పివిసి నాలుగు-ఛానల్ అల్ట్రాసోనిక్ హీట్ ఫ్లోమీటర్

Temperature (°C )

Velocity of sound (m/s)

Temperature   （℃）

Velocity of sound (m/s)

0

1403

50

1541

5

1427

55

1546.5

10

1447

60

1552

15

1464

65

1553.5

20

1481

70

1555

25

1494

75

1555

30

1507

80

1555

35

1516.5

85

1552.5

40

1526

90

1550

45

1533.5

95

1547

100

1543

Technical indexindex

Measurable liquid

Most single-phase liquids. Less than 5% particles or bubbles.

Piping material

Stainless steel, carbon steel, PVC, PPR, cement

Explosion-proof class

Flameproof ExidII BT4

Flow accuracy           

±1%

Velocity range

Nominal accuracy flow rate range 0.1 ~ 7.0m/s

Thermal accuracy

±2%

Sensitivity

0.01m/s.

Measurement repeatability

±0.2%

Class of protection

IP65

Power source

External harmonization：AC85〜265V/DC7〜40V；

Low power consumption：DC7〜36V/AC85〜265V/Built-in spare battery (optional)

Electrical interface

Waterproof joint M16X1.5

LCD display

128*64 Dot matrix LCD screen

Keyboard input

4 keys/touch keys

Input/output signal

Serial communication

RS485, MODBUS RTU agreement

Flow transmission

Self-powered 4-20mA output

Operating ambient temperature

-40 °C〜+60 °C