WB2A/WB2V CT Converter

Brand: Yokogawa Electric Corporation

The WB2A/WB2V is a compact, front terminal connection type CT converter that converts AC current signals into isolated DC current or DC voltage signals.
Features
  • AC/DC conversion is made by mean value
  • Dual output specifications are available

Specifications

Accuracy

  • ± 0.2 % of Span
  • Relative Error between Output 1 & 2 is within ± 0.2 % - Dual Output

Consumption

  • 6 VA at 100 Vac (WB2V-2) - Power Consumption
  • 60 mA at 24 Vdc (WB2V-1) - Current Consumption
  • 7 VA at 100 Vac (WB2A-2) - Power Consumption
  • 90 mA at 24 Vdc (WB2A-1) - Current Consumption

Electrical Connectors

  • M4 Screw Terminals

Enclosure, Body Material

  • ABS Resin

Frequency

  • 40 to 1,000 Hz - Input Frequency

Humidity

  • 5 to 90 % Relative Humidity, Non-Condensing

Input

  • 0.5 VA or Less - Input Loss
  • 200 % (Continuous) - Max.
  • 500 % (One Minute) - Max.

Input Signal

  • 0-1 A AC (Sine Wave)
  • 0-5 A AC (Sine Wave)

Insulation Resistance

  • 100 megaohms or more at 500 Vdc

Mounting

  • DIN Rail Mounting
  • M4 Screw x 4 - Mounting Screws
  • Rack-Mounting
  • Wall Mounting

Operating Temperature

  • 0° to 50° C (32° to 122° F)

Output

  • 0 to 24 mA DC
  • 10 mV to 20 V - Span (DC)
  • -10 to 10 Vdc
  • 1-24 mA DC - Span

Power Supply

  • 24 Vdc ± 10 %
  • 85-264 Vac, 47 to 63 Hz

Power Supply Effect

  • ± 0.1 % of Span or Less for Fluctuation within the Operating Range of Power Supply Voltage Specification - Effect of Power Supply Voltage Fluctuations

Resistance

  • 2 to 250 kiloohms or more - DC Voltage Allowable Load Resistance
  • 750 to 15,000 ohms or Less - DC Current Allowable Load Resistance

Response Time

  • 150 milliseconds, 63 % Response (10 to 90 %)

Span & Zero Adjustments

  • -5 to 5 % - Zero Adjustment
  • 95 to 105 % - Span Adjustment

Supply Voltage

  • 1,500 Vac/minute - AC Drive Withstand Voltage
  • 2,600 Vac/minute - AC & DC Drive Withstand Voltage
  • 500 Vac/minute - DC Drive Withstand Voltage

Temperature Effect

  • ± 0.2 % of Span or Less for a Temperature Change of 10° C (18° F) - Effect of Ambient Temperature Change

Zero Offset

  • 0 to 200 % - Zero Elevation (Current Signal)
  • -100 to 200 % - Zero Elevation (Voltage Signal)

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