| RDAL |
REFERENCE DATA AND LITERATURE |
T.O. 33K1-1-100 |
| BKCN |
SCALE ACCURACY RATING |
HUMIDITY ACCURACY +/- 2 PERCENT RH, TEMP ACCURACY +/- 0.4 DEG F |
| RTSE |
RELATIONSHIP TO SIMILAR EQUIPMENT |
REPLACES THE AIR FORCE'S CURRENT TEMP AND HUMIDITY TRANSFER STANDARDS USED IN PMEL, P/N SA-760-A NSN 6625-01-144-1855 DIGITAL READOUT AND P/N H5-3552-B (NSL) HUMIDITY PROBE |
| AFGA |
OPERATING TEMP RANGE |
-20.0/+60.0 DEG CELSIUS |
| BFHZ |
MEASUREMENT TYPE |
DIGITAL |
| FTLD |
FUNCTIONAL DESCRIPTION |
THE PROTIMETER DEWPOINT METER USES ANALOG AND DIGITAL ELECTRONICS TO SIMPLIFY ACCURATE AND STABLE HYGROMETRIC MEASUREMENT; DIRECT MEASUREMENT OF DEWPOINT TEMPERATURE |
| BHMW |
MEASUREMENT RANGE |
+10.0/+100.0 PERCENT RELATIVE HUMIDITY |
| FEAT |
SPECIAL FEATURES |
SYSTEM CONSISTS OF A HUMIDITY/TEMP INDICATOR W/DIGITAL DISPLAY AND HUMIDITY/TEMP PROBE; PROBE CONNECTED TO DISPLAY BY WIRE; DEW POINT TEMP 0 DEG C TO 40 DEG C BELOW AMBIENT TEMP;OUTPUTS: DEWPOINT TEMP 0 TO 1 VOLT FOR -40 TO 60 DEG C, AMBIENT TEMP 0 TO 1 VOLT FOR -40 TO 60 DEG C, RELATIVE HUMIDITY 0 TO 1 VOLT FOR 0 TO 100 PERCENT RH;MEASUREMENT OF AIR DEWPOINT ACHIEVED BY OPTO-ELECTRONIC DETECTION OF DEW FORMED ON AN ELECTRICALLY COOLED, SOLID GOLD MIRROR, THE TEMP OF MIRROR IS CONTINUALLY MONITORED AND WHEN DEW FORMS THE TEMP IS STORED IN MEMORY; PROBE HOUSES THE DEW FORMING MIRROR AND OPTICS, ALSO CARRIES ANOTHER TRANSDUCER FOR MEASURING AMBIENT TEMP; OPERATES AND DISPLAYS CONTINUOUSLY WHILE CYCLING THROUGH DEWPOINT DETERMINATION EVERY 1/2 TO 2 MINUTES;ITEM WILL BE USED TO MAINTAIN ACCURACY OF THE FOLLOWING SYSTEMS-T.O. 33K6-4-2024-1, P/N 31061222-001, T.O. 33K5-4-84-1 P/N'S CT428-7, RH200, HTAB176 |