Type 4 Loop Current - Libelium Waspmote Manual

4-20 ma current loop sensor board
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Introduction

9.3.3. Type 4 loop current

Type 4 transmitters have 4 wires powered by the source voltage in them. The transmitter powers the current loop and the
receptor acts a floating load.
Figure : 4-20 mA type 4 connection
-22-
v7.1

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Waspmote plug & sense! 4-20 ma current loop

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