OPTEX HX40 detectors 862-01-HX-40RAMC OPTEX HX40 detectors 862-22-HX-40RAMC OPTEX Xwave2 HX 40 RAM wireless outdoor detector 862-01-HX-40RAMC-LC OPTEX HX40 detectors 862-01-HX-40AMC OPTEX HX40 detectors 862-01-HX-40C OPTEX HX40 detectors