HART Commands - Ifea
HART Commands - Ifea
HART Commands - Ifea
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<strong>HART</strong> Device Digital Signal<br />
<strong>HART</strong> Input Device:<br />
<strong>HART</strong> Output Device:<br />
24 Vdc<br />
4-20 mA<br />
4-20 mA<br />
The <strong>HART</strong> digital signal is superimposed on<br />
the standard 4-20 mA signal.<br />
All memory resident device data is<br />
accessed using the <strong>HART</strong> digital protocol.<br />
+0.5 mA<br />
- 0.5 mA<br />
1200<br />
Hz<br />
“1”<br />
2200<br />
Hz<br />
“0”<br />
10 HONEYWELL 10<br />
September 19, 2012<br />
FSK
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