WX4 mV Input/Fixed Software Computing Unit

Brand: Yokogawa Electric Corporation

The JUXTA WX4 Series, Computing unit (mV Input/ Fixed Software Type) receives a voltage input signal, applies various computing functions to it, and outputs isolated DC current or DC voltage signals to controllers or recorders.

Specifications

Accuracy

  • ± 0.2 % of Span

Consumption

  • 56 mA at 24 Vdc - Current Consumption
  • 7 VA at 100 Vac - Power Consumption
  • 78 mA at 24 Vdc - Current Consumption
  • 8.5 VA at 100 Vac - Power Consumption

Current

  • 1-24 mA DC - Span

Dead Time

  • 0 to 1,000 seconds

Electrical Connectors

  • M4 Screw Terminal

Enclosure, Body Material

  • ABS Resin

Humidity

  • 5 to 90 % RH, Non-Condensing

Input

  • 0.2 mA DC - Contact Detection
  • 9 V - Contact Detection

Input Signal

  • -10 to 50 mV, Span 10 mV or more
  • -100 to 1,250 mV, Span 250 mV or more
  • -2 to 10 mV, Span 3 mV or more
  • -50 to 250 mV, Span 50 mV or more

Insulation Resistance

  • 100 MΩ at 500 Vdc between Input & Output, Output & Power Supply, & Input & Power Supply

Mounting

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

Operating Temperature

  • 0° to 50° C (32° to 122° F)

Output

  • 0-100 mVdc
  • 0-24 mA DC
  • 10 mV to 20 V - Span (DC)
  • -10 to 10 Vdc

Power Supply

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

Power Supply Effect

  • ± 0.1 % of Span or Less - Effect of Voltage Fluctuations

Resistance

  • 1 MΩ (3 kΩ or more During Power Off) - Input Resistance
  • 100 kΩ or more - Open Contact Signal
  • 200 ohms or Less - Close Contact Signal
  • 750 to 250,000 ohms - Output Range

Response Time

  • 500 ms, 63 % Response (10 to 90 %)

Supply Voltage

  • -0.5 to 4 Vdc - Allowable Applied Voltage
  • 1,500 Vac/minute - Withstand Voltage (AC & DC Drive) between (Input & Output) & Power Supply
  • 500 Vac/minute - Withstand Voltage (DC Drive) between Output & Power Supply

Temperature Effect

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

Time Constant

  • 1 to 100 seconds

Zero Offset

  • 0 to 200 % - Current Signal
  • -100 to 200 % - Voltage Signal
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