overrange
/ˈəʊvəreɪn(d)ʒ/ /ˌəʊvəˈreɪn(d)ʒ/Engineering and Science
noun
1A signal larger than an instrument is designed to accept or measure; the condition of receiving such a signal.
2An extension of the nominal range of an instrument.
adjective
Beyond the range or design specifications of an instrument.
Origin
1940s. From over- + range.