MA1 Distributor

Brand: Yokogawa Electric Corporation

MA1 Distributor

Brand: Yokogawa Electric Corporation
The MA1 is a plug-in type distributor that is used in combination with a two-wire type transmitter to convert the transmitter's 4-20 mA DC signals into isolated DC current or DC voltage signals.
Features
  • Supports BARD-800
  • Provided with Power Indicator Lamp

Specifications

Accuracy

  • ± 0.1 % of Span

Consumption

  • 2.6 W at 24 Vdc - Power Consumption
  • 4.9 VA at 100 Vac - Power Consumption
  • 6.9 VA at 200 Vac - Power Consumption

Current

  • 1-24 mA for Span (DC) - Current Signal
  • 25-35 mA - Transmitter Power Supply

Electrical Connectors

  • M3.5 Screw Terminal

Enclosure, Body Material

  • ABS Resin

Humidity

  • 5 to 90 % RH, Non-Condensing - Operating Humidity Range

Input

  • 40 mA DC - Max.

Input Signal

  • 4-20 mA DC Signal from 2-Wire Typical Transmitter

Insulation Resistance

  • 100 MΩ min. at 500 Vdc between Input, Output, Power Supply & Grounding Terminals Mutually

Mounting

  • DIN Rail Mounting
  • Side-by-Side Close Mounting
  • Wall Mounting

Operating Temperature

  • 0° to 50° C (32° to 122° F)

Output Signal

  • 0-100 mVdc
  • 0-24 mA DC
  • -10 to 10 Vdc

Power Supply

  • 25.25 ± 0.25 Vdc - Transmitter Power Supply

Power Supply Effect

  • Up to ± 0.1 % of Span for the Regulation of 85-264 Vac or 12-48 Vdc - Effects of Power Line Regulation

Resistance

  • 2 to 250 kΩ min. - DC Voltage Allowable Load Resistance
  • 250 ohms - Input Resistance
  • 750 to 15,000 ohms, Max.

Response Time

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

Span & Zero Adjustments

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

Supply Voltage

  • 10 mV-20 V for Span (DC) - Voltage Signal
  • 12-48 Vdc
  • 2,000 Vac for One Minute between Input, Output, Power Supply & Grounding Terminals Mutually - Withstanding Voltage
  • 85-264 Vac, 47 to 63 Hz

Temperature Effect

  • Up to ± 0.15 % of Span Per 10° C (18° F) - Effects of Ambient Temperature Variations

Zero Offset

  • 0 to 200 % for Current Signal - Zero Elevation
  • -125 to 200 % for Voltage Signal - Zero Elevation

Documentation

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