Hach-Lange SI792 P, SI792x P, SI792x P-FF, SI792x P-PA User Manual - Manual (Page 27)

Installation
25
3.5.2.2 si792x P-FF and si792x P-PA wiring
Use Figure 5 and Table 2 to connect power and communication to the
si792x P-FF (Foundation Fieldbus) or si792x P-PA (Profibus).
3.5.3 Sensor wire connection
Important Note: Do not connect earth ground to the shield connector in
the transmitter. Connect the cable shields to the shield connector.
Refer to the following sections to connect the transmitter to a sensor:
• Hach combination pH/ORP sensors— section 3.5.3.1 on page 26
• pH/ORP solution ground sensors— section 3.5.3.2 on page 27
• pH/ORP differential sensors— section 3.5.3.3 on page 28
Figure 5 si79
2x P-FF and si792x P-PA wiring
1 Wiring terminals—see Table 2
Table 2 Terminal assignments—si79
2x P-FF and si792x P-PA
Terminal No. Assignment
14 Connection from FF or Profibus PA (–)
15 Connection from FF or Profibus PA (+)