FLUKE 1621A-S Precision Thermo-Hygrometer

Operating range: 0°C to 50°C (32°F to 122°F); 0% RH to 100% RH

Calibrated temperature Accuracy: ±0.25°C from 15°C to 35°C (±0.45°F from 59°F to 95°F)

Calibrated RH accuracy: ±2% RH from 20% RH to 70% RH

Temperature resolution: User selectable up to 0.001°C/°F on front-panel display (0.01° recorded)

Memory: 400,000 typical individual date/time-stamped readings

Power: 12 V DC from external 100 to 240 V DC power supply

Battery backup: Standard 9 V battery enables continued measuring during power disruptions

Size (DewK) (H x W x D): 125 x 211 x 51 mm (4.9 x 8.3 x 2.0 in)

Size (sensors) (L x Dia): 79 x 19 mm (3.1 x 0.75 in)

Weight: 0.7 kg (1.5 lb)

Datasheet

Manual