Clamp Meter selection chart
Job functions
Plant Maintenance
Process Technician/
Electrician
Automation Specialist
Residential Electrician
Electrical Contractor
Commercial Electrician
Electrical Contractor
Commercial Electrician
Electric Utility Technician
Facility Maintenance
Utility Technician
General Purpose
Applications Recommended clamp
Multiple placement potential for large
facilities allows units to be left in place
Conduct front line troubleshooting of
general ac current systems
Verify circuit integrity and operation
• Measure load current, ac voltage and
continuity of switches, fuses and contacts
Feeder cables
• Check balance and loading of feeder cables
Basic troubleshooting of ac and dc
systems
• Measure dc current in battery powered
devices, security systems, etc.
• Measure motor start-up and run current
• Capacitance for motor start and run
capacitors
• Check balance and loading in service
panels
365 True-rms AC Clamp Meter
Key features
• 200 A ac and A dc measurement with fixed jaw
• Detachable jaw makes accessing wires and viewing the
display easier
• 6000 Ω resistance measurement with continuity
• Built in flashlight/torch allows for easy illumination and
identification of wires
• True-rms to more accurately measure the actual current,
even with distorted wave-forms caused by noisy loads
• CAT III 600 V
373 True-rms AC Clamp Meter
Key features
• Measure up to 600 A ac
• Measure ac and dc voltage to 600 V
• True-rms to more accurately measure the actual current,
even with distorted wave forms caused by noisy loads
• Includes large backlit display, ac and dc voltage,
resistance, continuity, and capacitance
• CAT IV 300 V, CAT III 600 V
374 True-rms AC/DC Clamp Meter
Key features
• Measure up to 600 A ac and A dc
• True-rms to more accurately measure the actual current,
even with distorted wave-forms caused by noisy loads
• Compatible with the new i2500-18 and i2500-10 iFlex
flexible current probes (sold separately), which expands
the measurement range to 2500 A ac and provides
increased display flexibility
• Inrush current mode for repeatable measurement of
motor or equipment start-up current
• Includes large backlit display, ac and dc voltage,
resistance, continuity, MIN/MAX and capacitance
• CAT IV 600 V, CAT III 1000 V
Industrial Electrical
Contractor
Plant Maintenance
HVAC/R Specialist
Advanced troubleshooting of ac and dc
systems
• Large motors and drives, and noisy
electrical environments
• Motor inrush to troubleshoot current
protection devices
• Output of variable speed motors and drives
375 True-rms AC/DC Clamp Meter
Key features
• 500 mV measurement range to interface with other
accessories
• Integrated low pass filter and state of the art
signal processing allows for use in noisy electrical
environments while providing stable readings
• Frequency measurement to 500 Hz with both jaw and
iFlex
• Compatible with the new i2500-18 and i2500-10 iFlex
flexible current probes (sold separately), which expands
the measurement range to 2500 A ac and provides
increased display flexibility
• Measure true-rms voltage, capacitance, resistance and
continuity
• CAT IV 600 V, CAT III 1000 V
Job functions Applications Recommended clamp
Industrial Electrician
Plant Maintenance
Facility Maintenance
Fully featured model for electrical and
industrial professionals who need to
conduct advanced troubleshooting of ac
and dc systems in any environment
• Measure 1000 A ac or dc with fixed jaw
to measure current in motors, vaults and
bus bars
• 2500 A ac capability with iFlex flexible
current probe; fits around tight and
awkward conductors
• Clamp around bus bars or conductors in
service panels to measure loads and line
frequency in circuits
376 True-rms AC/DC Clamp Meter
with iFlex™
Key features
• Measure up to 1000 A ac and A dc
• Inputs for 1000 V ac and V dc, 60 kΩ resistance and
continuity
• Includes the new i2500-18 and i2500-10 iFlex flexible
current probes, which expands the measurement range
to 2500 A ac and provides increased display flexibility
• Narrow, elongated jaw with large opening easily
singles out the conductor of interest
• True-rms to more accurately measure the actual current,
even with distorted wave-forms caused by noisy loads
• CAT IV 600 V, CAT III 1000 V
Industrial Electrician
Industrial Service
Electrician
Plant Maintenance
Industrial Electrical
Facility Maintenance
Commercial/Industrial
Electrician
Facility/Plant
Maintenance
HVAC/R Specialist
Accessory
Fully featured model for electrical and
industrial professionals who need to
conduct advanced troubleshooting of ac
and dc systems in any environment
• Measure 1000 A ac or dc with fixed jaw
to measure current in motors, vaults and
bus bars
• 2500 A ac capability with iFlex flexible
current probe; fits around tight and
awkward conductors
• Clamp around bus bars or conductors in
service panels to measure loads and line
frequency in circuits
• Industrial troubleshooting in low current
ac and dc applications where access is
difficult
• Access to tight wiring in locations such as
PLC cabinets
381 Remote Display True-rms AC/DC
Clamp Meter with iFlex™
Key features
• Wireless technology allows remote display to be carried
up to 30 ft away from point of measurement
• Removable magnetic display can be conveniently
mounted where it is easily seen
• Includes the new i2500-18 and i2500-10 iFlex flexible
current probes, which expands the measurement range
to 2500 A ac and provides increased display flexibility
• AC and dc current, ac and dc voltage, resistance,
frequency, continuity, capacitance, min/max and inrush
low pass filter
• Large, easy to read backlight display automatically sets
the correct measurement range
• CAT IV 600 V, CAT III 1000 V
iFlex™ i2500 Flexible Current Probes
Key features
• Measure up to 2500 A ac current with select Fluke
clamp meters
• Provides increased display flexibility and ability to
measure awkward sized conductors
• Works with frequency, inrush and min/max functions
• 7.5 mm coil diameter allows measurement in tight
spaces
• Available in 10-inch and 18-inch lengths
• CAT IV 600 V, CAT III 1000 V
Commercial Electrical
Contractor
Industrial Electrical
Contractor
Plant Maintenance
Resi/Comm Electrical
Verify circuit integrity and operation
• Measure load current, ac voltage and
continuity of switches, fuses and contacts
Feeder Cables
• Check balance and loading of feeder cables
325 True-rms Clamp Meter
Key features
• Measure up to 400 A ac and dc
• 0.01 A resolution in the 40 A range for more
precise measurements
• Compact form factor to make measurements easily
in tight cable compartments
• Measure ac and dc voltage to 600 V
• Resistance, continuity, temperature, capacitance and
display hold functions
• CAT IV 300 V, CAT III 600 V