The file configuration for DAS files TN188DAS.XXX follows:

Value  1 = Nav computer GMT date - (dd/mm/yyyy)
Value  2 = Nav computer GMT time - (hh:mm:ss)
Value  3 = Nav computer latitude - (+/-dd.dddddd)
Value  4 = Nav computer longitude - (+/-ddd.dddddd)
Value  5 = Gyro compass heading - (degrees true)
Value  6 = Nav computer COG - (degrees true)
Value  7 = Doppler speed log - (knots)
Value  8 = Nav computer SOG - (knots)
Value  9 = Thermosalinagraph sea temperature - (degrees C)
Value 10 = Thermosalinagraph sea temperature external - (degrees C)
Value 11 = Thermosalinagraph sea conductivity - (Seimens/meter)
Value 12 = Thermosalinagraph sea salinity - (PSU)
Value 13 = Thermosalinagraph chlorophyll - (volts)
Value 14 = Thermosalinagraph light transmission - (volts)
Value 15 = Water Depth - (meters)
Value 16 = IMET air temperature - (degrees C)
Value 17 = IMET relative humidity - (percent)
Value 18 = IMET barometric pressure - (millibars)
Value 19 = PAR - (microEinsteins per square meter per second)
Value 20 = IMET short wave radiation - (watts/square meter)
Value 21 = Wind speed true - (knots)
Value 22 = Wind direction true - (degrees)
Value 23 = Wind speed relative - (knots)
Value 24 = Wind direction relative - (degrees)
Value 25 = Average true wind speed - (knots)
Value 26 = Average true wind direction - (degrees)
Value 27 = Sound Velocity - (meters/second)
Value 28 = Winch ID. number (see note below)
Value 29 = Wire out (meters)
Value 30 = Wire rate (meters/minute)
Value 31 = Wire tension (lbs.)

   Winch ID. =
     0 = Hydro Winch 1
     1 = Trawl Winch
     2 = Hydro Winch 2