Calibrators are used to validate and adjust the accuracy of test instruments, which can deteriorate over time due to many factors, including environmental and process conditions. Calibrators ensure that the test equipment continues to perform accurate measurements within acceptable tolerance.

Showing 1–10 of 12 results

Yokogawa 2553A – Precision DC Calibrator

  • Intuitive operation: Dials and switches are provided for each digit and function, and traditional 7-segment LEDs provide clear visibility
  • High resolution: 5.5 digits ±120000 count output resolution
  • DC Voltage: ±10 mV to ±30 V
  • DC Current: ±1 mA to ±100 mA
  • Voltage accuracy: +/- 75 ppm
  • Current accuracy: +/- 120 ppm
  • Temperature calibration: 10 types of thermocouples including K, T, E, and J types
  • User-defined thermocouple and RTD (PT1000) calibration: Generates various types of thermocouple and RTD by extrapolating the relation between voltage and temperature

Yokogawa LS3300 – AC Power Calibrator

  • High Accuracy:
    • AC Voltage: ±350 ppm
    • AC Current: ±450 ppm
    • AC Power: ±450 ppm
  • Phase Accuracy: ±0.03˚ at 50/60 Hz
  • High Stability:
    • AC voltage: ±50 ppm/h
    • AC current: ±50 ppm/h
    • AC power: ±100 ppm/h
  • Wide Generation Range:
    • AC voltage: 10 mV to 1250 V
    • AC current: 0.3 mA to 62.5 A
    • Frequency: 40 to 1200 Hz

Yokogawa 2558A – Precision AC Standard

  • Intuitive operation: Dials and switches are provided for each digit and function, and traditional 7-segment LEDs provide clear visibility
  • 6 voltage ranges (100 m/1/10/100/300/1000 V)
  • 4 current ranges (100 m/1/10/50 A)
  • Sweep (Voltage/Current/Frequency)
  • Output Divider: Linearity tests can be simply performed by dividing the output into steps. For example, a setting of 4 will generate steps of 25, 50, 75 and 100% of the set output value.
  • % Deviation readout
  • Common current output terminals: The same output terminals are used for all current ranges. Test times are therefore reduced by avoiding the need to change the wiring for meters which have different ranges.
  • Wide frequency range-: 40 to 1000 Hz (Frequency accuracy : ±50 ppm)

Yokogawa 2560A – Precision DC Calibrator

  • Intuitive operation: Dials and switches are provided for each digit and function, and traditional 7-segment LEDs provide clear visibility
  • High resolution: 5.5 digits ±120000 count output resolution
  • Accuracy:
    • DC voltage: ±50 ppm
    • DC current: ±70 ppm
  • Resolution:
    • 5.5 digits, ±120000 count display
    • 6.5 digits, ±1200000 count display – high res.
  • Direct readout of the deviation
  • Digital display of output
  • Output Divider
  • Sweep: With a flick of a switch, the output can be swept within the source range with sweep times of 8, 16, 32 or 64 seconds.
  • High stability
    • DC voltage: ±10 ppm/h
    • DC current: ±20 ppm/h

Yokogawa CA310 – Process Calibrator

  • Basic Accuracy: 0.015% (Source&Meas. accuracy of Voltage mA)
  • 20 mA SIMULATE (SINK) function
  • Simultaneously supplies 24 V loop power and measure output signal with high accuracy
  • HART/BRAIN comm. resistance (250Ω) embedded
  • Sub display displays span% of the source value
  • Corresponds to various types of source pattern (Step sweep/ Linear sweep/ Manual step/ Span check)
  • Sources by 25% step automatically from 0% to 100% of span
  • Sources by 25% step manually from 0% to 100% of span.
  • Simple operation, easy to use
  • Rotary switch range selector
  • Linear Sweep Function
  • Lightweight, compact body
  • Span Check Function

Yokogawa CA320 – Process Calibrator

  • Basic accuracy: 0.5°C (Typical of TC type K)
    *Including accuracy of internal RJC
  • Sub display displays value of voltage source and span%
  • Corresponds to 16 types of TC standard
    (JIS/IEC/DIN/ASTM/GOST R)
  • Corresponds to various types of source pattern
    (Step sweep/ Linear sweep/ Manual step/ Span check)
  • Corresponds to other TC types by mV source function
  • Measures TC sensor output as a thermometer

Yokogawa CA330 – Process Calibrator

  • Basic accuracy: 0.3°C (Typical of PT100)
  • Corresponds to 14 types of RTD standard (JIS/IEC/GOST R)
  • Sub display displays value of resistance source and span%
  • Corresponds to various types of source pattern
    (Step sweep/ Linear sweep/ Manual step/ Span check)
  • Corresponds to 2,3,4 wire. Realizes RTD simulation
  • Measures output of RTD sensor as a thermometer
  • Sources by 25% step automatically from 0% to 100% of span
  • Sources by 25% step manually from 0% to 100% of span.
  • Simple operation, easy to use
  • Rotary switch range selector
  • Linear Sweep Function
  • Lightweight, compact body
  • Span Check Function

Yokogawa CA450 – Process Multimeter

  • Display: 5-digit LCD (7 segment)
  • Loop power and 4-20 mA
  • Generation function
  • DC mA 0.05%/30.000 mA

Yokogawa CA500 – Multi-Function Process Calibrator

  • Sources and measures DC voltage, DC current, RTD, TC, resistance, frequency and pulse signals
  • Corresponds to 17 types of TC standard (JIS/IEC/DIN/ASTM/GOST R)
  • Corresponds to 14 types of RTD standard (JIS/IEC/GOST R)
  • Linear sweep function: Continuously Source from 0% to 100%
  • Step sweep function: Change output in a staircase (step) pattern by specifying the number of steps. (The number of steps can be set from 2 to 20)
  • Program sweep function: Users can set the desired output value (%) and number of steps. (10 steps for CA500, 20 steps for CA550)

Yokogawa CA700 – Precision Pressure Calibrator

  • High Accuracy and Long Stability: Achieves the highest accuracy in the portable class
  • Basic accuracy: Pressure (measurement) / 0.01% rdg. Current/voltage (source/measurement) / 0.015% rdg
  • Rangeability – Achieves the highest resolution and widest range in the portable class
  • User Support – Strong support for field calibration and maintenance work
  • Calibration procedures of pressure transmitters and pressure switches are embedded
  • IP54 dustproof and waterproof robust case enables use in harsh environments
  • Three high-performance hand pump models for different pressure ranges are available