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Emerson Dixell XR70T

Emerson Dixell XR70T
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XR20T - XR30T - XR60T – XR70T
(V.1.5)

Table of Contents

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Emerson Dixell XR70T Specifications

General IconGeneral
BrandEmerson
ModelDixell XR70T
CategoryController
LanguageEnglish

Summary

Generalities

General Information and Contact

Provides website and contact details for further assistance and information.

User Interface

Device Display Screens

Details the different screens displayed on the device, including Home, Virtual Keyboard, and Info.

User Interface Icons

Explains the meaning and function of various icons displayed on the device interface.

Touchscreen Gestures

Describes the touch gestures used for device navigation and operation.

Home Screen Navigation

Explains how to browse through screens using horizontal swipes and timeouts.

Stand-by Mode Operation

Details how to activate standby mode and its effect on device outputs.

Accessing the Programming Menu

Instructions on how to unlock and enter the programming menu for configuration.

Setpoint Menu Operations

Explains how to enter and modify the setpoint value using the SET icon.

HotKey Operations

Covers procedures for uploading and downloading device configurations using the HotKey.

X9 Parameter Labeling

Describes how to create custom parameter labels using the X9 screen and swipe gestures.

Parameter Menu Navigation

Details how to access and navigate through different parameter groups and settings.

Password Menu Access

Explains how to set or enter a password to protect access to certain parameters.

Important User Information

General Safety Precautions

Covers electrical shock hazards, proper handling, and environmental considerations for safe operation.

Product Disposal (WEEE)

WEEE Disposal Guidelines

Information on the proper disposal of electrical and electronic waste according to regulations.

Parameter Table

Parameter Descriptions

Provides detailed explanations for all device parameters, grouped by function.

Main Regulation Parameters (rEG)

Details parameters for primary temperature control, compressor differentials, and delays.

Probe Configuration Parameters (Prb)

Configuration options for selecting and calibrating temperature probes (NTC, PTC, PT1000).

Visualization Parameters (dis)

Parameters controlling display units, resolution, and default probe display.

Defrost Configuration Parameters (dEF)

Settings for controlling defrost modes, types, intervals, and durations.

Fan Configuration Parameters (FAn)

Parameters for managing evaporator and condenser fan operation modes, delays, and settings.

Auxiliary Regulator Parameters (AUS)

Configuration for auxiliary outputs, including control type, setpoint, and differential.

Alarm Configuration Parameters

Settings for configuring temperature alarms, differentials, and delays.

Digital and Analogue Output Configuration

Configuration of digital and analog output relays for various functions like compressor, defrost, and alarms.

Digital Input Configuration Parameters

Settings for configuring digital inputs for functions such as door switch, defrost activation, and energy saving.

Energy Saving Configuration Parameters

Parameters related to energy saving modes, algorithms, temperature differentials, and light control.

Counters and Read-Only Values

Parameters tracking relay activations, working hours, and digital input counts.

Real Time Clock Configuration

Parameters for setting the clock, day of week, weekend days, and defrost schedules.

Memory Storage Management

Settings for managing configurations, restoring factory defaults, and resetting HACCP values.

Serial Communication Configuration

Configuration of serial communication settings like device address and baudrate for Modbus communication.

User Interface Configuration Parameters

Parameters for configuring button functions, interface timeout, and sound level.

Information and Read-Only Parameters

Parameters for visualizing probe values, firmware release, and parameter map version.

Parameter Configuration 1

Regulation

Double Compressor Regulation

Configuration for managing two compressors based on parameters like 2CC and rCC.

Energy Saving

Basic Energy Saving Algorithm

Explanation of the energy saving algorithm and parameters like ErA, HES, and HYE.

Pull Down Function

Defrost Operations

Timed or Temperature Controlled Defrost

Describes methods for controlling defrost operations, including timed and temperature-controlled modes.

Evaporator Fan

Evaporator Fan and Digital Input Interaction

Details the interaction between evaporator fan control and digital inputs like the door switch.

Condenser Fan

Digital Outputs

Compressor and Defrost Output Configuration

Configures digital outputs for main compressor and defrost functions.

Fan and Alarm Output Configuration

Configures digital outputs for evaporator fan and alarm signalling.

Light and Auxiliary Output Configuration

Configures digital outputs for light control and auxiliary functions, including regulator and timed activation.

Digital Inputs

Door Switch and Start Defrost Inputs

Configures door switch input for output control and start defrost input for cycle initiation.

Alarm and Energy Saving Inputs

Configures digital inputs for external alarms and energy saving mode activation.

Other Digital Input Functions

Covers digital inputs for fan mode, holiday mode, remote on/off, light, pull down, motion sensor, and configuration change.

Alarm Signalling

Alarm Recovery Procedures

Describes how probe alarms and other alarms are automatically reset or manually cleared.

Serial Communication

Installation and Mounting

Wiring Diagrams

XR70 T Wiring Diagram

Wiring diagram for the XR70T model, showing power supply and output connections.

XR60 T Wiring Diagram

Wiring diagram for the XR60T model, showing power supply and output connections.

XR30 T Wiring Diagram

Wiring diagram for the XR30T model, illustrating power supply and output connections.

XR20 T Wiring Diagram

Wiring diagram for the XR20T model, showing power supply and output connections.

Technical Specifications

Appendix

Tools and Accessories Overview

Description of optional tools like XH-REP, X-MOD, WIZMATE, HOT-KEY, and USB to RS485 converter.

XH-REP, X-MOD, and WIZMATE

Details the remote display, motion sensor, and configuration software for the controller.

HOTKEY and USB to RS485 Converter

Explains HOT-KEY for parameter management and USB to RS485 converter for network monitoring.

Example of Menu Navigation and Parameter Modification

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