美國omega HEP-TX 2線變送器
2線變送器，適用于壓力傳感器和稱重傳感器
轉換mV、V或mA輸入至4 ～ 20mA輸出
PXTX-703
OmegaCare
2線變送器，適用于壓力傳感器和稱重傳感器
轉換mV、V或mA輸入至4 ～ 20mA輸出
PXTX-703:2線變送器，適用于壓力傳感器和稱重傳感器<br>轉換mV、V或mA輸入至4 ～ 20mA輸出
PXTX-703
提供1000伏的輸入輸出隔離
16開關可選的輸入范圍
80%零和跨度在每個輸入范圍可調
100毫秒響應時間
2線4至20 mA輸出
堅固耐用，EMI / RFI屏蔽外殼
規格：
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)
產品型號 產品描述
PXTX-703 Two-wire transmitter with 16 switch-selectable input ranges
HEP-TX Explosion-resistant housing, requires TX70-RM mounting ring
TX70-RM Mounting ring for HEP-PX head
美國omega HEP-TX 2線變送器
