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WXTA/WXTV Computing Unit
Brand: Yokogawa Electric Corporation
This intelligent signal conditioner has programmable specifications of abundant functions such as input signals range setting, etc. through communication with Handy Terminal.
Features- Settings of computing parameter and input range, zero/span adjustment, input/output value monitoring, etc. are available through communication
- Constructions of function are available for free program type
Specifications
Accuracy
- ± 0.1 % of Span
Current
- 1-24 mA DC - Span
Dissipation
- 3.5 VA at 100 Vac - Power Dissipation
- 5.5 VA at 200 Vac - Power Dissipation
- 75 mA at 24 Vdc - Current Dissipation
Electrical Connectors
- M4 Screw Terminal
Enclosure, Body Material
- ABS Plastic
Humidity
- 5 to 95 % Relative Humidity, Non-Condensing
Input
- ± 15 Vdc - Applicable Voltage Input
- 0-50 mA DC - Span more than 1 mA
- -10-10 Vdc - Span more than 0.1 V
- 70 mA DC - Applicable Current Input
Insulation Resistance
- 100 megaohms at 500 Vdc between Input, Output, Power Supply & Ground
Mounting
- DIN Rail Mounting
- Rack-Mounted
- Wall Mounted
Output
- 0 to 100 mVdc
- 0 to 24 mA DC
- 10 mV to 20 V - Span (DC)
- -10-10 Vdc
Power Supply
- 24 Vdc ± 10 %
- 85-264 Vac, 47 to 63 Hz
Power Supply Effect
- < ± 0.1 % of Span for Fluctuations of 24 Vdc ± 10 % or 85-264 Vac - Power Supply Voltage Fluctuations
Resistance
- 1 Megaohm (When Power On) - Votage Input Resistance
- 100 kiloohms (When Power Off) - Voltage Input Resistance
- 100 ohms - Current Input Resistance
- 750 to 250,000 ohms - Output Range
Response Time
- 500 milliseconds, 63 % Response (10 to 90 %)
Span & Zero Adjustments
- ± 1 % of Span - Input Adjust Function
- ± 10 % of Span - Output Adjust Function
Supply Voltage
- 1,500 Vac/minute - Withstand Voltage (AC & DC Drive) between Input, Output, Power Supply & Ground
- 500 Vac/minute - Withstand Voltage (DC Drive) between Output & Power Supply
Temperature Effect
- < ± 0.2 % of Span for Change of 10° C (18° F) - Effect of Ambient Temperature
Temperature Range
- 0° to 50° C (32° to 122° F)
Zero Offset
- 0 to 200 % - Current Signal
- -100 to 200 % - Voltage Signal
