FIELD: instrumentation.
SUBSTANCE: invention relates to measuring data processing devices. Proposed input/output device q is made for detachable fastening on electronic instrument 25 in at least two different positions. Said input/output device 1 has first contact device 19, 40, 45 which provides electric connection with second contact device 23, 41, 47 found on electronic instrument 25 irrespective of chosen position of input/output device 1 at its fastening. Invention relates also to combination of electronic instrument 25 and detachable input/output device 1 secured on electronic instrument.
EFFECT: enlarged operating capabilities.
26 cl, 10 dwg
