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2.3.3 RS-422 Wiring
The RS-422 wiring is shown as Figure 6.
Figure 6: RS-422 wiring diagram
2.3.4 HART Wiring
The HART bus wiring is divided into the below two types:
(1) “Point-to-Point” mode.
(2) “Multi-drop” mode.
Fig 2.3.4-1 : “P2P” mode (Two-wired HART device, Module Internal Resistor)
HRT-710 / HRT-310 User Manual
Version 1.31
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