Open Channel Flowmeter
Measuring Principle: | Ultrasonic transit-time differential, 4-path |
Max pass length: | 2.46’ (750 mm) |
Min pass length: | 46’ (14m) |
Channel Geometrics: | RectangularCircularTrapezoidalOther (Consult SMC factory) |
Velocity Range: | ±0.03~40 feet/sec (±0.01~12m/s) |
Accuracy: | ±2.0% of reading |
Flow Rate: | 4½ digit |
Repeatability: | ±1.0% of reading |
Engineering Units: | m³, Liter, US Gallon, Imperial Gallon, Millon Gallon, Cubic Feet, US Barrels, Imperial Barrels, Oil Barrel |
Totalizer: | 10-digit, Positive, Negative & Net values |
Turn down ratio: | 1000:1 |
Response Time: | Less than one second |
Keypad: | 16 Key with tactile action |
Ambient temperature: | -4~140°F (-20~60°C) |
Resolution: | 0.003 feet/sec (0.001 m/s) |
Data logger: | 32 Mbytes; up to 200,000 fields |
Weight: | See data sheet |
Power Supply: | 90~250 VAC, 50/60 Hz |
Outputs: | 4-20 mADC, relay, RS-232C |
Communication: | RS-232 |
Input: | 4-20 mADC |
Max Cable Length: | 650' (200m) |
Alarm: | Two relays for total/hi flow |
Data storage: | EPROM storage up to 10 years |
Power Consumption: | Less than 20 W |
Dimensions: | See data sheet |
Enclosure Mounting: | Wall mount |
Transducer Materials: | Stainless steel #316 (housing & sphere)Polycarbonate (lens) |
Protection (converter): | NEMA 4 (IP 65) |
Protection (transducers): | NEMA 6P (IP68) - Submersible |