Chapter 5
74
Figure 23: Connecting Current Inputs to the DT740 (Shown for Channel 0)
DT740 Panel
TB1
Analog Input 0
Analog Input 0
Return
TB2
+
-
TB50
Analog Shield
Use current shunt resistor R17 to convert current
to voltage; 250
Ω
for 4 to 20 mA = 1 to 5 V. The
common side of the external loop supply must
either connect to analog ground or, if needed, to a
bias return resistor (R1 in this case).
4 to 20 mA
+V
CC
R1
R17
TB51
Analog Ground
Summary of Contents for DT3010 Series
Page 1: ...R DT3010 Series UM 16868 C Getting Started Manual ...
Page 22: ...Chapter 2 12 ...
Page 36: ...Chapter 3 26 ...
Page 114: ...Chapter 5 104 ...
Page 136: ...Appendix A 126 ...
Page 142: ...Index 132 ...