Related Manuals for Honeywell PCR-410
Summarization of Contents
Unpacking and General Instructions
Unit Unpacking and Condition Check
Visual inspection of the unit upon unpacking to identify potential damage during transport.
General Safety and Compliance
Instructions for qualified personnel, adherence to regulations, and compliance with electrical safety standards.
Use and Function
Intended Use of the Controller
Controller designed for ambient and media temperatures in cold stores and refrigeration systems.
Controller Functional Features
Details compressor, evaporator fan, and defrost control features for refrigeration systems.
Safety
Sources of Danger
Details potential hazards like mains voltage, moisture, heat, dust, vibrations, and damaged housing.
Safety Precautions
Guidelines for suppressing interference, routing sensor leads, and tightening terminals to prevent damage.
Installation and Commissioning
Mechanical Installation
Instructions for fitting the unit into an aperture and securing the sensor and mains transformer.
Electrical Installation and Wiring
Wiring diagram, terminal descriptions for mains transformer, and voltage supply considerations.
Emergency Setpoint DIP Switch Configuration
Explains how to set the DIP switch for emergency operation setpoints at +4 °C or -18 °C.
Operation of the Controller
Switching On and Display Overview
Procedure for starting the controller and understanding the main display readings.
Key Functions and Navigation
Details the functions of the controller's keys for displaying setpoints, clearing alarms, and initiating defrost.
Temperature and Defrost Adjustments
Guide to adjusting cold store temperature, difference, defrost cycles, and alarm settings.
Manual Defrost Procedure
Procedure to initiate a manual defrost cycle by pressing and holding a specific key for 5 seconds.
Programming
Input Parameters and Ranges
Table detailing input parameters like temperature difference, defrost cycles, and alarm settings with their ranges and presets.
Sensor Calibration
Instructions for calibrating cold store and evaporator sensors by comparing displayed and measured temperatures.
Alarm Messages
Alarm Codes and Meanings
Lists various alarm codes (AL1-AL6) and their corresponding meanings and causes.
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