Flow sensors - Consumption measurement for compressed air

SL870026

SL870026
List price
4.117,10 €
On demand
Sensor flow, air, calorimetric, G 1/2", 18-36V DC, 4-20mA, M12 plug connector 5-pin, plastic PC, with display, parameterization, Ethernet, bi-directional
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Flow sensors - Consumption measurement for compressed air

The function of the flow sensor is based on the calorimetric principle. The sensor is heated by a few degrees Celsius from the inside compared to the flow medium into which it protrudes. If the medium flows, the heat generated in the sensor is dissipated by the medium. The temperature generated in the sensor is measured and compared with the temperature of the medium, which is also measured. The flow state for each medium can be derived from the temperature difference obtained. Applications for these sensors include compressed air consumption measuring devices.

Electrical properties

Type of analog output
4 - 20mA
Type of electrical connection
Connector M12
Type of interface connection
Plug-in connection M12
Rated switching current
150mA
Setting procedure
Parameterization
Coding of interface connection
X
Load resistance (current output)
500kOhm
No-load current
140mA
Measurement method
Bidireccional
Measurement principle
calorimetric
Number of pins of interface connection
8
Supported communication interface
Ethernet, Modbus RTU
Measuring range flow velocity
0.18 - 92.7m/s
Display
TFT display
Short circuit protection, Reverse polarity protection
5
A
Operating voltage
18-36VDC
Electrical connection
M12 5-pin plug connector

Mechanical properties

Type of process connection
G1/2 inch
Design
Cuboid
Width
76.5mm
Pressure resistance
50bar
Height
75mm
Length
416mm
Probe length
220mm
Medium temperature
-30 - 110°C
Degree of protection (IP)
IP65
Housing material
Plastic PC
Sensing element material
Stainless steel 1.4301
dimensions
416x76.5x75mm

Other properties

Ambient temperature
-20 - 70°C
Measuring accuracy
± 1.5 % of measuring range ± 0.3 % of measuring range end
Important note
For pressure > 10 bar - order high-pressure safety device additionally
Reference medium / object
Air
Version
Insertion sensor
Pneumatic applications
You can find accessories for SL870026 in these product groups:

Assembly

High pressure protection

Connection technology

Cable sockets M12 5-pin field attachable

Cable sockets M12 5-wire shielded

Connection cable M12-connector RJ45-connector 8-pin

Gateway

Process data acquisition

Classification Class
eClass-7.0 27371815
eClass-7.1 27371815
eClass-8.0 27371815
eClass-9.0 27371815
eClass-9.1 27371815
ETIM-6.0 EC002580
ETIM-7.0 EC002580
Property Value
RoHS‑compliant Yes
TSCA-compliant Yes
IPF Product Group 725 compressed air and leakage measurement
packaging dimensions 170 x 90 x 470mm
gross weight 1,155g
8,13kg CO₂e
Customs tariff number 90268020
WEEE number 40951076
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