+
-
+
-
+
-
+
-
U
-1
I
F
A
Amplifier
Analog
Anti-Alias Filter
+ Sense
+ U
excite
- Sense
- U
excite
350 Ω
QB
HB+
HB-
CAL
User Ω
Ext Shunt cm
Ext Shunt
Rem CAL cm
CAL
Rem CAL+
Rem CAL-
- U
in
+ U
in
Driven Guard
Connector pin number
Remove jumper when using user completion resistors
AC/DC/GND
Isolated Common
Sense On/Off
Off / Voltage / Current
3 Wire
¼ Bridge
½ Bridge
½ Bridge
Shunt
Calibration
Select Shunt
Basic
Guard
Completion
Card
Excitation
3
1
4
2
13
14
11
12
15
5
6
7
8
16
10
9
xx
J1
A
B
C
D
+V_EXC
−V_EXC
+AMP INPUT
−AMP INPUT
R4
R3
R2
R1
Figure 12.31:
Bridge amplifier block diagram with pinning
GEN3i
250
I3763-3.1 en HBM: public