Большой англо-русский и русско-английский словарь
locking signal
Англо-русский словарь технических терминов
disable input, blocking signal, disable [disabling\] signal, inhibiting signal
Русско-английский политехнический словарь
disable input, blocking signal, disable [disabling] signal, inhibiting signal
Dictionnaire technique russo-italien
segnale di blocco [di arresto]