Pepperl Fuchs KFD2-SR2-Ex2.W.SM
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Quick facts
| Availability | Confirmed on request |
| Category | K-System (DIN Rail Mounting) |
| Lifecycle | active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can KFD2-SR2-Ex2.W.SM be shipped?
KFD2-SR2-Ex2.W.SM is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
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Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
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My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for KFD2-SR2-Ex2.W.SM, subject to availability and destination.
Standstill and Rotational Direction Monitor. 2-channel isolated barrier, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Selectable frequency trip values, 2 relay contact outputs, Start-up override, Selectable mode of operation, Line fault detection (LFD), Up to SIL 2 acc. to IEC/EN 61508, Housing width: 20 mm, Number of channels: 2-channel, Trip relay, Start-up override, Rotation direction monitoring, Rotation speed monitoring, Safety Integrity Level (SIL): SIL 2, Rated voltage: 20 ... 30 V DC, Field device: NAMUR sensor. Signal type: Digital Input. Programming: via DIP switch and programmable. Safety Integrity Level (SIL): SIL 2. Connection: Power Rail or terminals 14+, 15-. Rated voltage: 20 ... 30 V DC. Power consumption: max. 1.5 W. Connection side: field side. Connection: Input I: terminals 1+, 2+, 3- ;Input II: terminals 4+, 5+, 6-. Rated values: acc. to EN 60947-5-6 (NAMUR). Open circuit voltage/short-circuit current: approx. 8 V DC / approx. 8 mA. Switching point/switching hysteresis: 1.2 ... 2.1 mA / approx. 0.2 mA. Line fault detection: breakage I ≤ 0.1 mA , short-circuit I > 6 mA. Control input: sensor power supply approx. 8.2 V, impedance 1.2 kΩ. Pulse duration: > 200 µs for standstill monitoring,> 250 µs for rotation direction detecion. Connection side: control side. Connection: output I: terminals 7, 8, 9 ; output II: terminals 10, 11, 12. Contact loading: 250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 40 V DC/2 A resistive load. Minimum switch current: 2 mA / 24 V DC. Energized/De-energized delay: approx. 20 ms / approx. 20 ms. Mechanical life: 107 switching cycles. Trip value: for standstill monitoring:0.1 Hz; 0.5 Hz; 2 Hz; 10 Hzadjustable via DIP switch (S1 and S2). Accuracy: 5 % (S3 = I), 30 % (S3 = II). Start-up override: 5 seconds or 20 seconds, programmable. Frequency range: ≤ 2 kHz. Rotation direction detection: 90° phase difference between pulse input signal 1 and 2, overlapping ≥ 125 µs. Input/Output: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Input/power supply: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Output/power supply: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Output/Output: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Display elements: LEDs. Control elements: DIP switch. Configuration: via DIP switches. Labeling: space for labeling at the front. Electromagnetic compatibility: . Directive 2014/30/EUEN 61326-1:2013 (industrial locations): . Directive 2014/30/EU: EN 61326-1:2013 (industrial locations). Low voltage: . Directive 2014/35/EUEN 61010-1:2010: . Directive 2014/35/EU: EN 61010-1:2010. Electromagnetic compatibility: NE 21:2006. Degree of protection: IEC 60529:2001. Input: EN 60947-5-6:2000. Ambient temperature: -20 ... 60 °C (-4 ... 140 °F). Degree of protection: IP20. Connection: screw terminals. Mass: approx. 150 g. Dimensions: 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2. Height119 mmWidth20 mmDepth115 mm: . Height: 119 mm. Width: 20 mm. Depth: 115 mm. Mounting: on 35 mm DIN mounting rail acc. to EN 60715:2001. EU-type examination certificate: PTB 00 ATEX 2080. Marking II (1)G [Ex ia Ga] IIC [exsign] II (1)D [Ex ia Da] IIIC [exsign] I (M1) [Ex ia Ma] IInputEx iaVoltageUo10.5 VCurrentIo13 mAPowerPo34 mW (linear characteristic): . Marking: II (1)G [Ex ia Ga] IIC [exsign] II (1)D [Ex ia Da] IIIC [exsign] I (M1) [Ex ia Ma] I. Input: Ex ia. Voltage: 10.5 V. Current: 13 mA. Power: 34 mW (linear characteristic). Supply: . Maximum safe voltageUm253 