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Multimeter/Data Logger with Wireless PC Interface


Data Logger Multimeter  Wireless PC Interface | HHM-EX540

Data Logger Multimeter Wireless PC Interface

$310.00 HHM-EX540

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3 year warranty CE
  • True RMS Measurements for Accurate AC Voltage and Current Measurements
  • AC/DC Voltage and Current, Resistance, Capacitance, Frequency (Electrical/ Electronic), Temperature, Duty Cycle, Diode/Continuity
  • Double Molded for Waterproof (IP67) Protection, Cat IV-600V Safety Rating for Industrial Applications
  • Data Acquisition Mode for Real-Time Data Transmission Directly to Your PC
  • 1000V Input Protection on All Functions
  • Dual Sensitivity Frequency Functions
  • Large Triple LCD
  • Complete with Double Molded Test Leads, Magnetic Hanging Strap, Type K Probe, Remote Receiver with USB Cable, PC Software, Carrying Case, and 9V Battery
  • Wireless Frequency (914 MHz) is Suitable for Use in US, Canada, Mexico, and Select Other Countries
General Test and Measurement Instruments - View related products


The OMEGA™ HHM-EX540 Series is a versatile wireless data logger/multimeter. In addition, it offers a diode test, large backlit LCD, auto power-off with disable feature and CAT IV-600V safety rating for industrial applications. The unit is able to data log up to 9999 readings and with the wireless USB interface has the capability to transmit readings to your PC real-time.

MAIN FEATURES (Be sure to review pdf Specs for full product specifications)

Display: 40,000 count, backlit, liquid crystal with bargraph
Overrange Indication: "OL" is displayed
Auto Power Off: 15 minutes (approx) with disable feature
Polarity: Automatic (no indication for +); Minus (-) sign for negative
Measurement Rate: 2 times per second, nominal
Low Battery Indication: Displayed if battery voltage drops below operating voltage
Battery: One 9V (NEDA 1604) battery (Included)
Fuses: mA, microA ranges; 0.5A/1000V ceramic fast blow A range; 10A/1000V ceramic fast blow
Operating Temperature: 5 to 40°C(41 to 104°F)
Storage Temperature: -20 to 60°C (-4 to 140°F)
Operating Humidity: Max 80% up to 31°C (87°F)
decreasing linearly to 50% at 40°C (104°F)
Storage Humidity: <80%
Operating Altitude: 2000 m (7000') maximum
Weight: 349 g (12.3 oz) (includes holster)
Dimensions: 187 x 81 x 50 mm (7.36 x 3.2 x 2.0") (includes holster)
Safety: This meter is intended for origin of installation use
and protected, against the users, by double insulation per
EN61010-1 and IEC61010-1 2nd Edition (2001) to category
IV 600V and category III 1000V; pollution degree 2
Enclosure: Double molded, waterproof (IP67)
Shock (Drop Test): 2 m (6.5 feet)

Most Popular Models!

Place Order(Specify Model Number)
Part Number/ Desc.
HHM-EX540 Star
3 In Stock
Multimeter/data logger with wireless PC interface (915 MHz)
HHM-EX542 Star
Available In 3 Weeks
Multimeter/data logger with wireless PC interface (433 MHz)
CAL-3-HHM Star
Consult Sales  
Optional NIST-traceable calibration
TAS-U-5 Star
Available In 1 Week
Thermocouple input adapter
All amounts shown in USD
Note: Comes complete with double molded test leads, magnetic hanging strap, Type K bead wire temperature probe, remote receiver with USB cable, Windows® compatible software, 9V battery, hard carrying case, operator’s manual.
Ordering Example: (1) HHM-EX540 Multimeter/data logger with wireless PC interface (915 MHz), $310.00
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