SM2001 (SMR21XGXFRKG/US)
Product Characteristics
| Type | Magnetic-inductive flow meter |
| Connection | Quick disconnect |
| Process connection | G2 flat seal |
| Pipe connection | By means of an adapter |
| Functionality | Programmable, Totalizer function, Empty pipe detection |
| Outputs | 2 outputs: OUT1 (flow monitoring (binary), flow rate meter (pulse), preset meter (binary)), OUT2 (flow monitoring or temperature monitoring (analog or binary)) |
| Input | Input for counter reset |
| Display | 4-digit alphanumeric display |
| Measuring range | 1.3...160 gpm |
Application
Suitable for conductive liquids of fluid group 2 according to the Pressure Equipment Directive (PED). Requirements include conductivity of ≥ 20 µS/cm and viscosity < 70 mm²/s at 40°C.
Diagram: SM2001 Flow Meter
The SM2001 flow meter is depicted with three views: a front elevation showing the M12 connector and display, a side elevation showing the G2 process connections and overall dimensions, and a top view showing the G2 connection diameter. Key dimensions include a height of 113mm and a process connection diameter of Ø40mm. Certifications CE, CULUS, EAC, and IO-Link compatibility are indicated.
Electrical Data
| Electrical design | DC PNP/NPN |
| Operating voltage | 18...32 V DC 1) |
| Current consumption | < 150 mA |
| Protection class | III |
| Reverse polarity protection | Yes |
Outputs
| Parameter | Details |
| Output function | OUT1: Normally open/closed programmable, or pulse/frequency, or empty pipe detection, or IO-Link.
OUT2: Normally open/closed programmable, or analog (4...20 mA; 0...10 V, scalable), or empty pipe detection. |
| Current rating | 2 x 250 mA |
| Voltage drop | < 2 V |
| Short-circuit protection | Yes (non-latching) |
| Overload protection | Yes |
| Analog output | 4...20 mA; 0...10 V |
| Max. load (4...20 mA) | 500 Ω |
| Min. load (0...10 V) | 2000 Ω |
| Pulse output | Flow rate meter |
| Frequency range | 0.1...10000 Hz |
Measuring / Setting Range
Flow Monitoring
| Parameter | Value |
| Empty pipe detection | Normally closed / open |
| Measuring range | 80...9600 gph (1.3...160 gpm) |
| Display range | -11520...11520 gph (-190...190 gpm) |
| Resolution | 5 gph (0.1 gpm) |
| Set point, SP | 130...9600 gph (2.1...160 gpm) |
| Reset point, rP | 80...9550 gph (1.3...159.2 gpm) |
| Analog start point, ASP | 0...7680 gph (0...128 gpm) |
| Analog end point, AEP | 1920...9600 gph (32...160 gpm) |
| Flow end point, FEP | 320...9600 gph; 5.2...160 gpm |
| Low flow cut-off, LFC | 80...240 gph (1.3...4 gpm) |
| In steps of | 5 gph (0.1 gpm) |
| Frequency end point, FrEP | 0.01...10 kHz |
| In steps of | 10 Hz |
| Measuring dynamics | 1:120 |
Volumetric Flow Quantity Monitoring
| Parameter | Value |
| Measuring range [gal] | 0.0...9 999 E06 |
| Display range [gal] | 0.0...9 999 E06 |
| Set point, SP [gal] | 0.02...9 999 E06 |
| Pulse value | 0.02...160 E06 gal |
| In steps of | 0.02 gal |
Temperature Monitoring
| Parameter | Value |
| Measuring range [°F] | -4...176 |
| Display range [°F] | -40...212 |
| Resolution [°F] | 0.5 |
| Set point, SP [°F] | -2...176 |
| Reset point, rP [°F] | -3...175 |
| Analog start point, ASP [°F] | -4...140 |
| Analog end point, AEP [°F] | 32...176 |
| In steps of [°F] | 0.5 |
Accuracy / Deviations
Flow monitoring
| Accuracy | ± (0.8% MW + 0.5% MEW) 2) |
| Repeatability | ± 0.2% MEW |
Temperature monitoring
| Accuracy | ± 1 (at 77 °F; Q > 4 gpm) |
| Temperature drift | ± 0.0185 °F/K |
Diagram: Pressure loss (dP) / flow rate (Q)
A graph titled 'Pressure loss (dP) / flow rate (Q)' illustrates the relationship between pressure loss in psi and flow rate in gpm. The curve shows that pressure loss increases with flow rate, starting at approximately 0.5 psi at 0 gpm and rising to about 6.5 psi at 160 gpm.
