Dwyer A-301 Offers

Features

• Uses an isolated piezoresistive pressure sensor to produce a resistance change across a wheatstone bridge
• 2-wire operation simplifies installation
• Zero and span adjustments are fully protected inside a rugged die cast aluminum housing with durable gray polyurethane finish
• Enclosure is designed to meet NEMA 4X requirements

• Service: Compatible, gases & liquids
• Wetted Materials: Types 316, 316L SS
• Accuracy: ±0.5% F.S
• Stability: ±1% F.S./yr
• Temperature Limits: 20 to 120°F (-6.67 to 48.9°C)
• Compensated Temperature Limits: 20 to 120°F (-6.67 to 48.9°C)
• Pressure Limit: 1.5x maximum pressure range
• Thermal Effect: ±0.025% F.S./°F (0.045% F.S./°C)
• Output Signal: 4 to 20 mA
• Zero and Span Adjustments: Protected potentiometers located in auxiliary housing
• Loop Resistance: 1250 ohms DC max
• Current Consumption: 38 mA DC max
• Electrical Connections: Terminal block
• Process Connection: 1/4" (6.35 mm) female NPT x 1/2" (12.7 mm) male NPT
• Enclosure Rating: Designed to meet NEMA 4X
• Mounting Orientation: Not position sensitive

• Power Requirements: 10 to 35 VDC (2-wire)
• Weight: 1 lb 10.6 oz (754 g)
• Agency Approvals: CE