V AC / 125 V DC (Attention! Um is no rated voltage.): Um. Maximum safe voltage: 253 V AC / 125 V DC (Attention! Um is no rated voltage.). Output: . Maximum safe voltageUm253 V AC (Attention! The rated voltage can be lower.): Um. Maximum safe voltage: 253 V AC (Attention! The rated voltage can be lower.). Fault indication output: . Maximum safe voltageUm40 V DC (Attention! Um is no rated voltage.): Um. Maximum safe voltage: 40 V DC (Attention! Um is no rated voltage.). Certificate: TÜV 99 ATEX 1493 X. Marking II 3G Ex ec nC IIC T4 Gc: . Marking: II 3G Ex ec nC IIC T4 Gc. Output: . Contact loading50 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load: . Contact loading: 50 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load. Galvanic isolation: . Input/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 VInput/power supplysafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V: . Input/Output: safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V. Input/power supply: safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V. Directive conformity: . Directive 2014/34/EUEN IEC 60079-0:2018+AC:2020 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 , EN IEC 60079-15:2019: . Directive 2014/34/EU: EN IEC 60079-0:2018+AC:2020 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 , EN IEC 60079-15:2019. FM approval: . FM certificateFM19US0207XControl drawing116-0035: . FM certificate: FM19US0207X. Control drawing: 116-0035. UL approval: E106378. Control drawing116-0145Contact loading250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 30 V DC/2 A resistive load: . Control drawing: 116-0145. Contact loading: 250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 30 V DC/2 A resistive load. CSA approval: . Control drawing116-0047: . Control drawing: 116-0047. IECEx approval: . IECEx certificateIECEx PTB 11.0034 , IECEx TUN 19.0013XIECEx marking[Ex ia Ga] IIC [Ex ia Da] IIIC [Ex ia Ma] I Ex ec nC IIC T4 Gc: . IECEx certificate: IECEx PTB 11.0034 , IECEx TUN 19.0013X. IECEx marking: [Ex ia Ga] IIC [Ex ia Da] IIIC [Ex ia Ma] I Ex ec nC IIC T4 Gc. Supplementary information: Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Specifications
General specifications
| Signal type | Digital Input |
| Programming | via DIP switch and programmable |
Functional safety related parameters
| Safety Integrity Level (SIL) | SIL 2 |
Supply
| Connection | Power Rail or terminals 14+, 15- |
| Rated voltage | 20 ... 30 V DC Ur |
| Power consumption | max. 1.5 W |
Input
| Connection side | field side |
| Connection | Input I: terminals 1+, 2+, 3- ;Input II: terminals 4+, 5+, 6- |
| Rated values | acc. to EN 60947-5-6 (NAMUR) |
| Open circuit voltage/short-circuit current | approx. 8 V DC / approx. 8 mA |
| Switching point/switching hysteresis | 1.2 ... 2.1 mA / approx. 0.2 mA |
| Line fault detection | breakage I ≤ 0.1 mA , short-circuit I > 6 mA |
| Control input | sensor power supply approx. 8.2 V, impedance 1.2 kΩ |
| Pulse duration | > 200 µs for standstill monitoring,> 250 µs for rotation direction detecion |
Output
| Connection side | control side |
| Connection | output I: terminals 7, 8, 9 ; output II: terminals 10, 11, 12 |
| Contact loading | 250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 40 V DC/2 A resistive load |
| Minimum switch current | 2 mA / 24 V DC |
| Energized/De-energized delay | approx. 20 ms / approx. 20 ms |
| Mechanical life | 107 switching cycles |
| Trip value | for standstill monitoring:0.1 Hz; 0.5 Hz; 2 Hz; 10 Hzadjustable via DIP switch (S1 and S2) fmax |
Transfer characteristics
| Accuracy | 5 % (S3 = I), 30 % (S3 = II) |
| Start-up override | 5 seconds or 20 seconds, programmable |
| Frequency range | ≤ 2 kHz |
| Rotation direction detection | 90° phase difference between pulse input signal 1 and 2, overlapping ≥ 125 µs |
Galvanic isolation
| Input/Output | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
| Input/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
| Output/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
| Output/Output | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
Indicators/settings
