Campbell CR300 series - Page 39

CR300-Series Datalogger
29
TABLE 6-1. Resistive-Bridge Circuits with Voltage Excitation
Resistive-Bridge Type and
Circuit Diagram
CRBasic Instruction and
Fundamental Relationship
Three-Wire Half-Bridge
1,3
CRBasic Instruction: BrHalf3W()
Fundamental Relationship
2
:
 =
2







=




Four-Wire Half-Bridge
1,3
CRBasic Instruction: BrHalf4W()
Fundamental Relationship
2
:
 =




=




Full-Bridge
1,3
CRBasic Instruction: BrFull()
Fundamental Relationship
2
:
 = 1000 




= 1000 




+ 






+ 

