1-866-4 JJSTECH(1-866-455-7832)

  1. Home
  2. Extech
  3. MultiMeters
  4. Digital MultiMeters
  5. Extech EX542 12 Function Wireless True RMS Industrial MultiMeter/Datalogger with NIST

Extech EX542 12 Function Wireless True RMS Industrial MultiMeter/Datalogger with NIST

Item #:
EXT-EX542-NIST
Brand:
Extech
Extech EX542 12 Function Wireless True RMS Industrial MultiMeter/Datalogger with NIST
$374.99
Qty

Discontinued

Ask a Question
Send This Page to a Friend
  • JJS Technical Services
  • JJS Technical Services
  • JJS Technical Services
  • JJS Technical Services
  • JJS Technical Services
  • JJS Technical Services
  • JJS Technical Services

Ask an Expert

Our tech experts are ready to help!

1-866-4 JJSTECH (1-866-455-7832)

Email Us
Share this product:
Extech EX542 12 Function Wireless True RMS Industrial MultiMeter/Datalogger with NIST

Extech EX542 12 Function Wireless True RMS Industrial MultiMeter/Datalogger with NIST

$374.99

Discontinued


EX542 12 Function Wireless True RMS Industrial MultiMeter/Datalogger with NIST by Extech

Features

  • Real time datalogging or wireless data transmission directly to your PC (30ft/10m)
  • True RMS measurements for accurate AC Voltage and Current measurements
  • Diode open circuit voltage of 2.8V DC
  • Double molded construction for waterproof (IP67) protection
  • CAT IV-600V safety rating for industrial applications
  • 1000V input protection on all functions
  • Dual sensitivity frequency functions
  • Backlit triple LCD display includes two sub-displays for simultaneous indication of frequency with voltage and memory data/location information
  • Auto power off with disable feature
  • 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 and hard carrying case
General Specifications
Enclosure Double molded, Waterproof (IP64)
Shock (Drop Test) 2 meters (6.5 feet)
Diode Test Test current of 0.9mA maximum, open circuit voltage 2.8V DC typical
Storage capacity 9999 records
RF transmit distance 10 meters (approx)
Transmitter Frequency 433MHz
Continuity Check Audible signal will sound if the resistance is less than 35Ω (approx.), test current <0.35mA
PEAK Captures peaks >1ms
Temperature Sensor Requires type K thermocouple
Input Impedance >10MΩ VDC & >9MΩ VAC
AC Response True rms
ACV Bandwidth 50Hz to 1000Hz
Crest Factor ≤3 at full scale up to 500V, decreasing linearly to ≤1.5 at 1000V
Display 40,000 count backlit liquid crystal display with bargraph
Overrange indication "OL" is displayed
Auto Power Off 15 minutes (approximately) with disable feature
Polarity Automatic (no indication for positive); Minus (-) sign for negative
Measurement Rate 2 times per second, nominal
Low Battery Indication Battery symbol is displayed if battery voltage drops below operating voltage
Battery One 9 volt (NEDA 1604) battery
Fuses mA, µA ranges; 0.5A/1000V ceramic fast blow
A range; 10A/1000V ceramic fast blow
Operating Temperature 5°C to 40°C (41°F to 104°F)
Storage Temperature -20°C to 60°C (-4°F 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 meters (7000 ft) maximum
Weight 342 g (0.753 lb) (includes holster)
Size 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. The meter also meets UL 61010-1, 2nd Edition (2004), and CAN/CSA C22.2 No. 61010-1 2nd Edition (2004)

Range Specifications

Function
Range
Resolution
Accuracy
DC Voltage
400 mV
0.01 mV
±(0.06% reading + 2 digits)
4V
0.0001V
40V
0.001V
400V
0.01V
1000V
0.1V
±(0.1% reading + 2 digits)
AC Voltage (AC+DC)
50 to 1000Hz
400 mV
0.01 mV
±(1.0% reading + 4digits)
±(1.0% reading + 3digits)
4 V
0.0001V
40 V
0.001V
400 V
0.01V
1000 V
0.1V
All AC voltage ranges are specified from 5% of range to 100% of range
DC Current
400μA
0.01 μA
±(1.0% reading + 3 digits)
4000μA
0.1 μA
40mA
0.001 mA
400mA
0.01 mA
10A
0.001A
(20 A: 30 sec max with reduced accuracy)
AC Current (AC+DC)
50 to 1000Hz
400μA
0.01 μA
±(1.5% reading + 3 digits)
4000μA
0.1 μA
40mA
0.001 mA
400mA
0.01 mA
10A
0.001A
(20A: 30 sec max with reduced accuracy)
All AC voltage ranges are specified from 5% of range to 100% of range
Resistance
400Ω
0.01Ω
±(0.3% reading + 9 digits)
4 kΩ
0.0001 kΩ
±(0.3% reading + 4 digits)
40 kΩ
0.001 kΩ
400 kΩ
0.01 kΩ
4 MΩ
0.001 MΩ
40 MΩ
0.001 MΩ
±(2.0% reading + 10 digits)
Capacitance
40 nF
0.001 nF
±(3.5% reading + 40 digits)
400 nF
0.01 nF
4 µF
0.0001 µF
±(3.5% reading + 10 digits)
40 µF
0.001 µF
400 µF
0.01 µF
4000 µF
0.1 µF
±(5% reading + 10 digits)
40mF
0.001mF
Frequency (electronic)
40 Hz
0.001 Hz
±(0.1% reading + 1 digits)
400 Hz
0.01 Hz
4 kHz
0.0001 kHz
40 kHz
0.001 kHz
400 kHz
0.01 kHz
4 MHz
0.0001 MHz
40 MHz
0.001 MHz
100MHz
0.01MHz
Not specified
Sensitivity: 0.8V rms min. @ 20% to 80% duty cycle and <100kHz; 5Vrms min @ 20% to 80% duty cycle and > 100kHz.
Frequency (electrical)
40.00HZ-4KHz
0.01HZ to 0.001KHz
±(0.5% reading)
Sensitivity:5Vrms
Duty Cycle
0.1 to 99.90%
0.01%
±(1.2% reading + 2 digits)
Pulse width: 100 µs – 100 ms, Frequency: 5 Hz to 150 kHz
Temperature (type-K)
-50 to 1382°F
1°F
±(1.0% reading + 4.5°F)
±(1.0% reading + 2.5°C)
(probe accuracy not included)
-50 to 750°C
1°C
4-20mA%
-25 to 125%
0.01%
±50 digits
0mA=-25%, 4mA=0%, 20mA=100%, 24mA=125%

Questions & Answers

Reviews