Honeywell 4909 CPVC manual Specifications and Model Selection Guide

Specifications and Model Selection Guide

2.Specifications and Model Selection Guide

2.1Specifications

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)

125psig (862 kPa) max. @ 23°F (-5°C)

90psig (621 kPa) max. @ 122°F (50°C)

50psig (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).

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