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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)
