Greenlee CM-450 User Manual

INSTRUCTION MANUAL
MANUAL DE INSTRUCCIONES
MANUEL D’INSTRUCTIONS
Read and understand all of the instructions and
safety information in this manual before operating or
servicing this tool.
Lea y entienda todas las instrucciones y la
información sobre seguridad que aparecen en este
manual, antes de manejar estas herramientas o darles
mantenimiento.
Lire attentivement et bien comprendre toutes les
instructions et les informations sur la sécurité de ce
manuel avant d’utiliser ou de procéder à l’entretien de
cet outil.
CM-450
Digital
Clamp-on
Meter
Medidor digital
con pinza
Contrôleur
numérique
à pince
52033586 REV 1 © 2008 Greenlee Textron Inc. 3/08
CM-450
TRUE RMS

Greenlee CM-450 Specifications

General

Type	Clamp Meter
Model	CM-450
Brand	Greenlee
AC Voltage Measurement	600 V
DC Voltage Measurement	600 V
Continuity Test	Yes
Backlight	Yes
Data Hold	Yes
Safety Rating	CAT III 600V
Display	Digital
Display Type	Digital

Summary

Safety Precautions and Warnings

Important Safety Information

Explains safety alert symbols (DANGER, WARNING, CAUTION) and general precautions.

Operational Safety Warnings

Details warnings regarding electric shock, fire hazards, and safe operating practices.

Usage Cautions

Provides cautions against attempting repairs and exposing the unit to extreme conditions.

Product Identification and Symbols

Symbols on the Unit

Defines the safety and operational symbols found on the meter's casing.

Measurement Procedures

Settings Table

Technical Specifications and Accuracy

AC Measurement Accuracy

Specifies accuracy for AC current measurements across different ranges.

Voltage Measurement Accuracy

Resistance and Frequency Accuracy

Maintenance and Care

Repair and Handling Cautions

Warns against attempting repairs and exposing the unit to extreme conditions.

Battery Replacement Procedure