MH7 Unified Signal Type Isolator

Brand: Yokogawa

The MH7 is a plug-in type isolator that receives 1-5 Vdc voltage or 4 to 20 mA DC current signals to convert them into isolated 1-5 Vdc voltage or 4 to 20 mA DC current signals.
Features
  • Provided with Power Indicator Lamp

Specifications

Accuracy

  • ± 0.1% of Span

Consumption

  • 1.1 W at 110 Vdc - Power Consumption
  • 1.2 W at 24 Vdc - Power Consumption
  • 2.5 VA at 100 Vac - Power Consumption
  • 3.8 VA at 200 Vac - Power Consumption

Electrical Connectors

  • M3.5 Screw Terminal

Electrical Contacts

  • Normally Closed

Enclosure, Body Material

  • ABS Resin

Humidity

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

Input Signal

  • 1-5 Vdc
  • 4-20 mA DC

Insulation Resistance

  • 100 MegaOhms at 500 Vdc between Input, Output, Power Supply & Grounding Terminals Mutually

Mounting

  • DIN Rail Mounting
  • Wall Mounted

Operating Temperature

  • 0° to 50° C (32° to 122° F)

Output Signal

  • 1-5 Vdc
  • 4-20 mA DC

Power Supply Effect

  • Up to ± 0.1% of Span - Effects of Power Line Regulation

Resistance

  • 1 MegaOhms - Input Resistance (1-5 Vdc)
  • 2 KiloOhms Minimum - Allowable Load Resistance for 1-5 Vdc
  • 250 ohms - Input Resistance (4-20 mA DC)
  • 750 ohms - Maximum

Response Time

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

Span & Zero Adjustments

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

Supply Voltage

  • 170-264 Vac (47 to 63 Hz)
  • 2,000 Vac for One Minute between Input, Output, Power Supply & Grounding Terminals Mutually - withstanding Voltage
  • 24 Vdc ± 10%
  • 85-132 Vac
  • 85-150 Vdc

Temperature Effect

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

Documentation

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