Temperature Measurements 184
DC Voltage Measurements 193
AC Voltage Measurements 197
Current Measurements 202
Resistance Measurements 204
Strain Gage Measurements 206
Frequency and Period Measurements 209
Capacitance Measurements 210
Low-Level Signal Multiplexing and Switching 211
One-Wire (Single-Ended) Multiplexers 212
Two-Wire Multiplexers 212
Four-Wire Multiplexers 213
Signal Routing and Multiplexing 214
Sources of Error in Multiplexing and Switching 214
Actuators and General-Purpose Switching 216
Matrix Switching 218
RF Signal Multiplexing 220
Multifunction Module 222
Digital Input 222
Digital Output 224
Using an External Pull-Up 225
Driving External Switches 225
Totalizer 226
Totalizer Errors 227
Analog Output (DAC) 227
Relay Life and Preventive Maintenance 229
Keysight DAQ970A User's Guide 5