RLSW9 volumetric flow meter for measuring the flow of gases up to 350°C

✅ Volumetric flow and air velocity meter with linear analog output in control quality (0 ... 10 V & 4 ... 20 mA) and switch

✅ Suitable for media temperatures up to 350°C

✅ Measured value display via LCD, LED strip and alarm light

✅ Freely scalable measuring range m/s, m³/h, l/min

✅ Sensitive and fast airflow detection up to 30 m/s, optionally up to 200 m/s

✅ Sensor available in nickel-plated brass (standard), stainless steel or Teflon

✅ Exemplary areas of application: Measurement and control of air flows, building technology, PLC, filter monitoring, extraction and extruder systems, exhaust gases and test benches

Detail

Parameters

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使用说明书

Medium
Gases
Device type
Compact flow device
Device design
Compact device including sensor (permanently mounted), Compact device including sensor (remote)
Flow range
0,1 ... 30 m/s (optionally available up to 200 m/s)
Flow accuracy
±5% of the measuring range end value, Reproducibility ±2% of full scale value
Display
LCD with switchable backlight, Yellow LED for flow velocities > switching point, Green LED during operation, 10 red LEDs for the flow velocity in 10% steps
Switching point
Stepless adjustment (software or potentiometer)
Protection class evaluation unit
IP66
Protection class sensor
IP67
Special features
Linear analog output Flow velocities up to 200 m/s measurable, acknowledgeable alarm, steel housing available on request, adjustable start-up delay 0 ... 300 s Velocity dimensions: m/s, l/min, m³/h, linear analog output can be used up to 350°C media temperature, flow velocities up to 200 m/s measurable, steel housing available on request, acknowledgeable alarm, adjustable start-up delay 0 ... 300 s, velocity dimensions: m/s, l/min, m³/h
Output signal
Switching output, Analog output
Switching output specification
1 NO contact (closes/opens with flow, adjustable)
Sensor break output signal
Fault-specific error codes in the LCD, 4 mA, Relay drops out
Sensor short-circuit output signal
Fault-specific error codes in the LCD, 4 mA, Relay drops out
Relay output specification
1 NO contact (closes/opens with flow, adjustable)
Immersion depth
50, 130, 165, 300, 400, 500, Special lengths on request
Process connection
PG7, optional G1/2-inch, G1/4-inch by means of reducer
Housing material
Polycarbonate, UL94-V0
Sensor material
MS58, nickel-plated (optionally available in stainless steel)
Pressure resistance
10 bar
Housing dimensions
80 mm x 113 mm x 60 mm
Power supply
20 ... 30 V DC
Electrical connection
9 terminals (max. 1.5 mm²)
Max. power consumption
5 VA
Current and contact rating
175 V AC/DC, 0,25 A
Minimum switching capacity
10 mA, 5 V DC
Ambient temperature
-20 ... 60°C
Optimal inlet path
>10 DN
Optimal outlet path
>5 DN
Temperature gradient
30K/min
Certificates
CE
ATEX certification
keine
SIL level
keine
Country of origin
Germany
Customs tariff number
90 26 80 20
HS code
90 26 80