Endress+Hauser Nivector FTI26 - Page 15

Nivector FTI26 Electrical connection
Endress+Hauser 15
Connection for function monitoring using XOR operation
Yellow LED
(ye)
Red LED
(rd)
Fault
21
41
Symbols
K1/K2
Description
LED lit
LED not lit
Fault or warning
External load
6.2.2 M12 plug
Electrical connection Operating mode
M12 plug MAX MIN
0.5A
L– L+
2
1
3
4
K
0.5A
L–
L+
2
1
3
4
K
1
21
2
1
41
4
Symbols
K
Description
Yellow LED (ye) lit
Yellow LED (ye) not lit
External load
6.2.3 Valve plug
Depending on the assignment of the connector or the wiring of the cable, the device works
in either the MAX or MIN operating mode.
Electrical connection Operating mode
Valve plug MAX MIN
A0022900
1
3
0.5A
L–
L+
2
K
+
–
L–
L+
3
0.5A
1
2
K
+
–
3
23
2
2
32
3
Symbols
K
Description
Yellow LED (ye) not lit
Yellow LED (ye) lit
External load