dixell XR160C 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

dixell XR160C Specifications

General

Frontal Protection	IP65
Hysteresis	Adjustable
Measuring Range	-50°C to +150°C
Resolution	0.1°C
Accuracy	±0.5°C
Probe Type	NTC
Protection Rating	IP65

Summary

GENERAL WARNINGS

1.1 Manual Usage and Reference

Manual is part of the product and should be kept for quick reference. Cannot be used as safety device.

1.2 Safety Precautions

Precautions for voltage, water, maintenance, opening, probe placement, failure, wiring, and filters.

CONTROLLING LOADS

3.1 Compressor Regulation

Regulation based on temperature, differential, set point, and fault conditions.

3.3 Defrost Control

Two defrost modes (electrical, hot gas) and control parameters.

3.5 Evaporator Fan Operation

Fan control modes based on 'FnC' parameter and fan delay after defrost.

FRONT PANEL COMMANDS

4.2 Keypad Functions

Keyboard unlock, Function Menu entry, and return to room temperature display.

FUNCTION AND PARAMETERS' PROGRAMMING MENU

5.1 Accessing the Function Menu

How to access and navigate the main functions controlled by the instrument.

5.4 Accessing Pr2 and Security Code Input

Procedure to access installer-level parameters with a security code.

5.5 Modifying Parameter Values

Step-by-step guide to modify parameter values in "Pr1" or "Pr2".

LIST OF PARAMETERS

Hy Differential

LS Minimum Set Point

US Maximum Set Point

AC Anti-Short Cycle Delay

ALC Temperature Alarm Configuration

INSTALLATION AND MOUNTING

7.1 Mounting Instructions

Instructions for mounting instruments on panel or DIN rail and environmental considerations.

ELECTRICAL CONNECTIONS

8.1 Probe Connection Guidelines

ALARM SIGNALS

9.1 Silencing Buzzer and Alarm Relay Output