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Kusam Meco KM 822EX Intrinsically Safe True RMS Digital Multimeter

Kusam Meco KM 822EX Intrinsically Safe True RMS Digital Multimeter

Model number
KM 822EX

Intrinsically safe true RMS multimeter (Ex ib IIA T4 Gb / Ex ib I Mb) for Zone 1 hazardous areas and mines: 1000 V AC / DC, 10 A, 9999 counts, IP64, CAT IV 1000 V, PC interface.

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Key features

  • Intrinsically safe: Ex ib IIA T4 Gb / Ex ib I Mb, for Zone 1 hazardous areas
  • Splash and drop proof, IP64
  • 1000 V AC / DC measuring range
  • 4-digit 10,000-count dual display with backlight
  • Fast measurements, 5 per second; fully auto-ranging
  • Beep-Jack audible and visible input warning
  • Relative zero mode, data hold
  • Logic and line level frequency, duty cycle, diode test, fast audible continuity
  • PC interface capability (optional USB kit BU-86X)
  • HRC fuses: 1 A / 1 kV (IR 10 kA) for µA and mA; 11 A / 1 kV (IR 20 kA) for A
  • Auto power off

Specifications

Measurement
AC voltage ranges60.00 mV, 600.0 mV, 9.999 V, 99.99 V, 999.9 V
DC voltage ranges60.00 mV, 600.0 mV, 9.999 V, 99.99 V, 999.9 V
DC voltage basic accuracy0.08%
AC, AC + DC and DC current ranges600.0 µA, 6000 µA, 60.00 mA, 600.0 mA, 6.000 A, 10.00 A (10 A continuous; above 10 A to 20 A for 30 s maximum with a 5-minute cool-down)
Resistance ranges600.0 Ω, 6.000 kΩ, 60.00 kΩ, 600.0 kΩ, 6.000 MΩ, 60.00 MΩ
Capacitance ranges60.00 nF, 600.0 nF, 6.000 µF, 60.00 µF, 600.0 µF, 6.000 mF, 25.00 mF
Logic level frequency5.00 Hz – 1.000 MHz
Duty cycle0.00% – 100.0%
Diode tester2.000 V
ContinuityAudible threshold between 20 Ω and 300 Ω; response time < 100 µs
General
SensingAC true RMS
Display9999 counts (ACV, DCV, Hz, nS); 6000 counts (mV, µA, mA, A, Ω, capacitance); 41-segment bar graph; backlight
Update rateDigits 5 per second; bar graph 60 per second
Operating temperature0 °C – 45 °C
Storage temperature−20 °C – 60 °C, < 80% RH (battery removed)
AltitudeOperating below 2000 m
Auto power offIdle for 30 minutes
Power supplySingle alkaline 9 V battery
WeightApprox. 635 g with holster
DimensionsApprox. 208 (L) × 103 (W) × 64.5 (H) mm with holster
AccessoriesTest lead pair, battery installed, user manual, carrying case
Optional accessoriesUSB interface kit BU-86X, BMH-01 magnetic hanger
Safety
Ex ratingEx ib IIA T4 Gb / Ex ib I Mb (marking MTEx-MS/19.0358 X)
StandardsIEC SANS 60079-0 (general requirements) and IEC SANS 60079-11 (intrinsic safety), for explosive gas atmospheres; Zone 1; Group I (coal mines, underground) and Group II (surface)
Electrical safetyDouble insulation per IEC/UL/EN61010-1 Ed. 3.0, IEC/EN61010-2-030, IEC/EN61010-2-033, IEC/UL/EN61010-031, CAN/CSA-C22.2 No. 61010-1-12, Category IV 1000 V AC and DC
Transient protection12 kV (1.2/50 µs surge)
Ingress protectionIP64
E.M.C.Meets EN61326-1:2006

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.

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