| Display elements | LEDs |
| Control elements | DIP switch |
| Configuration | via DIP switches |
| Labeling | space for labeling at the front |
Directive conformity
| Electromagnetic compatibility | |
| Directive 2014/30/EUEN 61326-1:2013 (industrial locations) | Directive 2014/30/EU |
| Directive 2014/30/EU | EN 61326-1:2013 (industrial locations) |
| Low voltage | |
| Directive 2014/35/EUEN 61010-1:2010 | Directive 2014/35/EU |
| Directive 2014/35/EU | EN 61010-1:2010 |
Conformity
| Electromagnetic compatibility | NE 21:2006 |
| Degree of protection | IEC 60529:2001 |
| Input | EN 60947-5-6:2000 |
Ambient conditions
| Ambient temperature | -20 ... 60 °C (-4 ... 140 °F) |
Mechanical specifications
| Degree of protection | IP20 |
| Connection | screw terminals |
| Mass | approx. 150 g |
| Dimensions | 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2 |
| Height119 mmWidth20 mmDepth115 mm | Height |
| Height | 119 mm |
| Width | 20 mm |
| Depth | 115 mm |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
Data for application in connection with hazardous areas
| EU-type examination certificate | PTB 00 ATEX 2080 |
| Marking II (1)G [Ex ia Ga] IIC [exsign] II (1)D [Ex ia Da] IIIC [exsign] I (M1) [Ex ia Ma] IInputEx iaVoltageUo10.5 VCurrentIo13 mAPowerPo34 mW (linear characteristic) | Marking |
| Marking | II (1)G [Ex ia Ga] IIC [exsign] II (1)D [Ex ia Da] IIIC [exsign] I (M1) [Ex ia Ma] I |
| Input | Ex ia |
| Voltage | 10.5 V Uo |
| Current | 13 mA Io |
| Power | 34 mW (linear characteristic) Po |
| Supply | |
| Maximum safe voltageUm253 V AC / 125 V DC (Attention! Um is no rated voltage.) | Um Maximum safe voltage |
| Maximum safe voltage | 253 V AC / 125 V DC (Attention! Um is no rated voltage.) Um |
| Output | |
| Maximum safe voltageUm253 V AC (Attention! The rated voltage can be lower.) | Um Maximum safe voltage |
| Maximum safe voltage | 253 V AC (Attention! The rated voltage can be lower.) Um |
| Fault indication output | |
| Maximum safe voltageUm40 V DC (Attention! Um is no rated voltage.) | Um Maximum safe voltage |
| Maximum safe voltage | 40 V DC (Attention! Um is no rated voltage.) Um |
| Certificate | TÜV 99 ATEX 1493 X |
| Marking II 3G Ex ec nC IIC T4 Gc | Marking |
| Marking | II 3G Ex ec nC IIC T4 Gc |
| Output | |
| Contact loading50 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load | Contact loading |
| Contact loading | 50 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load |
| Galvanic isolation | |
| Input/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 VInput/power supplysafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V | Input/Output |
| Input/Output | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V |
| Input/power supply | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V |
| Directive conformity | |
| Directive 2014/34/EUEN IEC 60079-0:2018+AC:2020 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 , EN IEC 60079-15:2019 | Directive 2014/34/EU |
| Directive 2014/34/EU | EN IEC 60079-0:2018+AC:2020 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 , EN IEC 60079-15:2019 |
International approvals
| FM approval | |
| FM certificateFM19US0207XControl drawing116-0035 | FM certificate |
| FM certificate | FM19US0207X |
| Control drawing | 116-0035 |
| UL approval | E106378 |
| Control drawing116-0145Contact loading250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 30 V DC/2 A resistive load | Control drawing |
| Control drawing | 116-0145 |
| Contact loading | 250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 30 V DC/2 A resistive load |
| CSA approval | |
| Control drawing116-0047 | Control drawing |
| Control drawing | 116-0047 |
| IECEx approval | |
| IECEx certificateIECEx PTB 11.0034 , IECEx TUN 19.0013XIECEx marking[Ex ia Ga] IIC [Ex ia Da] IIIC [Ex ia Ma] I Ex ec nC IIC T4 Gc | IECEx certificate |
| IECEx certificate | IECEx PTB 11.0034 , IECEx TUN 19.0013X |
| IECEx marking | [Ex ia Ga] IIC [Ex ia Da] IIIC [Ex ia Ma] I Ex ec nC IIC T4 Gc |
General information
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
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