Thông số kỹ thuật
- Service: Compatible clean or dirty non coating, conductive liquids.
- Range: 0 to 20 ft/s (0 to 6 m/s). *For max flowrates >10 ft/s (3 m/s) order option -CC.
- Wetted Materials: Body shaft/fitting: 316 SS; Electrodes: 316 SS; Electrode cap: Polymer/polystyrene; O-ring: Silicone; Thermowells: 304 SS.
- BTU Accuracy: Per EN1434/ASTM E3137/CSA C900.1-13: High Accuracy Units: Class 2 for 2 to 20 ft/s (0.6 to 6 m/s)**; Standard Accuracy Units: Class 3 for 6.5 to 20 ft/s (2 to 6 m/s)**.
**Verified at standard temperature 73.4°F (23°C) refer to listed standards for detailed accuracy formulations.
- Flow Sensor Accuracy: High Accuracy Units: ±0.5% of reading at calibrated velocity, ±1% of reading from 2 to 20 ft/s (0.6 to 6 m/s) ±0.02 ft/s (±0.006 m/s) at < 2 ft/s (0.6 m/s); Standard Accuracy Units: ±1% FS.
- Temperature Accuracy: Class B ±(0.30 + 0.005*t)°C per EN60751.
- Differential Temperature Accuracy: Et = ±[0.5 +3*(Delta)(Theta)min/(Delta)(Theta)] % per EN1434 for differential temperature.
- Calculator Accuracy: Ec = ±[0.5 +(Delta)(Theta)min/(Delta)(Theta)] % per EN1434.
- Temperature Compensation: 140 to 220°F (60 to 104.4°C) < 2% error over ±30°F (-1.1 °C) change, 40 to 70°F (4.4 to 21.1°C) < 2% error over ±10°F (-12.2°C) change.
- Temperature Limits: Ambient: -20 to 160°F (-29 to 71°C)**; LCD -4 to 158°F (-20 to 70°C); Process: 15 to 250°F (-9 to 121°C); Storage: -40 to 185°F (-40 to 85°C).
- Process Connection: Flowmeter: 1" NPT or BSPT with accessory full port ball valve options; Thermowell: (2) 1/2" NPT or BSPT thermowell with 1" full port ball valve options.
- Pressure Limit: 400 psi (27.6 bar) @ 100°F (37.8°C).
- Pressure Drop: < 0.1 psi at 12 ft/s in 4" (<0.01 bar at 3.7 m/s in 100 mm) and larger pipe.
- Outputs: (1) Analog: 4-20 mA, 0-5 V, 0-10 V or 2-10 V (display selectable); (1) Pulse/Frequency: 0-15 V peak pulse, 0 to 500 Hz or scalable pulse output (display selectable); (2) Alarm: Empty pipe detection or minimum/maximum velocity, (display selectable) & Reverse flow output indication.
- Power Requirements: 12-42 VDC, .25 A @ 24 VDC; 12-36 VAC.
- Electrical Connection: Removable terminal blocks, (2) model selectable 1/2" female NPT conduit connection, (2) PG 16 gland or (2) PG 16 gland with 10 ft (3 m) 9 conductor 22 AWG plenum rated cables, accessory cable lengths up to 200 ft (61 m) optional.
- Display: (-LCD option): 2 x 2" (50 x 50 mm) graphic LCD with backlight.
- Conductivity: >20 microsiemens.
- Enclosure Material: Powder coated die cast aluminum.
- Enclosure Ratings: NEMA 6P (IP68) (Non display models); NEMA 4X (IP66) (-LCD option).
- Agency Approvals: BTL.
COMMUNICATIONS (-COM OPTION)
- Type: BACnet MS/TP or Modbus® RTU communication protocol (default disabled, display selectable).
- Supported Baud Rates: 9600, 19200, 38400, 57600, 76800, or 115200 bps (display selectable).
- Device Load: 1/8 unit load.
ADDITIONAL SPECIFICATIONS
- Applicable Pipe Material: Most popular plastic and metal pipes; i.e. Carbon steel, SS, copper, UPVC/PVDF, galvanized steel, mild steel, and brass.
- Applicable Pipe Size:: 4 to 36" (100 to 900 mm), model dependent. See model chart.
- Diameter Length Requirements: >10 upstream, >5 downstream.
- Temperature Resistance: Matched 4 wire platinum RTD’s.
- Relative Humidity: 10 to 90% non-condensing.
- Output Impedance: 4 to 20 mA: 536 Ω; 5V: 500 Ω 10V: 1.27k Ω.
