EXAMPLE OF PROTECTED 

 CALCULATION 



WHERE: T' = 9.33° 

 t = 20.9° 

 Vo = 96 

 K =6100 



M?iliiiil- EXAMPLE OF UNPROTECTED T„- tu = -11.58" 



WMmMMM&M calculation 



'WmgMMMii WHERE: T'u = 16.40° 'SS'--^--: • p _ „„ 

 ■'■■■■ -Ss:M:MSP tu =20.7° :::::}i- ■■■■-■:■:- ^ - -•^^" 



■■■"■■■■■■■■■■■■■■ Vo =99 



K =6100 

 Tw =9.12° 



Figure 3-S. Two drawings of reversing thermometer slide rule with protected and unprotected .sample calculations. 



Pm=The mean density of the water column grees Celsius increase in the reading 



above the level of reversal. This per 0.1 kg/cm^ increase in pressure, 



may be obtained from graphs, tables, As so defined, Q has a magnitude of 



or the computed densities of the roughly 0.01. Q is given on the 



station. Graphs of these values for thermometer calibration certificate, 



several areas are shown in figure 3-3 An example of the calculation of thermo- 



and in table 17. metric depth is shown as follows: 



Q=The pressure coefficient of the unpro- Given: 



tected thermometer, expressed in de- T^= 16.17°. 



H. O. 607 33 



