1B22:  Programmable, Isolated Voltage-to-Current Converter

The 1B22 is an isolated voltage-to-current converter that incorporates transformer isolation to achieve high performance and automated surface mount manufacturing for low cost and increased ...More

For information on accessories for the 1B22, please visit the AC1225 product page.

1B22:  Programmable, Isolated Voltage-to-Current Converter

Product Description

The 1B22 is an isolated voltage-to-current converter that incorporates transformer isolation to achieve high performance and automated surface mount manufacturing for low cost and increased reliability. Designed for industrial applications, it is especially suited for harsh environments with extremely high common mode interference. With programmable inputs and outputs, the 1B22 provides an unbeatable combination of versatility and performance in a compact plastic package.

Applications
  • Multichannel Process Control
  • D/A Converter - Current Loop Interface
  • Analog Transmitters and Controllers
  • Remote Data Acquisition System

    • Features

    • Internal Isolated Loop Supply Drives 1000 Ω Load
    • Pin Programmable Inputs: 0 V to +5 V or 0 V to +10 V
    • Pin Programmable Outputs: 4 to 20 mA or 0 to 20 mA
    • High CMV Isolation: 1500 V RMS
    • Normal-Mode Output Protection: 240 V RMS
    • High Accuracy
      Low Offset Tempco: ±300nA/°C
      Low Gain Tempco: ±50ppm/°C
      Low Nonlinearity: ±0.02%
      High CMR: 90dB min
    • Small Package: 1.0"x2.10"x0.35"
    • Meets IEEE std. 472: CMV Transient Protection (SWC)

    Diagrams

    1B22 Diagram
    Functional Block Diagram for 1B22

    Specifications

    Supply Voltage (v) ±15V
    Input Type Vin
    Input Range 0-1V to 0-10V
    Isolated Y
    Bandwidth (Hz) 400Hz
    Output Type V
    Output Range 4-20mA, 0-20mA

    Explore Other Products

    Part# Supply Voltage (v) Input Type Isolated Bandwidth (Hz) Output Range Output Type Input Range Price* (1000-4999)
    1B21 ±15 Vin Y 100 4-20mA, 0-20mA I 0-1V to 0-10V $53.44
    1B22 ±15 Vin Y 400 4-20mA, 0-20mA V 0-1V to 0-10V $73.33
    1B31 ±15 Gage Y 20000 +/- 10V V Refer to Data Sheet $188.24
    1B32 ±15 Gage N 4 +/- 10V V Refer to Data Sheet -
    1B41 ±15 RTD Y 3 +/- 10V V Refer to Data Sheet $110.09
    1B51 ±15 TC Y 3 +/- 10V V Refer to Data Sheet $100.26
    3B16 ±15 Gage N 3 4-20mA, 0-20mA I, V +/- 5mV to +/- 500mV $142.33
    3B17 ±15 LVDT, RVDT N 100 +/- 10V, 4-20mA, 0-20mA I, V 20mV rms to 5V rms $212.20
    3B18 ±15 Gage N 10000 +/- 10V, 4-20mA, 0-20mA I, V +/- 5mV to +/- 500mV $154.77
    3B20 ±15 AC Gage N 100 +/- 10V, 4-20mA, 0-20mA I, V 1.5mV rms to 150mV rms $204.72
    3B30 ±15 mV Y 3 +/- 10V, 4-20mA, 0-20mA I, V +/- 5mV to +/- 500mV $159.61
    3B31 ±15 V Y 3 +/- 10V, 4-20mA, 0-20mA I, V +/- .5V to +/- 20V $159.61
    3B32 ±15 I Y 3 +/- 10V, 4-20mA, 0-20mA I, V 0-20mA, 4-20mA $159.61
    3B34 ±15 RTD Y 3 0-10V, 4-20mA, 0-20mA I, V Refer to Data Sheet $193.04
    3B37 ±15 TC Y 3 0-10V, 4-20mA, 0-20mA I, V Refer to Data Sheet $175.49
    3B40 ±15 mV Y 10000 +/- 10V, 4-20mA, 0-20mA I, V +/- 5mV to +/- 500mV $180.02
    3B41 ±15 V Y 10000 +/- 10V, 4-20mA, 0-20mA I, V +/- .5V to +/- 20V $182.86
    3B42 -15 AC mV Y 3 0-10V, 4-20mA, 0-20mA I, V 20mV rms to 1V rms $190.44
    3B43 ±15 AC V Y 3 0-10V, 4-20mA, 0-20mA I, V 1V rms to 50V rms $194.24
    3B44 ±15 AC V Y 3 +/- 10V, 4-20mA, 0-20mA I, V 50V rms to 550V rms $194.24
    3B45 ±15 Frequency Y n/a 0-10V, 4-20mA, 0-20mA I, V 25 Hz to 1100 Hz $188.62
    3B46 ±15 Frequency Y n/a +/- 10V, 4-20mA, 0-20mA I, V