Carburetor Temperature Probe, 1/4-24 Thread

Thermocouple Type K CRB Probe

The Carburetor Temperature Probe (CRB) probe, is installed in the Carburetor throat. A pre-drilled 1/8 NPT port is available from the Plane manufacturer. The CRB probe has a captive 3/8-24 boss that is screwed into the carburetor throat.

• EDM-700/800 Pin assignments( 4 or 6 cylinder ):
• yel 1, red 2, OIL
• yel 3, red 4, IAT (or ‘CARB’ if EDM is for a 7/8/9 cylinder engine.)
• yel 5, red 6, CARB (or ‘CDT’ if ‘IAT’ installed)
• yel 14, red 15, OAT
• yel 16, red 17, TIT
• yel 18, red 19, TIT-2 (2nd TIT)
• gry 12, Remote alarm (Sinks to ground)
• red 13, + Power(Red)
• wht 24 , RS-232 data port
• blk 25, Engine ground.(Black) ** ( Pin # 11 not used -not used.)