Meter Support & Downloads

Meter hookup & connection diagrams

The following connection diagrams show, graphically, some typical applications.

Many other applications and arrangements are possible.

DC Amp meter & Watt meter connections

Three-wire RV & marine meter connections 

Electric bike, ebike battery meter connections

User manuals: models WU100 & R102

The "Watt's Up" Watt meter and power analyzer user's manual includes examples of watt meter applications as well as general electrical tutorial information for its use.

There is a separate manual for each "Watt's Up" version and each manual is complete. You only need the manual for the version you have.

Download the "Watt's Up"/ Doc Wattson user's manuals (in PDF format)

"Watt's Up" / Doc Wattson user's manual, v2 rev. 1.7 (~500 KB).

"Watt's Up" user's manual, v1 rev. 1.2a (~430 KB). (Obsolete)

Determining your meter's version number

The power up screen shows the meter's version number. Also, the instruction card that comes with the model WU100, Version 2 has a photo of the "Watt's Up" on it.

Advanced technical topics

Our special meter modifications page discusses some topics that may be of interest to a technical audience. Increasing the voltage range and using with an external 500 Amp shunt are some example topics.