HBM Spider8 - Single S;G Using Three-Wire Connection

9
15
1
8
15-pin socket
8
5
12
Measurement signal
Bridge excitation
voltage
Sensor circuit
Sensor circuit
Bridge excitation
voltage
1
2
3
3’
2’
13
6
R
E
= compensating resistor
bk
wh
bu
Active S/G
e.g. rosette
R
E
R
E
= R
S/G
Every R
E
error also
affects the S/G
measurement uncertainty
15-pin socket
Free
Free
7
14
D-13
Connecting Ý Connecting transducers
Spider8
Connection to carrier-frequency module SR55
3.1.3 Single S/G using three-wire connection