Longrun LRF-3000S - Technical Specifications

LRF-3000S Ultrasonic Transit-time Flow meter
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1.4. Specifications
Performance specifications
Flow Rage
0 ft/s ~ ± 40 ft/s ( 0 m/s ~ ± 12 m/s ).
Accuracy
± 1.0% of measured value.
Repeatability
0.2%.
Pipe Size
1″ ~ 48″ ( 25 mm ~ 1200 mm ).
Function Specifications
Output
Analog output: 0/4 ~ 20 mA, ( max load 750 Ω );
Pulse output: 0 ~ 9999 Hz, OCT ( min. and max. frequency is adjustable );
Relay output: max. Frequency 1Hz (1A@125VAC or 2A@30VDC ).
Communication
Interface
RS232 & RS485.
SD Card
( Option )
Max record: 512 days.
Record time interval: 1 ~ 3600 s.
Power Supply
10 ~ 36 VDC/AC90~245V.
Keypad
16 light tactile keys.
Display
240*128 lattice, backlit LCD.
Temperature
Transmitter: -40°F ~ 140 °F (- 40℃ ~ 60℃ ).
Transducer: -40 °F ~ 176 °F ( - 40 ℃ ~ 80 ℃, standard ).
Humidity
Up to 0 ~ 99% RH, non - condensing.
Physical specifications
Transmitter
PC/ABS, IP65.
Transducer
Encapsulated design.
Standard / Maximum cable length: 30 ft / 1000 ft ( 9m / 305 m ).
Weight
20*22*23.5cm, 3.2kg