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134

PR-23 instrucon manual

9.10 PR-23 process refractometers in potenally

explosive atmosphere

           

          

           

     

          

                

             

            

          

      

         

            

            

      



  

         

            

                

         



 



9.10.1 Equipment

         

          

       

Hazardous area

(up to Zone 2)

Safe Area

PROCESS INSTRUMENTSPROCESS INSTRUMENTS

POWERPOWER

WIRING SEE WRG-342

Figure 9.31 Refractometer system PR-23-...-AX/FM/CS

Vaisala K-PATENTS PR-23 Series User Manual

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