Using the wrong power supply can cause problems with timeclocks, from odd behavior to overloading the circuit board and making them non-functional. This chart shows the proper power supply specifications for Wasp timeclocks. All plugs are 5.5mm, tip positive.
|B2000||5V||2.0A or 0.8A|
|BC100, RF200, HD300||12V||1.5A|
|Wx100 (1100, 2100, 3100)||9V||500mA|