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Sitrans LR250
Operating instructions manual
Sitrans Lr250 的允许操作区域; 曲线 1(通用、本质安全、无火花、非易燃 - Siemens SITRANS LR250 Operating Instructions Manual
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:
Operating instructions manual
(306 pages)
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Quick start manual
(272 pages)
,
Instruction manual
(175 pages)
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A.6.1
SITRANS LR250 的允许操作区域
说明
下面的曲线适用于独立设备,通过 Siemens 手持式编程器进行组态。
A.6.2
曲线 1(通用、本质安全、无火花、非易燃)
回路电压与回路电阻
说明
使用 HART 通信时,最小电压(带 220 Ohm 回路电阻)为 16.3 V DC。
SITRANS LR250 (HART)
操作手册, 2014 年 1 月, A5E32220602_CN
附录 A:技术参考
A.6 回路电源
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