AC Current Probe
Model JM810A
User Manual
DESCRIPTION
The JM810A (Catalog #2110.80) is designed for use in industrial environments. The
“squared” jaws permit multiple conductor or bus bar positioning. The current output makes
it the perfect tool for measurement with DMMs, recorders, and power and harmonic meters.
The Model JM810A is compatible with any AC ammeter, multimeter, or other current
accuracy, use the JM810A with the DMM having an accuracy of 0.75%.
WARNING
■These safety warnings are provided to ensure the safety of personnel and proper operation of the
instrument.
■Read the instruction manual completely and follow all the safety information before attempting to use
or service this instrument.
■Use caution on any circuit: high voltages and currents may be present and may pose a shock
hazard.
■
voltage ratings given.
■Safety is the responsibility of the operator.
■ALWAYS connect the current probe to the display device before clamping the probe onto the sample
being tested.
■ALWAYS inspect the instrument, probe, probe cable, and output terminals prior to use. Replace any
defective parts immediately.
■
INTERNATIONAL ELECTRICAL SYMBOLS
instrument.
Thi
before using the instrument.
DEFINITION OF MEASUREMENT CATEGORIES
CAT IV:
primary overcurrent protection devices, ripple control units, or meters.
CAT III: For measurements performed in the building installation at the distribution level,
CAT II: For measurements performed on circuits directly connected to the electrical
distribution system, such as household appliances or portable tools.
RECEIVING YOUR SHIPMENT
Upon receiving your shipment, make sure that the contents are consistent with the packing
description of any damage.
