MTL4544S 中继器电源 MTL仪器

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MTL4544S

• Manufacturer : MTL Instrument
• Product No. : MTL4544
• Product Type : Repeater Power Supply
• Number of channels : Two
• Location of transmitter 

  Zone 0, IIC, T4–6 hazardous area if suitably certified

  Div. 1, Group A hazardous location

• Safe-area output
  • Signal range: 4 to 20mA
  • Under/over-range: 0 to 24mA
  • Safe-area load resistance (MTLx 544) 

    @ 24mA : 0 to 360?

    @ 20mA : 0 to 450?

  • Safe-area load (MTLx544S) 

    Current sink: 600? max.

    Maximum voltage source: 24V dc

  • Safe-area circuit output resistance: > 1M?
• Safe-area circuit ripple : < 50µA peak-to-peak
• Hazardous-area input 

  Signal range: 0 to 24mA (including over-range)

  Transmitter voltage: 16.5V at 20mA

• Transfer accuracy at 20°C : Better than 15µA
• Temperature drift : < 0.8µA/°C
• Response time : Settles to within 10% of final value within 50µs
• Communications supported : HART (terminals 1 & 2 and 4 & 5 only)
• LED indicator : Green: power indication
• Maximum current consumption (with 20mA signals) : 96mA at 24V dc
• Power dissipation within unit (with 20mA signals) 

  MTLx544 1.4W @ 24V dc

  MTLx544S 1.9W @ 24V dc

• Safety description (each channel) 

  Terminals 2 to 1 and 3, and 5 to 4 and 6 : Uo=28V Io=93mA Po=651mW Um = 253V rms or dc

  Terminals 1 to 3 and 4 to 6 : Simple apparatus =1.5V, =0.1A and =25mW; can be connected without further certification into any IS loop with an open-circuit voltage <28V

• Dimensions ( W x H ) : 1.58 cm x 10.98 cm x 12.36 cm
• Weight : Approx. 0.11 Kg
• Shipping Weight : 1.5 Kg