Where is the Oil pressure Switch located?

[blake]

I am trying to find out where the oil pressure switch is located on a 92 ranger 2.3l manual tranny. I have searched all over the forums and the internet (and my truck) and cant seem to find anything. I know one of you master gear heads can help me out !! thanks in advance for any help

 

[snake]

Should be very close to the oil filter...