Orbit Merret Measuring Instrument
OML 643RS - 6-digit programmable instrument - Model OML 643RS is a panel mounted display to be connected to serial lines RS232/485 with selectable data format. It is based on a single-chip microcontroller which provides for high accuracy, stability and ease of control.
OML 643UQC - 6-digit universal programmable instrument - Model OML 643UQC is an inexpensive 6-digit universal programmable panel counter/frequency meter/clock/timer/stopwatch. It is based on a single-chip microcontroller, which guaranties high accuracy, stability and ease of controlling.