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  4. Magnetic-inductive volumetric flow meters
  5. SM7601

Magnetic-inductive flow meter

SM7601

SMN34GGXFRKG/US-100

Magnetic-inductive flow meter

SM7601

SMN34GGXFRKG/US-100

  • Precise measurement of flow, consumption and medium temperature
  • High accuracy, repeatability and measurement dynamics
  • With switching output, analogue output and pulse output
  • Clearly visible 4-digit LED display
  • Convenient operation via buttons or parameter setting via IO-Link
  • dnv_gl
  • ce
  • ukca
  • cul
  • iolink
  • ec19352004
  • crn
Product characteristics
Number of inputs and outputs Number of digital outputs: 2; Number of analogue outputs: 1
Measuring range
3...792 gph 0.06...13.2 gpm
Process connection threaded connection 3/4" NPT DN20
Application
Special feature Gold-plated contacts
Application totaliser function; for industrial applications
Media conductive liquids; water; hydrous media
Note on media
conductivity: ≥ 20 µS/cm
viscosity: < 70 mm²/s (40 °C)
Medium temperature [°F] 14...158
Pressure rating [bar] 16
Pressure rating [psi] 232
MAWP (for applications according to CRN) [bar] 11.2
Electrical data
Operating voltage [V] 18...30 DC; (to SELV/PELV)
Current consumption [mA] 95; ((24 ))
Protection class III
Reverse polarity protection yes
Power-on delay time [s] 5
Inputs / outputs
Number of inputs and outputs Number of digital outputs: 2; Number of analogue outputs: 1
Inputs
Inputs counter reset
Outputs
Total number of outputs 2
Output signal switching signal; analogue signal; pulse signal; IO-Link; (configurable)
Electrical design PNP/NPN
Number of digital outputs 2
Output function normally open / normally closed; (parameterisable)
Max. voltage drop switching output DC [V] 2
Permanent current rating of switching output DC [mA] 200
Number of analogue outputs 1
Analogue current output [mA] 4...20; (scalable)
Max. load [Ω] 500
Analogue voltage output [V] 0...10; (scalable)
Min. load resistance [Ω] 2000
Pulse output flow rate meter
Short-circuit protection yes
Type of short-circuit protection pulsed
Overload protection yes
Measuring/setting range
Measuring range
3...792 gph 0.06...13.2 gpm
Display range
-951...951 gph -15.84...15.84 gpm
Resolution
1 gph 0.02 gpm
Set point SP
7...792 gph 0.12...13.2 gpm
Reset point rP
3...788 gph 0.06...13.14 gpm
Analogue start point ASP
0...636 gph 0...10.6 gpm
Analogue end point AEP
156...792 gph 2.6...13.2 gpm
In steps of
1 gph 0.02 gpm
Volumetric flow quantity monitoring
Pulse value 0.01...99 990 000 gal
Pulse length [s] 0,005...2
Temperature monitoring
Measuring range [°F] -4...176
Resolution [°F] 0.5
Set point SP [°F] -2.5...176
Reset point rP [°F] -3.5...175
Analogue start point [°F] -4...140.5
Analogue end point [°F] 31.5...176
In steps of [°F] 0.5
Accuracy / deviations
Flow monitoring
Accuracy (in the measuring range) ± (0,8 % MW + 0,5 % MEW)
Repeatability ± 0,2% MEW
Temperature monitoring
Accuracy [K] ± 2,5 (Q > 0,26 gpm)
Response times
Flow monitoring
Response time [s] 0.15; (dAP = 0, T19)
Delay time programmable dS, dr [s] 0...50
Damping process value dAP [s] 0...5
Temperature monitoring
Dynamic response T05 / T09 [s] T09 = 20 (Q > 0,26 gpm)
Software / programming
Parameter setting options Flow monitoring; quantity meter; Preset counter; Temperature monitoring; hysteresis / window; normally open / normally closed; switching logic; current/voltage/pulse output; start-up delay; display can be deactivated; Display unit
Interfaces
Communication interface IO-Link
Transmission type COM2 (38,4 kBaud)
IO-Link revision 1.1
SDCI standard IEC 61131-9
Profiles Smart Sensor: Process Data Variable; Device Identification, Device Diagnosis
SIO mode yes
Required master port type A
Process data analogue 3
Process data binary 2
Min. process cycle time [ms] 5
Supported DeviceIDs
Type of operation DeviceID
default 573
Operating conditions
Ambient temperature [°F] 14...140
Storage temperature [°F] -13...176
Protection IP 67
Tests / approvals
EMC
DIN EN 60947-5-9
Shock resistance
DIN EN 60068-2-27 20 g (11 ms)
Vibration resistance
DIN EN 60068-2-6 5 g (10...2000 Hz)
MTTF [years] 145
Pressure Equipment Directive Sound engineering practice; can be used for group 2 fluids; group 1 fluids on request
Mechanical data
Weight [g] 588.5
Materials stainless steel (1.4404 / 316L); PBT-GF20; PC; FKM; TPE
Materials (wetted parts) stainless steel (1.4404 / 316L); PEEK; FKM
Process connection threaded connection 3/4" NPT DN20
Displays / operating elements
Display
Display unit 6 x LED, green (gpm, gph, gal, °F, 10³, 1000 x 10³)
switching status 2 x LED, yellow
measured values alphanumeric display, 4-digit
programming alphanumeric display, 4-digit
Remarks
Remarks
MW = measured value
MEW = Final value of the measuring range
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12; coding: A; Contacts: gold-plated
Diagrams and graphs
Pressure loss
dP Pressure loss
Q volumetric flow quantity