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WA4A/WA4V Distributor
Brand: Yokogawa Electric Corporation
The WA4A/WA4V is a compact, front terminal connection type distributor that is used in combination with a two-wire transmitter, and converts the transmitter’s 4 to 20 mA DC signals into 4 to 20 mA DC current or 1-5 Vdc voltage signals.
Specifications
Accuracy
- ± 0.1 % of Span
Consumption
- 6 VA at 100 Vac - Power Consumption
- 65 mA at 24 Vdc - Current Consumption
Electrical Connectors
- M4 Screw Terminal
Enclosure, Body Material
- ABS Resin
Humidity
- 5 to 90 % RH, Non-Condensing
Input
- 40 mA DC - Max.
Input Signal
- 4-20 mA DC Signal from 2-Wire Transmitter
Mounting
- DIN Rail Mounting
- M4 Screw x 4
- Rack Mounting
- Wall Mounting
Operating Temperature
- 0° to 50° C (32° to 122° F)
Output
- 1-5 Vdc
- 4-20 mA DC
Power Supply
- 24 Vdc ± 10 %
- 26.5 ± 1.5 Vdc (Provided with a Current Limiter to Keep the Current between 25 & 35 mA) - Transmitter Power Supply
- 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
Resistance
- 250 kΩ or more - Allowable Load Resistance for DC Voltage Output
- 250 ohms - Input Resistance
- 750 ohms or Less - Allowable Load Resistance for DC Current Output
Supply Voltage
- 1,500 Vac/minute between (Input & Output) Power Supply & Ground - Withstand Voltage (AC Drive)
- 500 Vac/minute between (Input & Output) & Power Supply - Withstand Voltage (DC Drive)
Temperature Effect
- ± 0.2 % of Span or Less for a Temperature Change of 10° C (18° F) - Effect of Ambient Temperature Change
