AEMC MR527 AC/DC Current Probe (100AAC / 150ADC / 10mV/A & 1000AAC / 1400ADC / 1mV/A / BNC Output)


Key Features:

  • Measures up to 1000Aac and 1400Adc
  • The jaw shape enables users to clamp on to cables or small busbars
  • Powered by battery or standard external 5V power supply via micro-USB connector
  • Equipped with a Zero DC reset function
  • Auto Power Off enable/disable function
  • LED overload and low battery indicators
  • Millivolt output compatible with most equipment and instruments
  • Equipped with a coaxial lead and isolated BNC connectors for direct connection to an oscilloscope
  • Battery life up to 50 hours
  • Safety rating 600V CATIII
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AEMC’s MR527 is a hall effect current probe equipped with 2 ranges designed for oscilloscopes, waveform displaying instruments, and other frequency sensitive displaying instruments with BNC inputs. The MR527 offers a 6.5 ft (2m) lead terminated by a BNC connector and can measure up to 1000AAC and 1400ADC. The probe is powered by a 9V battery or by a standard 5V external power supply via a micro-USB connector (not supplied).
Maximum Conductor Size 1.53” (39mm) or 2 bus bar 1.96 x 0.19” (50 x 5mm)
Current Range 0.5 to 100AAC, 150ADC & 0.5 to 1000AAC, 1400ADC
Output Signal 10mV/A & 1mV/A via a 6.5ft (2m) lead BNC cable
Accuracy 50/60Hz ≤1.5% @ 100A & ≤2.5% @ 800A
Frequency Range DC to 30kHz (-3dB) (depending of current value)
Phase Shift At 50Hz ≤2°@ 100A & ≤1.5° @ 800A
Load Impedance >1MΩ and ≤100pF
Overload 3000ADC or 1000AAC continuous for < 1kHz
Zero Adjust Automatic on both ranges
Power Supply 9V alkaline Battery (NEDA 1060A, 6LR61) or 5V DC Micro-USB type B
Battery Life 50H typical
Low Battery Indication Green LED blinking
Overload Indication Red LED on when measurement > than selected range
Dimensions  (H x W x D) 9.31 x 3.82 x 1.73” (236.5 x 97 x 44mm)
Weight (with Battery) 1.15lbs (520g)
Operating Temperature 14° to +131°F (-10 to +55°C)
Storage Temperature -40° to +176°F  (-40 to +80°C)
Relative Humidity Up to 85% @ 35°C
Ingress Protection (Ip) IP 40
EMC EN 61326-1
Safety Compliance IEC 61010-1, EN 61010-2-32, Pollution Degree 2, 600V CAT III  CE
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