Metering & Integration Solutions
Metering & Integration Solutions
Energy & Water Metering Products
IFM SD8601 - 1" NPT Compressed Air (Argon, Nitrogen, CO2) Meter
IFM SD8601 - 1" NPT Compressed Air (Argon, Nitrogen, CO2) Meter
IFM SD8601 - 1" NPT Compressed Air (Argon, Nitrogen, CO2) Meter
IFM SD8601 - 1" NPT Compressed Air (Argon, Nitrogen, CO2) Meter

IFM 2" Compressed Air & Nitrogen Meter - SD2501 SDN21DGXFRKG/US-100)

  • Precise measurement of flow, consumption, pressure and medium temperature
  • High accuracy, repeatability and measurement dynamics
  • For detecting compressed air in industrial use
  • Red/green display for clear identification of the acceptable range
  • Display can be rotated for optimum alignment
Includes the following accessories:
EVC759 - ADOGH040MSS0040H0 - 4-wire Micro DC cordset, straight connector, nickel plated brass coupling nut, 22 AWG, black PUR jacket, 40 Meters Long
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Product Details
Number of inputs and outputs: Number of digital outputs: 2; Number of analog outputs: 1
Process connection: threaded connection 2" NPT DN50

Application: for industrial applications
Media: compressed: air
Medium temperature [°C]:-10...60
Min. bursting pressure [psi]: 928
Pressure rating [psi]: 232
MAWP (for applications according to CRN) [bar]: 9.5

Electrical data
Operating voltage [V]: 18...30 DC; (to SELV/PELV)
Current consumption [mA]: < 80
Protection class: III
Reverse polarity protection: yes
Power-on delay time [s]: 1

Inputs / outputs
Number of inputs and outputs: Number of digital outputs: 2; Number of analog outputs: 1

Inputs: counter reset

Output signal: switching signal; analog signal; pulse signal; IO-Link; (configurable)
Electrical design: PNP/NPN
Number of digital outputs: 2
Output function: normally open / closed; (configurable)
Max. voltage drop switching output DC [V]: 2.5
Permanent current rating of switching output DC [mA]150; (per output)
Number of analog outputs: 1
Analog current output [mA]: 4...20; (scalable)
Max. load [Ω]: 500
Pulse output: consumed quantity meter
Short-circuit protection: yes
Type of short-circuit protection: yes (non-latching)
Overload protection: yes

Measuring/setting range
Measuring range: 80...24720 scfh1.5...412 scfm 1...275.6 ft/s
Display range: 0...29660 scfh 0...494.5 scfm 0...330.8 ft/s
Resolution: 20 scfh 0.5 scfm 0.2 ft/s
Set point SP: 210...24710 scfh3.5...411.8 scfm 2.4...275.5 ft/s
Reset point rP: 90...24590 scfh1.5...409.8 scfm 1...274.1 ft/s
Analog start point ASP: 0...19780 scfh0...329.6 scfm 0...220.5 ft/s
Analog end point AEP: 4940...24720 scfh82.4...412 scfm 55.1...275.6 ft/s
Low flow cut-off LFC: 70...250 scfh1.2...4.1 scfm 0.8...2.8 ft/s
In steps of: 1 scfh0.1 scfm 0.1 ft/s

Pressure monitoring
Measuring range [psi]: -15...232
Display range [psi]: -15...290
Resolution [psi]: 1
Set point SP [psi]: -13...232
Reset point rP [psi]: -15...231
Analog start point [psi]: -15...186
Analog end point [psi]: 32...232
In steps of [psi]: 1

Volumetric flow quantity monitoring
Measuring range: 0...100000000 m³0...353146667.2 scf
Display range: 0...100000000 m³0...353146667.2 scf
Set point SP: 0.001...10000000 m³0.05...353146667.2 scf
Pulse value: 0.001...10000000 m³0.05...353146667.2 scf
In steps of: 0.0001 m³ 0.005 scf
Pulse length [s]: 0.002...2

Temperature monitoring
Measuring range: -10...60 °C14...140 °F
Display range: -24...74 °C-11.2...165.2 °F
Resolution: 0.2 °C0.5 °F
Set point SP: -9.7...60 °C14.6...140 °F
Reset point rP: -10...59.7 °C14...139.4 °F
Analog start point: -10...46 °C14...114.8 °F
Analog end point: 4...60 °C39.2...140 °F
In steps of: 0.1 °C0.1 °F

Accuracy / deviations
Temperature coefficient [1/K]: ± 0,07 % MW
Accuracy (in the measuring range): class 141: ± (2 % MW + 0,5 % MEW); class 344: ± (6 % MW + 0,6 % MEW) ; air quality to ISO 8573-1:2010; at medium temperature 73 °F
Repeatability: ± (0,4 % MW + 0,1 % MEW)

Pressure monitoring
Repeatability [% of the final value]: ± 0,2
Characteristics deviation [% of the final value]: < ± 0,5; (BFSL = Best Fit Straight Line)
Greatest TEMPCO of the span [% MEW / 10 K]: ± 0,3
Greatest TEMPCO of the zero point [% MEW / 10 K]: ± 0,1

Temperature monitoring
Accuracy [K]: ± 0,5; (medium flow in the limit area of the flow measurement range)
Reaction times
Response time [s]: 0.1; (dAP = 0)
Damping process value dAP [s]: 0...5

Pressure monitoring
Response time [s]: 0.05

Temperature monitoring
Dynamic response T05 / T09 [s]: T09 = 0,5
Software / programming
Parameter setting options: hysteresis / window; normally open / closed; current/pulse output; display can be rotated and switched off; Display unit; totalizer

Communication interface: IO-Link
Transmission type: COM2 (38,4 kBaud)
IO-Link revision1.1
SDCI standard: IEC 61131-9 CDV
Profiles: Digital Measuring Sensor (0x800A), Identification and Diagnosis (0x4000)
SIO mode: yes
Required master port class: A
Process data analog: 8
Process data binary: 2
Min. process cycle time [ms]: 7.2
Supported DeviceIDs
Type of operation: DeviceID: default871

Operating conditions
Ambient temperature [°F]: 32...140
Storage temperature [°F]: -4...185
Max. relative air humidity [%]: 90
Protection: IP 65; IP 67
Tests / approvals
DIN EN 60947-5-9
Vibration resistance
DIN EN 68000-2-65 g (10...2000 Hz)

MTTF [years]: 183
UL approval
UL approval number: I012
File number UL: E174189
Pressure equipment directive: sound engineering practice; can be used for stable gases fluid group 2

Mechanical data
Weight [g]: 2681.5
MaterialPBT+PC-GF30; PPS GF40; stainless steel (1.4301 / 304); stainless steel (1.4305 / 303); steel (1.5523) galvanized; 2.0401 (brass / CW614N); FKM
Materials (wetted parts)stainless steel (1.4301 / 304); stainless steel (1.4305 / 303); FKM; ceramics glass passivated; PPS GF40; Al2O3 (ceramics); acrylate
Process connection: threaded connection 2" NPT DN50

Displays / operating elements
Color display 1,44", 128 x 128 pixels
2 x LED, yellow

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.
For information about installation and operation please see the operating instructions.
Pack quantity1 pcs.

Electrical connection
Connection: Connector: 1 x M12; coding: A

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