S C H A L T G E R Ä T ( D I G I T A L E I N G A N G ) - Endress+Hauser Fieldgate FXA320 Betriebsanleitung

4 H a r d w a r e - I n s t a l l a t i o n
2 1
4 . 2 . 5 S c h a l t g e r ä t ( D i g i t a l e i n g a n g )
D i e D i g i t a l e i n g ä n g e d e s F i e l d g a t e s t e h e n a l s O p t i o n z u r V e r f ü g u n g . B i s z u v i e r G r e n z s c h a l t e r
k ö n n e n a n g e s c h l o s s e n w e r d e n . D i e V e r d r a h t u n g i s t w i e i n A b b . 4 - 8 d a r g e s t e l l t . D i e G r e n z w e r t e f ü r
d i e E i n g a n g s s i g n a l e s i n d w i e f o l g t :
• L O - S i g n a l ( " 0 " ) = – 3 V D C t o + 5 V D C
• H I - S i g n a l ( " 1 " ) = + 1 5 V D C t o + 3 0 V D C
Digitaleingänge B1...B4
Fieldgate FXA 320
A b b . 4 - 8 : V e r d r a h t u n g d e r o p t i o n a l e n D i g i t a l e i n g ä n g e n
Lo-Signal: - 3V...+5V
Hi_Signal: +15V...+30V
27
26 28
B3 B4 GND2
B1 B2 GND1
23
22 24
F i e l d g a t e F X A 3 2 0
24 VDC
–
+
z.B.
- Minicap (DC-PNP)
- Nivector (DC-PNP)
- Soliphant (DC-PNP)
- Liquiphant (DC-PNP)
...
E n d r e s s + H a u s e r