Table 2 Model 924 Functional Modes FRONT PANEL SETTING OUTPUTS⁽²⁾ PARAMETER 1 ⁽³⁾ PARAMETER 2 ⁽³⁾ FUNCTION DISPLAY RANGE FRONT PANEL TERM 1-10V FS TERM 2-10V FS SWITCH SWITCH SWITCH DISPLAY TERM 5-10mVFS TERM 6-10mVFS FAC C1 10 10ppm HOCL FS For all Front 5 HOCL in ppm 5ppm HOCL FS Panel settings 1 1ppm HOCL FS this parameter gives pH from 0-14 FS. TEMP 10 10ppm HOCL FS 5 Temp in deg-C 5ppm HOCL FS 1 1ppm HOCL FS pH 10 10ppm HOCL FS 5 pH Sensor out- 5ppm HIOCL FS 1 put 1ppm HOCL FS TFC/AUTO CL 10 10ppm TFC FS .(pH SENSOR) 5 TFC in ppm 5ppm TFC FS 1 1ppm TFC FS TEMP 10 10ppm TFC FS 5 Temp.  in C 5ppm TFC FS 1 1ppm TFC FS pH 10 10ppm TFC FS 5 pH Sensor out- 5ppm TFC FS 1 put 1ppm TFC FS TFC/MAN CL 10 10ppm TFC FS (pH FIXED) 5 TFC in ppm 5ppm TFC FS 1 1ppm TFC FS pH⁽¹⁾ 10 10ppm TFC FS 5 Current fixed 5ppm TFC FS 1 pH 1ppm TFC FS NOTES: 1) When  the  FUNCTION  switch  is  set  to  TFC/MAN  and  the  DISPLAY  switch  to  pH,    the instrument  will  be  in  the  "pH  SET-UP" mode.  In this mode all calculations are suspended to allow pH to be entered manually.   Parameter 1 output is the value of TFC immediately prior to switching to this setting.  Parameter  2 is  the current  value  of  the pH  setting..  The data base is initialized when leaving this setting. 2) Temperature indication is always available at output terminal 3, 0-10V representing 0-50C. 3) Common for all voltage outputs is output terminal 7. 21