Loop Power; Allowable Operating Area Of Sitrans Lr250 - Siemens 7ML5431 Operating Instructions Manual
Radar transmitters with ma/hart
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Also See for 7ML5431:
- Compact operating instructions (60 pages) ,
- Compact operating instructions (58 pages) ,
- Compact operating instructions (64 pages)
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Appendix A: Technical reference
A.6 Loop power
A.6
Loop power
Note
Loop voltage is the voltage at the terminals of the power supply (not the voltage at the
terminals of the device).
①
②
③
④
⑤
A.6.1
Allowable operating area of SITRANS LR250
Note
The curves below apply to a standalone device, configured via the Siemens handheld
programmer.
256
Loop voltage VL
Power supply
Loop resistance RL
Loop current IL
LR250
SITRANS LR250 with mA/HART
Operating Instructions, 10/2019, A5E32220602-AG
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