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AD693

Analog Devices
Part Number AD693
Manufacturer Analog Devices
Description Loop-Powered 4.20 mA Sensor Transmitter
Published Mar 23, 2005
Detailed Description a FEATURES Instrumentation Amplifier Front End Loop-Powered Operation Precalibrated 30 mV or 60 mV Input Spans Independe...
Datasheet PDF File AD693 PDF File

AD693
AD693


Overview
a FEATURES Instrumentation Amplifier Front End Loop-Powered Operation Precalibrated 30 mV or 60 mV Input Spans Independently Adjustable Output Span and Zero Precalibrated Output Spans: 4–20 mA Unipolar 0–20 mA Unipolar 12 ؎ 8 mA Bipolar Precalibrated 100 ⍀ RTD Interface 6.
2 V Reference with Up to 3.
5 mA of Current Available Uncommitted Auxiliary Amp for Extra Flexibility Optional External Pass Transistor to Reduce Self-Heating Errors Loop-Powered 4–20 mA Sensor Transmitter AD693 FUNCTIONAL BLOCK DIAGRAM PRODUCT DESCRIPTION PRODUCT HIGHLIGHTS The AD693 is a monolithic signal conditioning circuit which accepts low-level inputs from a variety of transducers to control a standard 4–20 mA, tw...



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