FOXBORO

FEATURING linear calibration, the new Foxboro Model 42 Pneumatic. Transmission System introduces a new standard of accuracy in long distance measureme...
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December 1947

INDUSTRIAL

AND E N G I N E E R I N G

89 A

CHEMISTRY

IMMSIimi mm Η Ι Ι Έ Ι Β Μ Μ IHMMSIIIll

PNEUMATIC TRANSMISSION!

RECEIVER

TRANSMITTER FEATURING linear calibration, . . . standard Model 40 air relay and the new Foxboro Model 42 Pneumatic exclusive ball linkage. Transmission System introduces a Transmitters are furnished in a new standard of accuracy in long standard 12" indicating case, illus­ distance measurement of process trated at the right. Receivers are variables. Transmitter and receiver supplied in indicating or recording elements are made to a master cali­ models, or the receiver unit may be bration standard, assuring precise used as the primary element in any readings at one or more distant Foxboro air-operated or electricpoints, with perfect interchange- operated Controller. ability of units. The new Foxboro Transmission This new transmission system also System is available for flow, pres­ features a newly designed reference sure, temperature, liquid level, hu­ (zero) arrangement which permits midity, etc. For complete details, adjustment of the indicating pointer write The Foxboro Company, 40 without affecting transmitter calibra­ N e p o n s e t A v e n u e , F o x b o r o , tion . . . large, easy-to-read scales M a s s . , U.S.A.

FOXBORO REG. U. S. PAT. O F F .

The New Foxboro Pneumatic Trans­ mitter . . . for flow, pressure, tempera­ ture, liquid level, etc.

Inside view, showing simple construction, complete accessibility of parts.

PNEUMATIC TRANSMISSION