Reaction Times
| Parameter | Value |
| Power-on delay time [s] | 5 |
| Flow monitoring: Start-up delay [s] | 0...50 |
| Flow monitoring: Response time [s] | < 0.35 (dAP = 0) |
| Flow monitoring: Damping, dAP [s] | 0...5 |
| Temperature monitoring: Response time [s] | T09 = 3 (Q > 4 gpm) |
Software / Programming
Programming options include: Hysteresis / window; NO / NC; output logic; current / voltage / frequency / pulse output; start-up delay; display can be deactivated; display unit; empty pipe detection.
Interfaces
| Interface | Details |
| IO-Link Device | COM2 (38.4 kBaud) |
| IO-Link revision | 1.1 |
General Specifications
| SDCI standard | IEC 61131-9 CDV |
| IO-Link Device ID | 390d/00 01 86h |
| Profiles | Smart Sensor: Process Data Variable; Device Identification |
| SIO mode | Yes |
| Required master port class | A |
| Process data analogue | 3 |
| Process data binary | 2 |
| Min. process cycle time | 5 ms |
| Ambient temperature | 14...140 °F |
| Storage temperature | -13...176 °F |
| Protection | IP 65 / IP 67 |
| Pressure equipment directive | Article 3, section 3 - sound engineering practice |
| 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 | 78 Years |
Mechanical Data
| Process connection | G2 flat seal |
| Materials (wetted parts) | Stainless steel 316L / 1.4404; stainless steel 316Ti / 1.4571; PEEK (polyether ether ketone); Hastelloy C-4 (2.4610); Centellen; FKM. |
| Housing materials | Stainless steel 316L / 1.4404; stainless steel 316Ti / 1.4571; PEI; FKM; PBT-GF 20; elastolan. |
| Weight | 3.061 kg |
Displays / Operating Elements
| Display unit | 6 x LED green (gpm, gph, gal, °F, 10³, 1000 x 10³) |
| Switching status | 2 x LED yellow |
| Measured values | 4-digit alphanumeric display |
| Programming | 4-digit alphanumeric display |
Electrical Connection
M12 Connector
M12 connector with gold-plated contacts.
Wiring
Core colors and pin assignments (following DIN EN 60947-5-2):
- Pin 1 (Brown wire): L+
- Pin 2 (White wire): OUT2
- Pin 3 (Blue wire): L-
- Pin 4 (Black wire): OUT1
Output Options
OUT1: 6 options: switching output empty pipe detection, switching output flow rate monitoring, frequency output flow rate monitoring, pulse output quantity meter, signal output preset counter, IO-Link.
OUT2: 6 options: switching output empty pipe detection, switching output flow rate monitoring, switching output temperature monitoring, analogue output flow rate, analogue output temperature, Input for counter reset.
Diagram: Wiring Connections
The electrical connection utilizes an M12 connector with gold-plated contacts. The wiring diagram shows the core colors and their corresponding pin assignments: Pin 1 (Brown wire) is L+, Pin 2 (White wire) is OUT2, Pin 3 (Blue wire) is L-, and Pin 4 (Black wire) is OUT1. This follows the standard DIN EN 60947-5-2 color coding.
Accessories
| Accessories (included) | 2 x packing washer (Centellen); Label. |
Remarks
- 1) To DIN EN 50178, SELV, PELV.
- 2) At 4 gpm, medium and ambient temperature +72 °F ± 7 °F.
- MW = measured value.
- MEW = final value of the measuring range.
Company Information
ifm efector, inc. • 1100 Atwater Drive • Malvern • PA 19355. We reserve the right to make technical alterations without prior notice. Document version: SM2001 - 12.11.2014.
