Save VITAL MAN HOURS and MATERIAL in Your Plant by . . .
Typical Program Time and Temperature Cycle
AUTOMATIC ENFORCEMENT of YOUR HEATING or COOLING CYCLES Program Capacitrol
Wheelco UNIVERSAL Controllers, with Program Control integrally incorporated, will permit you to produce MORE, BETTER — WITHOUT WASTE. These Controllers provide dependable enforcement of any heating or cooling cycle, with completely automatic temperature regulation, plus the Proved-in-Service Superiority of "Electronic Principle" Control, which eliminates the faults inherent in all mechanical controllers. Program Control is effected by means of a synchronous motor driven disc, which is so contoured as to move an arm, mechanically coupled to the temperature setting leaver of a Wheelco "Electronic Principle" Controller, to produce the desired program. Discs can be contoured in your own shop. UNIVERSAL Program Controllers are available as Capacitrols, Potentio-trols or Resistance Therm-otrols, and adaptable to all types of processes for measuring, indicating and controlling temperatures from —50 to +3600°F., or equivalent °C. Write for your FREE copy
of Bulletin
No.
Z6000.
Wheeles Instruments Co. 851 W. HARRISON STREET
Originator VOLUME
2 0, N O .
of "Electtonic 20 . . O C T O B E R
Principle" 2 5,
1942
C H I C A G O , ILL.
Tempetature
&Controls 1319
