Carel IR33V9HR20 User Manual

Integrated Control Solutions & Energy Savings
ir33 Universale
User manual
electronic control

Carel IR33V9HR20 Specifications

General

Brand	Carel
Model	IR33V9HR20
Category	Control Unit
Language	English

Summary

WARNINGS

General Safety Warnings

Important safety precautions and warnings for handling and operating the controller.

INTRODUCTION

Functions and Main Characteristics

Details on the controller's operational modes, features, and control capabilities.

INSTALLATION

Wiring Diagrams (Temperature Inputs)

Wiring schematics for IR33/DN33 models with temperature inputs.

Wiring Diagrams (Universal Inputs)

Wiring schematics for IR33/DN33 models with universal inputs.

Probe and Input Connections

Connection Diagrams

General Installation Procedures

Step-by-step instructions for installing the controller and its components.

USER INTERFACE

Programming Parameters

COMMISSIONING

Initial Configuration Settings

Preparing for Operation

FUNCTIONS

Temperature Unit and Probe Configuration

Standard Operating Modes

Special Operating Modes

Outputs and Inputs Configuration

CONTROL

Control Types (ON/OFF and PID)

Explanation of ON/OFF and PID control methods used by the controller.

PID Tuning Parameters

Configuration of integral (ti) and derivative (td) parameters for PID control.

Auto-Tuning Procedure

Steps for automatically optimizing PID control parameters for the system.

Operating Cycle Functionality

Advanced Probe Operations

Continuous Compensation

Enable Logic on Set Point

Independent Operation

Control on Higher/Lower Probe Value

TABLE OF PARAMETERS

Set Point, Differential, and Operating Mode Parameters

Probe and Input Configuration Parameters

Alarm and Output Control Parameters

Special Operation and Control Parameters

ALARMS

Types of Alarms and Causes

Overview of alarm messages, causes, and display indicators.

Alarm Parameter Configuration

Settings for alarm thresholds, delays, and output behavior during alarms.

Control Output Status During Alarms

Defines how control outputs behave when specific alarms are active.

Alarm Table Summary

A comprehensive table listing alarm codes, causes, and troubleshooting steps.

Dependence Parameter and Alarm Causes

Relationship between dependence settings and alarm activation for outputs.