Performance

YYL-80

YYL-82

Type of transducer

Insertion-type

Clamp-on type

Fluid measured

Water, sewage and other homogeneous fluids in full pipe flow, and the suspended solid content shall be no more than 10g/L Water, sewage and other homogeneous fluids in full pipe flow, and the suspended solid content shall be no more than 10g/L

Material of pipeline

Material like steel, cast iron, cement, PE, and PVC etc, which pipe section can be drilled for mounting

Material like steel, cast iron, PE, and PVC etc, which pipe section can be penetrated by ultrasonic wave

Material of transducer

1Cr18Ni9Ti (Stainless steel)

Pipe size adaptable (mm)

DN80~DN1800

Accuracy

0.5/1.0

1.0/1.5

Flow velocity adaptable (m/s)

0.25m/s-12.00m/s (qt=0.3m/s)

Max. pressure-bearing capacity of transducer

≤ 2MPa

No restriction on pressure in pipe

Immersion depth of transducer: ≤ 3m

Temperature of fluid measured

0℃~50℃(Normal version),

0℃~130℃(High temperature version)

0℃~50℃

Ambient of conversion unit

Temperature: -10℃~+45℃; Relative humidity: ≤ 85%RH

(Please specify on ordering for other requirements)

Ambient of transducer

-40℃~+70℃

-40℃~+45℃

Output of conversion unit

Digital

RS-485; Baud rate: 2400bps, 4800bps, 9600bps (Selectable), Default: 4800bps.

Transmission distance≤ 1200m. Available with Huizhong and Modbus RTU communication protocols.

Analog

Optical-isolated 4~20mA, 0~10mA, or 0~20mA. Load capacity: ≤ 600Ω

Switch

Active output

(Specify on ordering)

Output voltage: DC24V (Max.); Output current: 20mA (Max.)

Passive output

Load voltage: DC30V (Max.); Load current: 20mA (Max.)

Transmission distance ≤ 500m

Keypad

1×3 induction button

Display

Non-integral type

240×64 graphics dot-matrix LCD

Panel-mounted type

2×16-digit character dot-matrix LCD

Data display

On screen display

Cumulative flowrate(m³), Instantaneous flowrate(m³/h),

Signal strength indication, Working status indication, Fault display

Key display

Positive cumulative flowrate(m³), Negative flowrate(m³), Instantaneous flowrate(m³/h), Flowrate(m/s), Running time(h), Version No., Date(Y/M/D), Time(H/M/S)

Display range

Cumulative flowrate: -9999999.9~+9999999.9m³; Instantaneous flowrate: -999999.99~+999999.99m³/h

Data storage

Storage of cumulative flowrate, running time and different setting parameters, automatically stored of last 150 days’ daily and last 60 months’ monthly previous data; data will be stored for 100 years even in case of a power failure. Daily previous data and monthly previous data include below: date, positive cumulative flowrate, negative cumulative flowrate, algebraic sum of cumulative flowrate and corresponding running time

Power supply

AC220V±10%, 50Hz (Or AC110V±10%, 60Hz), Power < 5W.

DC12V-DC36V, 1A (Please specify on ordering)

Protection class

Conversion unit

IP65

Transducer

IP68

Weight of one pair of transducers

2kg (10m cable included)

1 kg (10m cable included)

Length of cable

(Wiring distance)

(10×n)m, n: 1-30

(10×n)m, n: 1-20