Dubuque, IA Free Moderated Classifieds Site > OLD ADS FROM PREVIOUS YEARS
> 2002
> January
> New banner Q236EQ photo sensor Q23
New banner Q236EQ photo sensor Q23
* Miniature rectangular sensors in two housing styles
* Powerful visible red sensing beam for easy setup and alignment
* Opposed, polarized retroreflective, convergent, diffuse, and plastic fiber optic modes
* Marginal gain indicator with alarm output
