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Octave Ultrasonic Flowmeter 

Sizes 50mm to 150mm available from stock

Arad Octave Ultrasonic Meter

A revolutionary, precise and ultra reliable ultrasonic bulk water meter measuring bi-directions flow with no moving parts and battery life up to 15 years.

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Available in sizes from 50mm to 150mm with flow ranges from 0.08 m3/hr and 1250 m3/hr.

Integral LCD display showing flow rate, forward & reverse totaliser and alarms for low battery & fault measurement. The meter offers a dual pulse output (can be configured to suit customer requirements at order stage), 4-20mA output (loop powered), encoder output and Modbus protocol output.

Specification 

Meter performance acc. ISO 4064 -rev.2005

Meter size (mm)

40

50

65

80

100

150

200

250

300

Meter flange 

Threaded

PN16

PN16

PN16

PN16

PN16

PN16

PN16

PN16

Overload flow rate 

Q4 ±2%

m3/hr

50

50

50

80

125

313

500

1250

1250

Permanent flow rate 

Q3 ±2%

m3/hr

40

40

40

63

100

250

400

1000

1000

Transitional flow rate 

Q2±2%

m3/hr

0.256

0.125

0.125

0.2

0.32

0.8

1.28

3.2

3.2

Minimum flow rate 

Q1 ±5%

m3/hr

0.16

0.08

0.08

0.125

0.2

0.5

0.8

2

2

Starting flow

m3/hr

0.025

0.025

0.025

0.025

0.025

0.2

0.2

0.5

0.5

Turndown ratio R 

Q3/Q1

R value 

250

500

500

500

500

500

500

500

500

Headloss at Q3

Bar 

1.171

1.171

1.171

1.615

1.626

1.869

1.169

1.474

0.802

Output Pulse (default settings) 

0.802

Litres/pulse 

10

10

10

10

100

100

100

100

100

All meter sizes 

Maximum temperature is 50°C and maximum pressure is 16 bar

If you're interested in our Arad Octave Flowmeter please get in touch.

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