AC & DC Current Data Loggers and Sensors

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Onset offers a range of AC and DC voltage data loggers to help keep building equipment up and running optimally and ensure facilities are operating safely and efficiently. Select a cost-effective, easy-to-use voltage data logger that meets your needs from the choices below

Results: 1 to 15 of 47



0 - 20 Amp split-core AC current sensor - CTV-A
  • Supported Measurements:
    AC Current
  • Range: 0-20
  • Accuracy: ±5.0% of full scale w/H8
    ±4.5% of full scale w/U12
$90



0 - 50 Amp Split-core AC Current Sensor - CTV-B
  • Supported Measurements:
    AC Current
  • Range: 0-50
  • Accuracy: ±5.0% of full scale w/H8
    ±4.5% of full scale w/U12
$90



0 - 100 Amp Split-core AC Current Sensor - CTV-C
  • Supported Measurements:
    AC Current
  • Range: 0-100
  • Accuracy: ±5.0% of full scale w/H8
    ±4.5% of full scale w/U12
$90



0 - 200 Amp Split-core AC Current Sensor - CTV-D
  • Supported Measurements:
    AC Current
  • Range: 0-200
  • Accuracy: ±5.0% of full scale w/H8
    ±4.5% of full scale w/U12
$115



0 - 600 Amp Split-core AC Current Sensor - CTV-E
  • Supported Measurements:
    AC Current
  • Range: 0–600
  • Accuracy: ±5.0% of full scale w/H8
    ±4.5% of full scale w/U12
$115



HOBO Energy Logger - H22-001
multi-channel data logger
  • Supported Measurements (sensors sold separately):
    Temperature, Relative Humidity, 4-20mA, AC Current, AC Voltage, Air Velocity See more, Amp Hour (Ah), Carbon Dioxide, Compressed Air Flow, DC Current, DC Voltage, Differential Pressure, Gauge Pressure, Kilowatt Hours (kWh), Kilowatts (kW), Power Factor (PF), Pulse Input, Volatile Organic Compound, Volt-Amp Reactive (VAR), Volt-Amp Reactive Hour (VARh), Volt-Amps (VA), Water Flow, Watt Hours (Wh), Watts (W), Wind See less
  • Range:
    -20° to 50°C (-4° to 122°F) with alkaline batteries
    -40° to 60°C (-40° to 140°F) with lithium batteries
  • Accuracy: 0 to 2 sec for the first data point and ±5 sec per week at 25°C (77°F)
$331



1 - 5 AMP Mini Split-core AC Current Transformer - T-MAG-0400-05
0.4”(10.15mm) Opening
  • Supported Measurements:
    AC Current
  • Range: 1-5 Amps AC
  • Accuracy: ±1% (from 10% to 130% of rated current)
$30



1 - 10 AMP Split-core AC Current Transformer - T-MAG-0400-10
0.4”(10.15mm) Opening
  • Supported Measurements:
    AC Current
  • Range: 1-10 Amps AC
  • Accuracy: ±1% (from 10% to 130% of rated current)
$30



1 - 20 AMP Split-core AC Current Transformer - T-MAG-0400-20
0.4”(10.15mm) Opening
  • Supported Measurements:
    AC Current
  • Range: 1-20 Amps AC
  • Accuracy: ±1% (from 10% to 130% of rated current)
$30



1 - 50 AMP Split-core AC Current Transformer - T-MAG-0400-50
0.4”(10.15mm) Opening
  • Supported Measurements:
    AC Current
  • Range: 1-50 Amps AC
  • Accuracy: ±1% (from 10% to 130% of rated current)
$30



1 - 75 AMP Split-core AC Current Transformer - T-MAG-0400-75
0.4”(10.15mm) Opening
  • Supported Measurements:
    AC Current
  • Range: 1-75 Amps AC
  • Accuracy: ±1% (from 10% to 130% of rated current)
$30



0 - 5 AMP Split-core AC Current Transformer - T-MAG-SCT-005
0.75” Opening
  • Supported Measurements:
    AC Current
  • Range: 0-5 Amps AC
  • Accuracy: ±1% (from 10% to 130% of rated current)
$55



0 - 20 AMP Split-core AC Current Transformer - T-MAG-SCT-020
0.75” Opening
  • Supported Measurements:
    AC Current
  • Range: 0-20 Amps AC
  • Accuracy: ±1% (from 10% to 130% of rated current)
$55



0 - 50 AMP Split-core AC Current Transformer - T-MAG-SCT-050
0.75” Opening
  • Supported Measurements:
    AC Current
  • Range: 50 Amps AC
  • Accuracy: ±1% (from 10% to 130% of rated current)
$55



0 - 100 AMP Split-core AC Current Transformer - T-MAG-SCT-100
1.25” Opening
  • Supported Measurements:
    AC Current
  • Range: 100 Amps AC
  • Accuracy: ±1% (from 10% to 130% of rated current)
$55