21
_____________________________________________________________________________________________
2.7 Using a Voltage Transformer
______________________________________________________________________________________________
GND terminal
H
L
30 V rms or 60 V DC
30 V rms or 60 V DC
30 V rms
or 60 V DC
8730-10, 8731-10
8730-10, 8731-10
GND terminal
H
L
Voltage
transformer
(PT)
Voltage
transformer
(PT) ground
terminal
Ground
GND terminal
Input
Ground
Input
When the voltage transformer has no ground terminal
When the voltage transformer has a ground terminal
H
L
8730-10, 8731-10
Voltage
transformer
(PT)
2.6 Maximum Input Voltage
2.7 Using a Voltage Transformer
CH1, CH2
When making measurements on an AC power line for example, using a
voltage transformer, be sure to connect the voltage transformer ground
terminal to ground.