dixell XR160D - User Manual

Dixell
Installing and Operating Instructions
release 7.0
XR160C - XR160D - XR170C - XR170D - XR162C - XR172C
CONTENTS
1. GENERAL WARNING__________________________________________________ 2
1.1 Please read before using this manual _____________________________________ 2
1.2 Safety Precautions____________________________________________________ 2
2. GENERAL DESCRIPTION ______________________________________________ 2
3. CONTROLLING LOADS________________________________________________ 2
3.1 The compressor______________________________________________________ 2
3.2 Fast freezing ________________________________________________________ 3
3.3 Defrost _____________________________________________________________ 3
3.4 “Air dryer” applications_________________________________________________ 3
3.5 Control of evaporator fans ______________________________________________ 3
3.6 Fan relay used as 2° compressor ________________________________________ 3
4. FRONT PANEL COMMANDS____________________________________________ 3
4.1 Use of LEDS ________________________________________________________ 4
5. FUNCTION AND PARAMETERS’ PROGRAMMING MENU ____________________ 4
5.1 Function Menu_______________________________________________________ 4
5.2 List of functions ______________________________________________________ 4
5.3 Exit Timeout_________________________________________________________ 5
5.4 Accessing “Pr2” and SECURITY CODE input _______________________________ 5
5.5 Changing a parameter’s value___________________________________________ 5
6. LIST OF PARAMETERS________________________________________________ 5
7. INSTALLATION AND MOUNTING ________________________________________ 7
8. ELECTRICAL CONNECTIONS __________________________________________ 7
8.1 Probes connection____________________________________________________ 7
9. ALARM SIGNALS_____________________________________________________ 7
9.1 Silencing buzzer / alarm relay output______________________________________ 7
9.2 Alarm “EE” __________________________________________________________ 7
9.3 Alarm reset through keyboard ___________________________________________ 8
9.4 Alarm recovery_______________________________________________________ 8
10. TECHNICAL DATA ___________________________________________________ 8
11. CONNECTIONS _____________________________________________________ 9
12. DEFAULT SETTING VALUES
- STANDARD MODELS _____________________ 10
952057-58 XR160C - XR170C - XR160D - XR170D - XR162C - XR172C 1/י

Summary

General Warning and Safety

1.2 Safety Precautions

Important safety guidelines for instrument usage and installation, including voltage, environment, and maintenance.

Controlling Loads

3.1 The Compressor

Explanation of compressor regulation based on temperature and set point, with timed operation for probe faults.

3.2 Fast Freezing & Defrost

Describes fast freezing activation, defrost modes (electrical/hot gas), and timing.

Programming Menu Navigation

5.3 Parameter Access and Modification

Procedure for accessing installer parameters ('Pr2') with code and changing parameter values.

Parameter Descriptions

Set Point and Alarm Limits

Defines 'Hy' differential, 'LS' minimum, 'US' maximum set points, and alarm limits.

Alarm and Delay Settings

Defrost Control and Probe Calibration

Installation and Mounting

Electrical Connections

8.1 Probe Connection

Alarm Signals

Alarm Messages and Causes

Details common alarm messages ('EE', 'P1', 'P2', 'HA', 'LA', 'dEA', 'FF') and their causes.

9.1 Silencing Buzzer; Alarm Relay Output

How to silence alarms and the behavior of alarm outputs based on ALC parameter.

Technical Data

Default Setting Values

dixell XR160D Specifications

General

Model	XR160D
Application	Freezer
Resolution	0.1°C
Digital Inputs	1
Storage Temperature	-30°C to 85°C
Accuracy	±0.5°C
Display Type	LED
Sensor Type	NTC
Enclosure Rating	IP20