CMP-400 Digital Clamp-On Multimeter WMXXCMP400

DC current measurement (CMP-401 only) and AC current.

• continuity test with acoustic signalling (beeper) for resistance below 50.

Temperature measurement (Fahrenheit and Celsius units).
Frequency measurement.
Diode test.
Additionally:

• safe, insulated measuring clamps,
• double molded housing,
• autoranging/manual range selection,
• DATA HOLD function, for holding measured values,
• backlit LCD,
• REL function,
• over range indication,
• AUTO-OFF function.

Temperature measurement

Range	Accuracy
-20,0…760°C	±(3% m.v. + 5°C)
-4,0…1400°F	±(3% m.v. + 9°F)

*probe (K type) accuracy not included

Frequency measurement

Range	Accuracy
-10 Hz	±(1,5% m.v. + 2 dgt)

• sensitivity: 100 V(<50 Hz), 50 V(50…400 Hz); 15 V(401 Hz…10 kHz)

AC current measurement

Range	Resolution	Accuracy
4,000 A	0,001 A	±(2,5% m.v. + 12 dgt)
40,00 A	0,01 A	±(2,5% m.v. + 8 dgt)
400,0 A	0,1 A	±(2,8% m.v. + 8 dgt)

 

• frequency range: 50…60 Hz.

AC voltage measurement

Range	Resolution	Accuracy
400,0 mV	0,1 mV	no range
4,000 V	0,001 V	±(1,8% m.v. + 8 dgt)
40,00 V	0,01 V
400,0 V	0,1 V
600,0 V	0,1 V	±(2,5% m.v. + 8 dgt)

 

• frequency range: 50 Hz…400 Hz

DC voltage measurement

Range	Resolution	Accuracy
400,0 mV	0,1 mV	±(0,8% m.v. + 2 dgt)
4,000 V	0,001 V	±(1,5% m.v. + 2 dgt)
40,00 V	0,01 V
400,0 V	0,1 V
600,0 V	0,1 V	±(2% m.v. + 2 dgt)

 

Resistance measurement

 

Range	Resolution	Accuracy
400,0 Ω	0,1 Ω	±(1,0% m.v + 4 dgt)
4,000 kΩ	0,001 kΩ	±(1,5% m.v. + 2 dgt)
40,00 kΩ	0,01 kΩ
400,0 kΩ	0,1 kΩ
4,000 MΩ	0,001 MΩ	±(2,5% m.v. + 3 dgt)
40,00 MΩ	0,01 MΩ	±(3,5% m.v. + 5 dgt)

 

„m.v.”- measured value

Electric security:
– measurement category: CAT III 600 V acc. to EN 61010 – 1:2004
– protection class acc. to EN 60529: IP40

Other technical data:
– power supply: 9 V battery type 6LR61
– display: 4000 counts, backlit LCD
– continuity test: I<0,5 mA, sound signal for R<50 Ω
– diode test: I=0,3 mA, U0 = 1,5 V DC
– over range indication: 0L displayed
– sampling rate: 2 times per second
– input impedance: 10 MΩ (V DC and V AC)
– clamp size: opening 30 mm (1,2”)
– auto power OFF: approx. 30 min.
– dimensions: 197 x 70 x 40 mm
– weight: 183 g
– accordance with following standards: EN 61010 – 1:2004, EN 61010 – 2 – 032
– quality standard ISO 9001

Rated operational conditions:
– operating temperature: 0…+40°C
– storage temperature: -20…+60°C
– operating humidity: max 80% up to 31°C
decreasing linearly to 50% at 40°C
– operating altitude: max 2000 m