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True RMS
Clamp Meter
HHM250
U 4-Digit LCD
U Measures Current
to 660 AC
U Measures Voltage
to 600 Vac
U Voltage Frequency
Measurements to 100 Khz
U Current Frequency
Measurements to 30 Khz
U Inrush Mode to
Measure and Hold
Motor Start Up Current
Electrical Specifications
The HHM250 is a clamp on
multifunction meter that provides
high accuracy and reliability in a low
cost portable package. The clamp
allows for measurement of AC
current to 660 amps and AC voltage
to 600 volts. Ideal for monitoring
electrical power sources to
troubleshoot or evaluate. Measures
RMS voltage and current frequency
with precision accuracy.
Specifications
Numerical Display: 4-digit liquid crystal
(LCD), maximum reading 6600
Low Battery Indication: Battery
image display
Sampling Rate: 3x/second
Power Source: Two 1.5V
“AAA” batteries (included)
Auto Power Off: 15 minutes
Operating Temperature and Humidity:
0 to 40°C (32 to 104°F); <70% RH
Storage Temperature and Humidity:
-10 to 60°C (14 to 140°F); <80% RH
Jaw Opening Diameter:
Approx 25 mm (1")
Dimensions: 209 H x 74 W x 36 mm D
(8.2 x 2.9 x 1.4")
Weight: Approx. 255 g (9.1 oz)
Accessories (Included): Carrying
case, two 1.5V “AAA” batteries, test
leads and operator’s manual
Range Resolution Accuracy
Direct Voltage 600 0.1V 1% ±2 digits
Alternating Voltage 600V 0.1V 1.2% ±5 digits
Alternating Current
660A 0.1A 1.9% ±5 digits
Resistance
Audible Ohm function buzzer <30 Ω
Input Impedance 100 KΩ
For Current
Frequency Resolution Accuracy Sensitivity
660 Hz 0.1 Hz
6.6 Khz 0.001 Khz 0.2% ±1 digits 3 Arms
30 Khz 0.01 Khz
For Voltage
660 Hz 0.1 Hz
6.6 Khz 0.001 Khz
66 Khz 0.01 Khz
100 Khz 0.1 Khz
To Order visit omega.com/hhm250 for Pricing and Details
Model No. Description
HHM250 RMS clamp meter
Comes complete with carrying case, two 1.5V “AAA” batteries, test leads and operator’s manual.
Ordering Example: HHM250, true RMS clamp meter.
HHM250.
J
66A 0.01A 1.9% ±5 digits
660 Ω 0.1 Ω 1% ±2 digits
0.2% ±1 digits 5 Vrms
J-x