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These pH electrodes are available in special
3/4" NPT by-pass flow cells that optimize their self cleaning
benefits. Customers in Food and Dairy applications or with
oily wastewater use this unique design to solve many problems.
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By-pass mountings are
particularly useful in applications involving oily coatings, low
suspended solids, or moderately viscous materials. The flow
cell is easily isolated using inexpensive block valves, to service
the electrode without the need for any tools.
An
inexpensive flow cell accelerates the velocity past the electrode
in a predictable manner. The 3/4" flow cell's restricted 1/4"
diameter orifice provides a 2 ft/sec velocity per GPM past the electrode's
flat sensing surface. Flow rates of 1 to 5 GPM provide excellent
cleaning velocities in low viscosity applications. Exact control
of flow rates is not required.
Lower flow rates
are used when viscosities are higher. Even 1 GPM still
provides excellent flow in shear to assure that fresh material is
always at the measuring surface.
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| Product Features |
| Cartridge Design |
Easy to service -
no tools |
| Flow Cell |
For oily or viscous
liquids |
| Flat Surface |
Self Cleaning |
| Minimal Flow Rates |
Perfect for Food or
Dairy |
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In the food or dairy industry, only a tiny rate of fluid product needs to be pumped through the flow cell. This material can then be directed to waste disposal, with no chance of glass contaminating the consumers product. Rates of 0.5 or even 0.2 gpm will provide accurate measurement of pH. The pH glass sensing technology is acknowledged to be the easiest to use, more repeatable, more accurate, more dependable and lower cost than solid state sensing technologies.
For most installation,
select the S645CD electrode, the flow cell and the cable assembly.
If Automatic Temperature Compensation is required for your
system, select the S645CD electrode and the FC60TC-#-L-EC-EC.
By-Pass Installation Components
| S645CD |
pH Electrode |
Cartridge Style, Flat Surface, self cleaning |
| FC60P |
Flow Cell |
3/4" Female NPT, CPVC |
| S648-L-EC |
Cable Assembly |
Specify L in feet, and EC the end connections required |
| FC60TC-# -L-EC-EC |
Flow Cell + Cable |
for Auto Temp Comp, specify L, EC and # (ATC element) |
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