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Đồng hồ đo áp suất kỹ thuật cầm tay - Series 477

Series 477 Handheld Digital Manometer
Precise Air Pressure Measurement, ±0.1% F.S. Accuracy

FEATURES

• Measure positive, negative, or differential pressures
• Instant selection from up to nine english/metric units
• Stores 40 readings in memory for later reference
• Both audible and visual overpressure alarms
• Operates up to 100 hours on a single 9 volt battery
• New adjustable damping feature for averaging fluctuating reading


SPECIFICATIONS


Service: Air and non-combustible compatible gases.
Wetted Parts: Consult factory.
Accuracy: ±0.10% of full scale from 60 to 78°F (15.6 to 25.6°C); ±1% of full scale from 32-60 and 78-104°F (0-15.6 and 25.6-40°C).
Pressure Hysteresis: ±0.1% of full scale.
Pressure Limits: See chart.
Temperature Limits: 32 to 104°F (0 to 40°C).
Storage Temperature Limits: -4 to 176°F (-20 to 80°C).
Display: 0.42˝ (10.6 mm) 4 digit LCD.
Resolution: See chart.
Power Requirements: 9 volt alkaline battery. Battery included but not connected.
Weight: 10.2 oz. (289 g).
Connections: Two barbed connections for use with 1/8˝ (3.18 mm) or 3/16˝ (4.76 mm) I.D. tubing for 477A-1, 477A-2, 477A-3, 477A-4 and 477A-5 only. Two compression fittings for use with 1/8˝ (3.18 mm) I.D. x 1/4˝ (6.35 mm) O.D. tubing for 477A-6 and 477A-7 only.

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