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2线变送器,适用于压力传感器和称重传感器
转换mV、V或mA输入至4 ~ 20mA输出

PXTX-703

2-Wire Transmitter for Use with  Pressure Transducers, Converts mV, V, or mA Input to 4 to 20 mA Output | PXTX-703

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  • Provides 1000 Volt Input to Output Isolation
  • 16 Switch-Selectable Input Ranges
  • 80% Zero and Span Adjustability Within Each Input Range
  • 100 mS Response Time
  • 2 Wire 4 to 20 mA Output
  • Rugged, EMI/RFI Shielded Housing
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产品描述

SPECIFICATIONS
Input Span: 16 Ranges Switch-Selectable
Supply Voltage Range: 13 to 80 Vdc
Zero & Span Adjustability: 80% of any selected range
Accuracy(@25°C) : 0.2% of any adjusted span (includes linearity, hysteresis, stability)
Hysteresis & Repeatability: 0.05% of span
Response Time: 100 ms, maximum
Stability:
Zero: 0.02% of span/°C, whichever is greater
Span: within 0.01% of span/°C
Max. Leadwire Resistance Effect: Less than 0.25 µV per Ohm
Input Impedance:
Ranges 1 and 4: >5 MOhms, typical
Ranges 5 through 12: 200 KOhms
Ranges 13 through 16: 20 Ohms typical
Output Span: 4 to 20 mA
Min. Output Current: 3.3 mA typical
Max. Output Current: 4 to 20 mA range: 24 mA typical
Max. Change-In-Supply Voltage Effect: 0.05% of span
Output Ripple: Less than 0.1% of span, rms
RFI Effect (5 W, 470 MHz at 1.7'): <1% of span
Isolation: 1000 Vrms, input to output, input ot case, output to case
Operating Temperature Range (Ambient): -40 to 80°C (-40 to 176°F)
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产品描述
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