Campbell Scientific 3WHB10K 3-Wire Half-Bridge Terminal Input Module - Manual (Page 5)

1
3WHB10K 3-Wire Half Bridge Terminal
Input Module
1. Function
Terminal input modules connect directly to the datalogger's input terminals to
provide completion resistors for resistive bridge measurements, voltage
dividers, and precision current shunts.
H
L
AG
H
L
AG
H
L
G
FIGURE 1-1. Terminal Input Module
2. Specifications
10 kOhm Completion Resistor
Tolerance @ 25 °C ±0.01%
Temperature coefficient
0°-60°C
-55°-125°C
±4 ppm/°C
±8 ppm/°C
Power rating @ 70°C 0.25 W
10 k Ω
Vx
H
L
or AG
H
L
G
FIGURE 2-1. Schematic