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Igema DLT2 User Manual

Igema DLT2
24 pages
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Edition 11/2020
D-08-B-51053-EN-00
INSTALLATION- AND OPERATING INSTRUCTION
DLT2 / DLT3 with overfill protection
for use with the level probe: EC 8
Continuous Water Level Transmitter
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Igema DLT2 Specifications

General IconGeneral
BrandIgema
ModelDLT2
CategoryTransmitter
LanguageEnglish

Summary

Important Safety Instructions

Symbols Used in These Instructions

Details symbols used for safety warnings in the manual, including danger, caution, and info.

Intended Use of the Device

Specifies the device's intended application for indicating fill levels in containers and compliance with directives.

Safety at Work

Covers essential safety precautions for installation, maintenance, and handling equipment, including PPE and load handling.

Safety Instructions for This Device

Provides guidance on handling the device during transport, storage, servicing, and returning goods, emphasizing safety.

Exclusion of Liability

States IGEMA GmbH's disclaimer of liability for non-compliance with safety regulations and unauthorized modifications.

Contents of the Packaging

Proper Use

System Description

Function

Explains the capacitive fill level measurement method using the EC 8 probe and the DLT2/DLT3 evaluation.

Control Unit

Details the DLT2/DLT3 control unit features, including display, LEDs, buttons, and operational indicators.

Error Messages

Describes error codes displayed on the 7-segment display, relay behavior, and current output during errors.

Assembly and Installation

Installation Dimensions and Descriptions

Provides technical drawings and descriptions of the device's physical dimensions and mounting features.

Installation

Details methods for installing the device using a spring catch or screw fixing on a mounting plate.

Electrical Connection

Covers critical electrical connection safety precautions, including mains protection and inductive consumer considerations.

Schematic Diagram

Illustrates the system setup including the steam boiler, probe, and evaluation device with a schematic diagram.

Assignment Plan Evaluator

Shows the terminal assignments for the DLT2/DLT3 evaluator, including power, relay, and probe connections.

Cable Evaluator - Probe

Specifies the required cable type and connection layout for linking the evaluator to the probe.

Connecting the Probe

Explains how to connect the probe, which features a 4-pole plug connector, to the evaluator via the cable.

Power Interface 4 mA .. 20 mA

Details the requirements for the 4 mA .. 20 mA power interface, including cable type and maximum load.

Configuration via Menu

Basics

Outlines the two-level menu structure and navigation principles for the DLT2/DLT3 configuration.

Diagram

Presents a menu diagram showing the structure and options available for device configuration.

Numerical Entry

Explains the procedure for entering numerical values using the device's control buttons and display.

Password Input - Example

Provides a step-by-step example of how to enter the device password for accessing configuration settings.

Programming of Min. and Max. Level

Guides users on setting the minimum and maximum fill levels in the boiler for device calibration.

Programming of the Overfill Protection (DLT3)

Details the configuration steps for activating and setting the overfill protection and return levels on the DLT3.

Technical Data

Device Data

Lists technical specifications including manufacturing standards, supply voltage, power consumption, and protection class.

Maximum Ratings of Outputs

Specifies the maximum output current, load, switching voltage, and switching current for the device outputs.

Data Plate

Provides information found on the device's data plate, including model type, voltage, and environmental ratings.

Fault Analysis and Rectification

Evaluation Device Malfunctions

Lists common error codes for the evaluation device, their causes, and suggested remedial actions like replacing the device.

Probe Malfunctions

Details error codes related to the probe, including hardware faults, calibration issues, and connection problems.

Declaration of Conformity