EDM-700 Pin assignments
yel 1,  red 2, OIL
yel 3,  red 4, IAT

yel 5,   red 6, CARB (or CDT **Note: will not display CDT unless IAT probe also installed.)
yel 14, red 15, OAT
yel 16, red 17, TIT
yel 18, red 19, TIT-2 (2nd TIT)
gry 12, Remote alarm
red 13, + Power(+14/28 v 5 A resettable circuit breaker)
wht 24 , RS-232 data port
blk 25, Engine ground