Digitale Flowsensor

Specifications

Option

None

Weight

0.250 Kg

Display

3-digit, 7-segment LED / 2-colour display (Red/Green) / Renewed cycle: 10 times/sec

Approvals

CE

Connector

Lead Wire w/Connector (2 m)

Enclosure

IP40

Flow rate

1 - 50 l/min (Dry air, N2, Ar) / 1 - 25 l/min (CO2)

Linearity

Display accuracy: ±3%F.S. or less (Fluid: Dry air) / Analogue output accuracy: ±5%F.S. or less

Port Size

C6 (ø6 One-touch Fitting)

Hysteresis

Variable

Display unit

Real-time flow rate l/min, CFM x 10-2 /Accumulated flow l, ft3 x 10-1

Made to Order

None

Repeatability

±1%F.S. or less (Fluid: Dry air) / Analogue output accuracy: ±3%F.S. or less

Response time

1 s (50 ms, 0.5 s, 2 s can be selected)

Switch output

NPN or PNP open collector output

Proof pressure

1 MPa

Set flow range

1 - 52.5 l/min (Dry air, N2, Ar) / 1 - 26.2 l/min (CO2)

Applied voltage

28 VDC (at NPN output)

Flow Rate Range

50 [1 to 50 (25 for CO2) l/min]

Indicator light

OUT1: Illuminates when output is turned ON (Green) / OUT2: Illuminates when output is turned ON (Red)

Applicable fluid

Dry air, N2, Ar, CO2 (Air quality grade is ISO8573.1-1, 1.2 to 1.6.2.)

Impact resistance

490 m/s2 in X, Y, Z directions 3 times each

Withstand voltage

1000 VAC for 1 min. between external terminal and case

Flow display range

1 - 52.5 l/min (Dry air, N2, Ar) / 1 - 26.2 l/min (CO2)

Instruction Manual

With Instruction Manual

Unit Specification

Unit Switching Function

Current consumption

55 mA or less

External input time

Input 30 ms or more

External input type

No-voltage input (Reed or Solid state)

Maximum load current

80 mA

Minimum display unit

0.1 l/min

Power supply voltage

24 VDC ±10%

Rated pressure range

–70 kPa - 750 kPa

Vibration resistance

Without orifice: 10 to 500 Hz with a 1.5 mm amplitude or 98 m/s2 acceleration, in each X, Y, Z direction for 2 hrs, whichever is smaller / With orifice: 10 to 150 Hz with a 1.5 mm amplitude or 19.6 m/s2 acceleration, in each X, Y, Z direction for 2 hrs, whichever is smaller

Flow Adjustment Valve

None

Insulation resistance

50 MΩ or more (at 500 VDC measured via Megohmmeter) between external terminal and case

Internal voltage drop

NPN output: 1 V or less (at 80 mA) / PNP output: 1.5 V or less (at 80 mA)

Output Specifications

E [1 PNP Outputs + Analogue (1 to 5 V)]

Accumulated flow range

Max. 999999 l

Piping Entry Direction

Straight

Analogue current output

4 - 20 mA

Calibration Certificate

None

Operating humidity range

Operating, Stored: 35 - 85%R.H. (with no condensation)

Pressure characteristics

±5%F.S. or less (based on 0.35 MPa)

Switch output protection

Short-circuit protection, Overcurrent protection

Maximum fluid temperature

50 °C

Minimum fluid temperature

0 °C (with no freezing and condensation)

Maximum operating pressure

750 kPa

Minimum operating pressure

–100 kPa

Maximum ambient temperature

Operating: 50 °C / Stored: 60°C

Minimum ambient temperature

Operating: 0 °C / Stored: –10 °C (with no freezing and condensation)

Temperature characteristics

±2%F.S. (15 - 35 °C) / ±5%F.S. (0 - 50 °C)

Accumulated volume per pulse

0.1 l/pulse

Analogue output response time

1.5 s or less (90% response)

Analogue current output - Load Impedance

50 - 600 Ω

Analogue voltage output - Output Impedance

1 - 5 V / 1 kΩ