789/787B
Users Manual
ii
Power-Up Options ......................................................................................................... 26
Loop Power Supply Mode (789 only) ............................................................................. 28
Battery Life ..................................................................................................................... 30
Maintenance .................................................................................................................. 30
Calibration ................................................................................................................. 31
Replacing the Batteries ............................................................................................. 31
Replacing a Fuse ...................................................................................................... 33
If the Meter does not Work ........................................................................................ 34
Replacement Parts and Accessories ............................................................................. 34
Specifications ................................................................................................................. 38