Siemens SITRANS TK-L 7NG3120-0 Betriebsanleitung Seite 32

7NG3120-0, 7NG3122-0
1
+ --
3
4
Figure 5 Terminal assignments
3
4
Pt100
Two- -wire switch
3
4
Pt100
Four- -wire switch
1)
Line resistance for compensation is programmable.
Figure 6 Sensor pin assignments
30
2
1, 2
3, 4, 5, 6
6
5
Resistance thermometers Pt100
6
5
1)
6
5
U , I
H A
Sensor (Pt100)
3
4
Three- -wire switch
Operating instructions
6
5
Pt100
SITRANS TK-L
A5E00095604-01