Field Instruments

General

The Series MS Magnesense® Differential Pressure Transmitter is an extremely versatile transmitter for monitoring pressure and air velocity. This compact package is loaded with features such as, field selectable English or metric ranges, field upgradeable LCD display, adjustable dampening of output signal (with optional display) and the ability to select a square root output for use with Pitot tubes and other similar flow sensors. Along with these features, the patented magnetic sensing technology provides exceptional long term performance and enables the Magnesense® Differential Pressure Transmitter to be the single solution for your pressure and flow applications.

Features

• Field selectable English or Metric ranges
• Field upgradeable LCD display
• Adjustable damping of output signal (with optional display)
• Ability to select a square root output for use with pitot tubes and other similar flow sensors

Specifications

• Make: Dwyer
• Model: MS-321-LCD
• Range: selectable range 0.1", 0.25", 0.5" w.c. (25, 50, 100 Pa)
• Output: 0-10V  output
• Display: 4 digit LCD.
• Service: Air and non-combustible compatible gases.
• Accuracy: ±1% for 0.25" (50 Pa), 0.5" (100 Pa), 2" (500 Pa), 5" (1250 Pa), 10" (2 kPa), 15" (3 kPa), 25" (5 kPa) ±2% for 0.1" (25 Pa), 1" (250 Pa) and all bidirectional ranges.
• Stability: ±1% FS/year.
• Temperature Limits: 0 to 150°F (-18 to 66°C).
• Pressure Limits: 1 psi maximum, operation; 10 psi, burst.
• Power Requirements: 10 to 35 VDC (2-wire); 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).
• Output Signals: 4 to 20 mA (2-wire); 0 to 5 V, 0 to 10 V (3-wire).
• Response Time: 300 ms.
• Zero & Span Adjustments: Digital push button.
• Loop Resistance: Current output: 0-1250 Ω max; Voltage output: min. load resistance 1 kΩ.
• Current Consumption: 40 mA max.
• Electrical Connections: 4-20 mA, 2-wire: European Style Terminal Block for 16 to 26 AWG. 0-10 V, 3-wire: European Style Terminal Block 16 to 22 AWG.
• Electrical Entry: 1/2" NPS Thread. Accessory: Cable Gland for 5 to 10 mm diameter cable.
• Process Connection: 3/16" (5 mm) ID tubing. Maximum OD 9 mm.
• Enclosure Rating: NEMA 4X (IP66).
• Mounting Orientation: Diaphragm in vertical position.
• Weight:8.0 oz (230 g).
• Agency Approvals:CE.