Diablo Controls has been listening! We now offer a complete line of simple, switchless, single output vehicle detectors available with the industry standard 11-pin base. This micro-sized detector will automatically adjust its sensitivity level when used on different sized loops. The detector loop inductance should be between 20 and 2000 microhenries.
This series of Diablo Controls detectors are covered by United States Patent number US 7,132,959 “Non-Interfering Vehicle Detection.”
DSP-11-LV = Low voltage model (10 to 30 volts AC or DC)
DSP-11-117 = 117 volts AC
DSP-11-230 = 230 volts AC