CORNING PC-420D User Manual

Corning® Digital Hot Plates,
Stirring Hot Plates, Stirrers, and
External Temperature Controller
Instruction Manual
This manual is available in additional languages at www.corning.com/lifesciences.
Catalog Number
Model No. Description 120V 100V
230V
(Non-Europe)
230V
(Europe)
PC-400D Hot Plate 6795-400D 6797-400D 6798-400D 6796-400D
PC-410D Stirrer 6795-410D 6797-410D 6798-410D 6796-410D
PC-420D Stirring Hot Plate 6795-420D 6797-420D 6798-420D 6796-420D
PC-600D Hot Plate 6795-600D 6797-600D 6798-600D 6796-600D
PC-610D Stirrer 6795-610D 6797-610D 6798-610D 6796-610D
PC-620D Stirring Hot Plate 6795-620D 6797-620D 6798-620D 6796-620D
External
Temperature
Controller
6795PR (all models)

CORNING PC-420D Specifications

General

Brand	CORNING
Model	PC-420D
Category	Cooktop
Language	English

Summary

1.0 Safety Information

Safety Symbols and Cautions

Explanation of safety symbols and their meanings, including risk of danger and hot surface.

Operational Warnings

Important warnings regarding personal injury, electric shock, and product damage.

2.0 Operating Conditions

3.0 Product Controls and Indicators

Hot Top Indicator

Alerts when the top surface is too hot to touch (above approx. 60°C).

4.0 Product Connections

5.0 Stirring Instructions

Stirring Procedure Steps

Steps for filling vessel, placing stir bar, and setting desired stirring speed.

Stirring Speed Display Behavior

6.0 Heating Instructions

Heating Without External Controller

Steps for heating using the built-in controls without an external probe.

Heating With External Controller

Steps for connecting and using the external temperature controller for precise heating.

Hot Top Indicator Behavior

7.0 Heating Operation

Heating System Principles

Temperature Display vs. Actual Surface Temperature

9.0 Maintenance

Power Cord Maintenance

Ceramic Top Plate Care

General Product Cleaning

11.0 Technical Specifications

13.0 Frequently Asked Questions

Temperature Display Behavior

Material Handling and Safety

Stir Bar Performance Issues