Fluke 1777 - Measurement Line Power

1773/1775/1777
Users Manual
14
Measurement Line Power Source
W Caution
To prevent damage to the product, make sure the measured voltage does not
exceed the input rating of the power supply.
XW Warning
To prevent injury, do not touch the metal parts of one test lead when the other is
still connected to hazardous voltage.
Setup:
1. Connect the short test leads with the power supply inputs. Make sure to use the non-
stackable plugs.
2. Connect the test leads with the voltage measurement inputs:
 Connect A/L1 with one input of the power supply.
 Connect N with the second input of the power supply. See Figure 9.
OR
 Connect A/L1 with one input of the power supply.
 Connect B/L2 with the second input of the power supply. See Figure 10.
Figure 9. Measurement with Neutral Voltage and Instrument Power Supply
3. Use the short fan out of the Voltage Test Lead, 3-phase + N. Plug the connector A/L1 into
the socket A/L1 of the voltage measurement inputs of the Logger.
4. Repeat this with B/L2, C/L3 and N.