Dwyer 490A-3-3V Wet-Wet Digital Manometer 0 to 50 PSI Pressure

Dwyer 490A-3-3V Digital Manometer 0 to 50 PSI Pressure for Liquids

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The Dwyer 490A-3-3V Wet-Wet Digital Manometer 0 to 50 PSI Pressure measures positive and differential liquid pressures from 0 to 50 PSI with convenient features like a backlit display, up to 7 different units of measure, and datalogging up to 40 readings. *This model is equipped with a 3-way vent valve with bleed screw rated up to 100 psi

MFG Part No.: Spring-Summer

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Dwyer 490A-3-3V Wet-Wet Digital Manometer 0 to 50 PSI Pressure measures positive and differential pressure from 0 to 50 PSI while being able to tolerate most liquid media compatible with 316LSS. The Dwyer 490A-3-3V has field adjustable dampening, allowing the user to choose the level of display averaging rate corresponding to the fluctuation level. Additionally, the Dwyer 490A-3-3V features a backlit display for dimly lit areas, the ability to store up to 40 readings, and up to 7 different units of measure. *This model is equipped with a 3-way vent valve with bleed screw rated up to 100 psi

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Characteristics:	Dwyer 490A-3-3V Wet-Wet Digital Manometer 0 to 50 PSI Pressure
	Field adjustable damping to allow the user to choose the level of display averaging rate corresponding to the fluctuation level
	Accurate up to 0.5%
	7 different units (English and Metric)
	Stores up to 40 readings
	Backlit display

Specifications:	Dwyer 490A-3-3V Digital Manometer 0 to 50 PSI Pressure for Liquids
Service:	Compatible gases & liquids
Wetted Materials:	Without valve: 316L SS; Additional wetted parts with 3-way valve option: Buna-N, silicone grease, PTFE, brass 360, copper, reinforced acetal copolymer
Accuracy:	±0.5% FS, 60 to 78°F (15.6 to 25.6°C); ±1.5% FS from 32 to 60°F and 78 to 104°F (0 to 15.6°C and 25.6 to 40°C)
Pressure Hysteresis	±0.1% FS
Temperature Limits:	32 to 140°F (0 to 60°C)
Storage Temperature Limits:	-4 to 176°F (-20 to 80°C)
Display:	0.42? (10.6 mm) 4 digit LCD
Power Requirements:	9 V alkaline battery, installed non-functional, user replaceable
Weight:	14.1 oz (400 g)
Process Connections:	Two 1/8? (3.18mm) female NPT
Agency Approvals:	CE
Model Specific Specifications:
490A-3-3V	Range psi	bar	psi	in Hg	kPa	in w.c.	mm Hg	mbar	ft w.c.	Maximum Pressure	Additional Add-On (-3V models)
490A-3-3V	0 to 50.0	3.447	50.00	101.8	344.7	1384	2585	3447	115.3	100 psig	3-way vent valve with bleed screw rated up to 100 psi

Applications:	Dwyer 490A-3-3V Wet-Wet Digital Manometer 0 to 50 PSI Pressure
HVAC	Chiller to coils for freeze protection HEPA filters to determine when a filter needs to be changed
Industrial	Measure pressure drop across pump Valves to determine valve position

Dwyer 490A-3-3V Digital Manometer 0 to 50 PSI Pressure for Liquids

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