Appendix 89
Appendix:
Simplified Measurement Circuits
0 to 10V
0 to 24mA
1UF
100K
VREF
0-10V
100K
100R
25K
ADC
80R
80R
100K
0-24mA
80R
1UF
21R
100K
VREF
80R
100R
ADC
2 wire PT 100
3 wire PT 100
80R
10k
100uA
2 Wire PT100
80R
100K
PT100
ADC
100K
4.7k
3 Wire PT100
ADC
100uA
80R
100K
100uA
PT100
100K
80R
www.esis.com.au
Ph 02 9481 7420
Fax 02 9481 7267