Wika Pascal ET Instrukcja Użytkownika Strona 20

  • Pobierz
  • Dodaj do moich podręczników
  • Drukuj
  • Strona
    / 88
  • Spis treści
  • BOOKMARKI
  • Oceniono. / 5. Na podstawie oceny klientów
Przeglądanie stron 19
6 Commissioning, operation
20 WIKA Operating Instruction, Pascal ET and Pascal ET/IS
GB
6.1.2.4.1 HART wiring
Depending by several factors and combination that the user can found in a plant, there are many
wiring possibility depending by:
Using module internal or external Power Supply.
Using internal or external load resistance.
Simultaneous analog connection of AO TRX to one Input module for mA reading
Please consider, if the user enable the internal load resistance, this will be connected between the
+HART and COM terminals.
Here same examples:
Figure 4 - Case 1: 24V from module, 250Ω from module
Figure 5 - Case 2: 24V from module, 250Ω external
Transmitter
HART slave
Transmitter
HART slave
250
Przeglądanie stron 19
1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 87 88

Komentarze do niniejszej Instrukcji

Brak uwag