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Wiring, Scaling – Veris Industries H221 Install User Manual

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©2013 Veris Industries USA 800.354.8556 or +1.503.598.4564 / [email protected] 06131

Alta Labs, Enercept, Enspector, Hawkeye, Trustat, Aerospond, Veris, and the Veris ‘V’ logo are trademarks or registered trademarks of Veris Industries, L.L.C. in the USA and/or other countries.

Other companies’ trademarks are hereby acknowledged to belong to their respective owners.

Installation Guide

Current Sensors

H221/H221SP

TM

Wiring

Output is not polarity sensitive. 12-30 VDC external power needed.

Example 1: External Power

Zero

Out

Span

100 300

DDC

CONTROLLER

Power Supply

AI

Example 2: Powered by the controller

Zero

Out

Span

100 300

DDC

CONTROLLER

AI

V(COM)

4-20mA

0 10 20 30 40 50 60 70 80 90 100%

LOAD CURRENT

% of Set Span

SENSOR

OUTPUT

20mA

4mA

Scaling