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ATECH LC 440 - User Manual

ATECH LC 440
20 pages
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SMART ON-OFF LEVEL CONTROLLER
IM-LC440-20E-en
Installation and Operating Instructions
LC 440
"Steam & Control Technologies"
www.atech-ltd.com
Smart On-Off Level Controller
LC 400
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ATECH LC 440 Specifications

General IconGeneral
BrandATECH
ModelLC 440
CategoryController
LanguageEnglish

Summary

Safety Information

Electrical Safety Warning

Warning about cutting off power supply before opening the housing cover. Personal injury or death may occur.

Product Description and Functionality

System Overview and Operation

Describes the LC 440 controller's use with LP 400 probe for boiler water level control via conductivity.

Technical Specifications and Compliance

Compliance and Standards

Details product compliance with EMC and Low Voltage Directives, listing relevant standards.

Installation Procedures

Panel Mount Installation Guide

Instructions for front panel mounting the LC 440 controller using screw clamps and required clearance.

Setting Level Functions

Guidance on determining and cutting electrode probe lengths for desired water levels and switching points.

Controller Wiring Diagram and Guide

Details wiring between LP 400 probe and LC 440 controller, including cable types and terminal connections.

Functions and Configuration Settings

Interface: Display and Buttons

Explains the LCD screen elements, LED indicators, and the functions of the device's buttons.

Navigating Parameter Mode

Describes how to enter parameter mode and navigate through selected parameters using the controller buttons.

Configuring Operation Settings

Guides through changing various function configurations like startup screen, password, and pump modes.

Startup Screen Behavior

Details the initial display shown when the device is powered on or when the boiler needs no water.

Menu Access and Password Protection

Explains how to enter commissioning mode and use the password protection feature for unauthorized access.

Pump Mode Options

Describes how to select between 'Pump Out' (discharge) and 'Pump In' (filling) modes for the pump operation.

Manual Pump Control

Enables manual control of the pump, allowing it to start and run until any button is pressed.

Alarm 1 Relay Settings

Allows selection of Alarm 1 mode: High level, Low level, or Off for the alarm relay operation.

Alarm 2 Relay Settings

Allows selection of Alarm 2 mode: High level, Low level, or Off for the alarm relay operation.

Configuring Alarm Delay

Sets a delay (3-9 seconds) to prevent false alarms caused by temporary water fluctuations.

Reset Function Setup

Configures the reset function for pump operation, allowing manual or automatic restart after an alarm.

Testing Alarm Relays

Enables testing of alarm relays and external circuits by setting the Test Function ON or OFF.

Changing Device Password

Details how to change the device password for security and lists the default password.

Setting User Interface Language

Allows selection of menu usage language between Turkish and English.

Factory Default Settings Restore

Explains how to restore factory default settings for functions like Pump Mode, Alarms, and Delay.

Viewing Software Version

Provides information on how to view the current software version of the controller.

Commissioning and Pre-Operation Checks

Final Checks Before Operation

Ensures correct wiring, function value adjustment, and checks low/high alarms and pump control before energizing.

Maintenance and Service Guidelines

Safety During Maintenance

Emphasizes disconnecting the main supply before maintenance to prevent damage, injury, or death.

Service and Repair Policy

States that only authorized personnel should perform repairs or maintenance on the device.

Recommended Function Testing

Recommends performing regular function tests to ensure the device operates correctly.

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