Sentinel LNG User’s Manual
173
Chapter 7. HART Communications
Chapter 7. HART Communications
7.1
Introduction
The
Sentinel LNG
generates a 4-20 mA analog output signal that enables two-way communication with a HART
communication device.
7.2 Wiring the HART Interface
1.
Interconnect the HART interface and the HART device as shown in Figure 219 below.
Figure 219: HART Wiring (Ext. Supply/Passive Mode)
Figure 220: HART Wiring (Int. Supply/Active Mode)
HART
Communications
Device
Connector
Terminal
Flowmeter
Supply
Power
24 Volt DC
+
–
250
Board
ohms
Aout +
Aout –
HART
Communications
Device
Connector
Terminal
Flowmeter
250
Board
ohms
Aout +
Aout –
Содержание Sentinel LCT
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Страница 6: ...Preface iv Sentinel LNG User s Manual...
Страница 12: ...Contents x Sentinel LNG User s Manual...
Страница 26: ...Chapter 1 Features and Capabilities Sentinel LNG User s Manual 14...
Страница 178: ...Chapter 5 Using PanaView 166 Sentinel LNG User s Manual...
Страница 184: ...Chapter 6 MODBUS Communications 172 Sentinel LNG User s Manual...
Страница 202: ...Chapter 7 HART Communications 190 Sentinel LNG User s Manual...
Страница 220: ...Chapter 9 Troubleshooting 208 Sentinel LNG User s Manual...
Страница 222: ...Appendix A Menu Maps 210 Sentinel LNG User s Manual...
Страница 230: ...Appendix A Menu Maps Sentinel LNG User s Manual 218...
Страница 232: ...Appendix B CE Mark Compliance and High Noise Areas 220 Sentinel LNG User s Manual...
Страница 236: ...Appendix C Data Records 224 Sentinel LNG User s Manual...
Страница 240: ...Appendix C Service Record 228 Sentinel LNG User s Manual...
Страница 244: ...Index 232 Sentinel LNG User s Manual...
Страница 246: ...Warranty 234 Sentinel LNG User s Manual no content intended for this page...
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