfunctions.

Taking LRR controllers out of service

Procedures for safely disconnecting and removing LRR controllers.

Taking URB 55 out of service

Procedures for safely disconnecting and removing the URB 55 unit.

Disposal and equipment returns

Disposal of conductivity controller

Guidelines for disposing of the controller according to waste regulations.

Returning decontaminated equipment

Procedures for returning equipment that has contacted hazardous media, requiring decontamination.

EU Declaration of Conformity

LRR 1-52, LRR 1-53 compliance

Statement of compliance with European directives for the LRR controllers.

URB 55 compliance

Statement of compliance with European directives for the URB 55 unit.

GESTRA LRR 1-52 Specifications

General

Brand	GESTRA
Model	LRR 1-52
Category	Controller
Language	English