The Meter Stamp Box is a battery powered logger which records CSV-records on a Secure Digital flash drive.
It also shows the information on an analog meter and a digital display. I can output alarms on a built-in speaker or a ball indicator.
Mode Switch Positions:
A - Current & Voltage. Start Recording: White Ball, Stop Recording: Black ball
T - Time & Date.
R - Digital States & Record Interval. Change Record Interval
I - Current & Current Range, Change Range
M - Year. Adjust Minute
H - Year. Adjust Hour
200 mv and 20V inputs are provided.