Phcbi MLR-352-PE - User Manual

Questions and Answers

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Sean MartinezAug 9, 2025
What to do if the alarm is activated on Phcbi MLR-352-PE Laboratory Equipment?
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  Tristan GardnerAug 9, 2025
  If the alarm is activated on your Phcbi Laboratory Equipment, it could be due to several reasons. First, the chamber temperature might be exceeding the set high or low limit. Check the chamber temperature settings and the high/low limit temperature alarm settings. Also, putting a lot of heat load into the chamber at once can trigger the alarm; the alarm should stop when the chamber temperature decreases. Ensure there isn't an excessive heat source inside. Electromagnetic waves from nearby appliances may also cause this issue, so keep the unit away from such appliances.
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Latoya CamachoAug 19, 2025
Why is my Phcbi MLR-352-PE Laboratory Equipment not working even when switched on?
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  Jocelyn WilcoxAug 20, 2025
  If your Phcbi Laboratory Equipment isn't operating when switched on, the issue could stem from the unit not being properly connected to the power supply, or the power source may not have sufficient capacity. Ensure the unit is correctly connected and that the power supply is adequate. Alternatively, there might be a power failure, a blown fuse, or an activated circuit breaker. Check the power status, the fuse, and the circuit breaker to resolve this.
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William DanielsAug 29, 2025
How to fix a temperature program that isn't working on Phcbi MLR-352-PE?
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  Wayne VelasquezAug 29, 2025
  If the temperature isn't changing according to the program you've set on your Phcbi Laboratory Equipment, it might be because the programmed temperature variation exceeds the unit's pull-up/pull-down performance capabilities. Try setting a program that takes the unit's performance into consideration. Also, incorrect high/low limit temperature alarm settings can cause this issue; double-check and correct these settings. Finally, electromagnetic waves from nearby appliances may interfere with the unit's operation, so keep it away from such appliances.

Summary

Precautions for Safe Operation

Chamber Components Overview

Control Panel Overview

Explanation of the control panel layout, buttons, and LCD display.

Installation Site Requirements

Installation Procedures

Before Commencing Operation

Installing Inner Attachments

Control Panel Functions

Standby Operation Settings

Setting Key Lock

Procedure to change the key lock value from '0' to '1' to lock the panel.

Setting Key Unlock

Procedure to unlock the panel by inputting a password.

High;Low Limit Temperature Alarm Settings

How to set the high and low limit temperature alarms using adjustment volumes.

Programming Functions

Editing Saved Programs

Steps to select a saved program and edit its settings.

Starting a Program

Procedure to select a program, set options like timer, and start the program.

Various Settings (Menu;Tools)

Automatic Defrost Settings

Alarm Setting

Configuration for temperature, humidity, and door alarms, including delays.

Key Lock Password Setting

Procedure to set or change the password for key lock functionality.

Routine Maintenance

Alarms and Safety Functions

Automatic Set Temperature Alarm

How the unit alerts when chamber temperature deviates from set value.

Automatic Set Humidity Alarm

Safety Functions Overview

Troubleshooting Guide

Performance Data (MLR-352 H)

Technical Specifications

Phcbi MLR-352-PE Specifications

General

Model	MLR-352-PE
Type	Refrigerator
Interior Volume/Capacity	352 liters
Power Supply	AC
Defrost	Automatic
Voltage	220-240 V
Frequency	50 Hz
Cooling Method	Forced air cooling
Refrigerant	R134a
Shelves	4