Description
The Greenlee CM-400 2-in-1 Pen-type Multimeter is intended to measure AC current,
resistance, AC/DC voltage, and to check diodes and verify continuity. The 3-3/4 digit LCD
display has a maximum reading of 3200, while the graph display has 65 segments.
The CM-400 jaw unit takes a current input and produces a voltage output. The ratio is 100:1.
Every amp of input will produce 10 millivolts of output.
Safety
Safety is essential in the use and maintenance of Greenlee tools and equipment. This
instruction manual and any markings on the tool provide information for avoiding hazards and
unsafe practices related to the use of this tool. Observe all of the safety information provided.
Purpose
This instruction manual is intended to familiarize all personnel with the safe operation and
maintenance procedures for the Greenlee CM-400 2-in-1 Pen-type Multimeter.
Keep this manual available to all personnel.
Replacement manuals are available upon request at no charge.
and
are registered trademarks of Greenlee Textron.
KEEP THIS MANUAL
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