If this man is determining dew point
new 190° c. span Β L·
te/e-thermo meter
...what is this man doing?
Price $125.00
Model 42
Major
Features
• Temperature range: —40° to 150° C. or - 4 0 ° to 302° F. • Direct reading of temperatures in three overlapping ranges: Model 42SC - 4 0 ° to 30° C. 20° to 80° C. 70° to 150° C.
Model 42SF - 4 0 ° to 86° F. 68° to 176° F. 158° to 302° F.
• Absolute accuracy of ± 0.5° C. and ± 1.0° F. except at temperature extremes. • Interchangeable probes—any YSI 400 series. • Remote, continuous monitoring. • Portable, weighs only 3V4 lbs.
The same thing with our new direct-reading dew point indicator! Now you can read actual dew point directly from a dial. It's fast. It's simple. You eliminate bothersome mathematical conversions. "Direct reading" is an exclusive feature of the new Hevi-Duty Dew Point Indicator. Other important benefits are . . . CONSISTENT ACCURACY of ± 1 ° F . by the same operator . . . - 2 ° bydifferent operators.
MUCH GREATER RANGE than previ ously p o s s i b l e . R e a d i n g s c a n be made down to —90° F. Low range of other instruments has been — 40 or - 7 5 ° F . PORTABILITY AND LIGHT WEIGHT.
N o electrical or pipe connections. N o batteries. Only 30 lbs. Price? J u s t $200, with spare C O J bottle. Get all the facts from your laboratory supply h o u s e . . . or write for Bulletin 9913, Dept. AC-3.
Get complete specifications f r o m y o u r Y S I dealer or w r i t e :
YELLOW SPRINGS INSTRUMENT CO.. INC.
HEVI-DUTY® HEVI-DUTY HEATING EQUIPMENT COMPANY
Yellow Springs, Ohio
Circle No. 191 on Readers' Service Card - Circle No. 19 on Readers' Service Card
WATERTOWN, WISCONSIN/A DIVISION OF BASIC PRODUCTS CORPORATION
Circle No. 47 on Readers' Service Card
VOL. 35, NO. 3, MARCH 1963
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113 A