NJP/EM-10,EM-200 Temma Initialization/Setup
24 volt power supply-to connect two 12 volt batteries in series with a jumper connect the positive (red)) of battery One to the Negative of battery Two, finally connect the Red clip to the positive (red) of battery Two and the black clip to the negative of battery One.
One Two
Black < - +>---- < - +> Red
| 12 v 12 v |
| |