^^4*** Temperature Controlling Instruments
Sargent
MODEL
S
m
·
THERMONITOR
0.01°C Sensitivity D i a l Setting Proportionate Control
No Circuit Breaking Rapid Response General Purpose
S - 8 2 0 5 0 THERMONITOR—Model S, Thermistor Actuated, Temperature Detecting and Controlling, ± 0.01 °C, Sargent. A compact, c o m p l e t e l y electronic unit for detecting a n d c o n t r o l l i n g the temperature o f laboratory baths over t h e w o r k i n g range o f — 1 0 ° C to 1 0 0 ° C or b y substitution o f a s e c o n d Thermometric e l e m e n t , 100°C t o 2 0 0 ° C w i t h an operating sensitivity of .greater than ± 0 . 0 1 °C. T h r e e o u t lets are provided for immersion heaters. T h e first outlet is c o n t r o l l e d by thermistor. T h e second outlet is n o n - r e g u lated, a c c o m m o d a t i n g p o w e r quantities up to 3 0 0 w a t t s , adjusted h y variable transformer. T h e third outlet h a v i n g a p o w e r consumption of 5 0 0 "watts, i s for s e c o n d b a s e heater or a circulating device. Temperatures are set a n d r e p r o duced by adjusting dials on panel. Proportionate c o n t r o l eliminates temperature o v e r s h o o t and undershoot. C o m p l e t e w i t h thermistor assembly, connecting c a b l e and 3-wire line cord a n d plug. Without i m m e r s i o n heaters o r circulating device. F o r operation f r o m 115 volt, 6 0 cycle circuits $275.00
MODEL
Τ
THERMONITOR
± 0 . 1 ° C Sensitivity Dial Setting
Rapid Response Versatility of Application
S-82065 THERMONITOR—Model T , Thermistor Actuated, Temperature Detecting and Controlling, ± 0.1 °C, Sargent. A simplified model of the T h e r m o n i t o r , M o d e l S, w i t h o u t immersion heaters a n d circulating facilities but w i t h t w o p o w e r outlets a n d controls necessary to provide a sensitivity of greater than ± 0 . 1 ° C i n the range f r o m — 1 0 ° C t o 100°C o r by substitution o f a second T h e r m ometric element, 100°C to 2 0 0 ° C . O n e outlet i s f o r regulating heater w h i c h is automatically controlled by the thermistor through a relay circuit. T h e s e c o n d outlet is for u s e with an auxiliary heater o r appropriate circulating d e v i c e . Complete w i t h thermistor assembly, thermistor c o n n e c t i n g cable and 3-wire line cord a n d plug. W i t h o u t immersion heaters o r circu lating device. For operation from 1 1 5 volt, 60 cycle A.C. circuits 7. $125.00
SARGENT
SCIENTIFIC LABORATORY INSTRUMENTS · APPARATUS · SUPPLIES · CHEMICALS
Ε. Η . SARGENT &
Catalog No. 100 Now Available
COMPANY, 4 6 4 7 W . FOSTER AVE., CHICAGO 3 0 ,
ILLINOIS
M I C H I G A N D I V I S I O N , 8 5 6 0 WEST C H I C A G O A V E N U E , DETROIT 4, M I C H I G A N S O U T H W E S T E R N D I V I S I O N . 5 9 1 5 PEELER STREET, D A L L A S 1 9 , T E X A S SOUTHEASTERN D I V I S I O N , 3 1 2 5 SEVENTH A V E . , N . , B I R M I N G H A M 4 # A L A . JULY
9,
1956 C&EN
3347
