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Specifications and Model Selection Guide
7/99 4909 CPVC Conductivity Cell Insertion/Removal Assembly– Operations Manual 7
2. Specifications and Model Selection Guide
2.1 Specifications
Cell Constants
0.01, 0.1,1.0, 5, 10, 20, 25 and 50 cm
-1
.
Electrode Material
Nickel or Platinum, as specified.
Wetted Parts
Cell Body: Polyethersulfone (PES).
Electrodes: See above.
Mounting Materials: Chlorinated Polyvinyl Chloride (CPVC).
Internal Sealing Materials: Viton, Teflon & EPDM
Pressure and Temperature (See Fig. 1-1)
125 psig (862 kPa) max. @ 23
°
F (-5
°
C)
90 psig (621 kPa) max. @ 122
°
F (50
°
C)
50 psig (345 kPa) max. @ 176
°
F (80
°
C)
Maximum Pressure
During Insertion or Removal: 50 psig.
Mounting
1-1/2” NPT male pipe. Overall length of removal device: approximately 20 or 22 inches (allow additional
clearance for cell withdrawal). See Figs. 3-1 and 3-2.
Purge Port
1/4” NPT female opening.
Insertion Depth
Varies between 4.5” and 6.8” nominal, depending upon cell constant. Greater insertion depths are optional.
See Figs. 3-1 and 3-2.
Electrical Connections
Three leads with integral automatic temp. compensator. Two leads without integral automatic temp.
compensator. Four leads with integral automatic temp. compensator)Table III = 333).