Part Details | PSYCHROMETER
6685-00-892-1643 An instrument that senses, measures, and indicates the amount of relative humidity in the atmosphere. It consists of two liquid-in-glass thermometers, one of which is equipped with a wick. Air movement (aspiration) is effected by slinging the instrument about, by use of blower, fan or the like; or the instrument may be used with no forced circulation of air.
Alternate Parts: GGP725TYPE3, 6685-00-892-1643, 00-892-1643, 6685008921643, 008921643
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1962 | 00-892-1643 | 09725 ( PSYCHROMETER ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-00-892-1643
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| GGP725TYPE3 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
Technical Data | NSN 6685-00-892-1643
| Characteristic | Specifications |
|---|---|
| CIRCULATION TYPE | FORCED |
| CIRCULATION METHOD | D ANY ACCEPTABLE |
| FAN MOTOR CURRENT TYPE | DC |
| VOLTAGE RATING | 4.500 VOLTS NOMINAL |
| THERMOMETER QUANTITY | 2 |
| OPERATING TEMP RANGE | +35.0 TO +150.0 DEG FAHRENHEIT |
| GRADUATION INTERVAL | 10.0 DEG |
| CALIBRATION ACCURACY RATING | PORM 0.3 FOR 0 DEG AND ABOVE |
| ENGRAVED THERMOMETER STEM | INCLUDED |
| MAGNIFYING LENS | NOT INCLUDED |
| THERMOMETER FILLING TYPE | SPIRIT |
| COLOR | RED, LIGHT |
| OVERALL LENGTH | 10.000 INCHES NOMINAL |
| OVERALL WIDTH | 4.500 INCHES NOMINAL |
| OVERALL HEIGHT | 2.000 INCHES NOMINAL |
| THERMOMETER MOUNTING METHOD | QP ANY ACCEPTABLE |
| THERMOMETER MOUNTING MATERIAL | STEEL, STAINLESS |
| CISTERN MATERIAL | PLASTIC |
| SLING HANDLE | NOT INCLUDED |
| CARRYING CASE MATERIAL | ANY ACCEPTABLE |
| MOUNTING SHELTER | NOT INCLUDED |
| MOUNTING PANEL TABLES | NOT PROVIDED |
| ACCESSORY COMPONENTS AND QUANTITY | ILLUMINATION LAMPS 2; THERMOMETERS 2; WICKING 1 |