Flow sensors

Made in Germany
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1: 4-digit alphanumeric display
2: Programming buttons
Made in Germany
Product characteristics
Flow rate meter for gases
Quick disconnect
Process connection: ½" NPT (DN15)
Function programmable
2 outputs
OUT1 = flow monitoring (binary), flow rate meter (pulse), preset meter (binary)
OUT2 = flow monitoring (analog or binary)
Display units:
scfm, scfh, scf, °F
Application argon (Ar), carbon dioxide (CO2), nitrogen (N2)
Medium temperature [°F]32...140
Electrical data
Electrical design DC PNP
Operating voltage [V]18...30 DC *)
Current consumption [mA]< 100
Protection class III
Reverse polarity protection yes
Output function OUT1: normally open / closed programmable or pulse
OUT2: normally open / closed programmable or analog (4...20 mA scaleable)
Current rating [mA]2 x 250
Voltage drop [V]< 2
Short-circuit protection Yes (non-latching)
Overload protection yes
Analog output 4...20 mA
Max. load [Ω]< 500
Pulse output consumed quantity meter
Measuring / setting range
Flow monitoring
Measuring range [scfh][]
N2: 10...2798
Ar: 15...4555
CO2: 10...2790 |
Display range [scfh][]
N2: 0...3358
Ar: 0...5465
CO2: 0...3348 |
Resolution [scfh][]
N2: 2
Ar: 5
CO2: 2 |
Set point, SP [scfh][]
N2: 25...2800
Ar: 40...4555
CO2: 25...2790
Reset point, rP [scfh][]
N2: 15...2785
Ar: 20...4535
CO2: 15...2780
Analog start point, ASP [scfh][]
N2: 0...2240
Ar: 0...3645
CO2: 0...2230
Analog end point, AEP [scfh][]
N2: 560...2800
Ar: 910...4555
CO2: 560...2790
Low flow cut-off, LFC [scfh]10...48
in steps of [scfh][]
N2: 2
Ar: 5
CO2: 2 |
Measuring dynamics 1:300
Volumetric flow quantity monitoring
Pulse value 0.040...4 000 000 scf
in steps of 0.020...1000 scf
Pulse length [s]0.007...2
Temperature monitoring
Measuring range [°F]32...140
Display range [°F]10.5...161.5
Resolution [°F]0.5
Set point, SP [°F]32.5...140
Reset point, rP [°F]32.0...139.5
Analog start point, ASP [°F]32.0...118.5
Analog end point, AEP [°F]53.5...140
in steps of [°F]0.5
Accuracy / deviations
Flow monitoring
Accuracy ± (6% MW + 0.6% MEW) ***)
Repeatability [% of the measured value]± 1.5
Temperature monitoring
Accuracy [K]± 2 **)
Reaction times
Power-on delay time [s]1
Flow monitoring
Response time [s]< 0.1 (dAP = 0)
Damping, dAP [s]0 - 0.2 - 0.4 - 0.6 - 0.8 - 1
Software / programming
Programming options hysteresis / window function; NO / NC; current / pulse output; display can be rotated / deactivated; display unit, medium
IO-Link Device
Transfer type COM2
IO-Link revision 1.1
SDCI standard IEC 61131-9
IO-Link Device ID 266 d / 00 01 0a h
Profiles Smart Sensor: Process Data Variable; Device Identification, Device Diagnosis
SIO mode yes
Required master port class A
Process data analogue 3
Process data binary 2
Min. process cycle time [ms]4.1
Pressure rating [psi]232
Ambient temperature [°F]32...140
Storage temperature [°F]-4...185
Max. relative air humidity [%]90
Protection IP 65
Tests / approvals
Pressure equipment directive article 3, section 3 - sound engineering practice
EN 61000-4-2 ESD:  4 kV CD / 8 kV AD
EN 61000-4-3 HF radiated:  10 V/m
EN 61000-4-4 Burst:  2 kV
EN 61000-4-6 HF conducted:  10 V
Vibration resistance
DIN IEC 68-2-6: 5 g (55...2000 Hz)  
MTTF [Years]227
Mechanical data
Process connection ½" NPT (DN15)
Materials (wetted parts) stainless steel (304S15); ceramics glass passivated; PEEK (polyether ether ketone); polyester; Viton; aluminum anodized
Housing materials PBT-GF 20; PC (APEC); Makrolon; stainless steel (304S15); Viton
Weight [kg]1.151
Displays / operating elements
Display unit  4 x LED green (scfm, scfh, scf, °F)
Function display  1 x LED yellow
Switching status  2 x LED yellow
Measured values  4-digit alphanumeric display
Programming  4-digit alphanumeric display
Electrical connection
Connection M12 connector

Programming of the output function
- Switching output
Hno = hysteresis / normally open
Hnc = hysteresis / normally closed
Fno = window function / normally
Fnc = window function / normally
- ImP = pulse output for flow rate
meter / signal output
for preset meter
- Switching output
Hno = hysteresis / normally open
Hnc = hysteresis / normally closed
Fno = window function / normally
Fnc = window function / normally
- Analog output
I = current output (4...20 mA)
*) to EN50178, SELV, PELV
**) medium flow in the limit area of the flow measurement range
***) under conditions acc. to DIN ISO 2533
and when installed in DN15 pipes
MW = measured value
MEW = final value of the measuring range
Measuring, display and setting ranges refer to standard volume flow according to DIN ISO 2533.
Pack quantity [piece]1
ifm efector, inc. 782 Springdale Drive, Exton, PA 19341  —  We reserve the right to make technical alterations without prior notice.  —  US  —  SD6101  —  27.11.2014
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