Pepperl Fuchs KFD2-DWB-1.D

Rotation Speed Monitor. 1-channel signal conditioner, 24 V DC supply (Power Rail), Dry contact or NAMUR inputs, Input frequency 1 mHz ... 12 kHz, 2 relay contact outputs, Start-up override, Configurable by keypad, Line fault detection (LFD), Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511, Housing width: 40 mm, Number of channels: 1-channel, Trip relay, Start-up override, Rotation speed monitoring, Safety Integrity Level (SIL): SIL 2, Rated voltage: 20 ... 30 V DC, Field device: NAMUR sensor, Field device [2]: volt-free contact. Signal type: Digital Input. Safety Integrity Level (SIL): SIL 2. Connection: terminals 23+, 24- or power feed module/Power Rail. Rated voltage: 20 ... 30 V DC. Rated current: approx. 100 mA. Power dissipation/power consumption: ≤ 1.8 W / 1.8 W. Connection side: field side. Connection: Input I: 2-wire sensor: terminals 1+, 3- three wire sensor: terminals 1+, 2- and 3 input II: terminals 13+, 14- start-up override;. Input I: 2- or 3-wire sensor, sensor acc. to EN 60947-5-6 (NAMUR) or mechanical contact. Open circuit voltage/short-circuit current22 V / 40 mAInput resistance4.7 kΩSwitching point/switching hysteresislogic 1: > 2.5 mA ; logic 0: < 1.9 mAPulse duration> 50 µsInput frequency0.001 ... 12000 HzLine fault detectionbreakage I ≤ 0.15 mA; short-circuit I > 4 mA: . Open circuit voltage/short-circuit current: 22 V / 40 mA. Input resistance: 4.7 kΩ. Switching point/switching hysteresis: logic 1: > 2.5 mA ; logic 0: < 1.9 mA. Pulse duration: > 50 µs. Input frequency: 0.001 ... 12000 Hz. Line fault detection: breakage I ≤ 0.15 mA; short-circuit I > 4 mA. Input II: startup override: 1 ... 1000 s, adjustable in steps of 1 s. Active/PassiveI > 4 mA (for min. 100 ms) / I < 1.5 mAOpen circuit voltage/short-circuit current18 V / 5 mA: . Active/Passive: I > 4 mA (for min. 100 ms) / I < 1.5 mA. Open circuit voltage/short-circuit current: 18 V / 5 mA. Connection side: control side. Connection: output I: terminals 10, 11, 12 output II: terminals 16, 17, 18. Output I, II: signal, relay. Contact loading250 V AC / 2 A / cos φ ≥ 0.7 ; 40 V DC / 2 AMechanical life5 x 107 switching cyclesEnergized/De-energized delayapprox. 20 ms / approx. 20 ms: . Contact loading: 250 V AC / 2 A / cos φ ≥ 0.7 ; 40 V DC / 2 A. Mechanical life: 5 x 107 switching cycles. Energized/De-energized delay: approx. 20 ms / approx. 20 ms. Collective error message: Power Rail. Input I: . Measuring range0.001 ... 12000 HzResolution0.1 % of measured value , ≥ 0.001 HzAccuracy0.1 % of measured value , > 0.001 HzMeasuring time< 100 msInfluence of ambient temperature0.003 %/K (30 ppm): . Measuring range: 0.001 ... 12000 Hz. Resolution: 0.1 % of measured value , ≥ 0.001 Hz. Accuracy: 0.1 % of measured value , > 0.001 Hz. Measuring time: < 100 ms. Influence of ambient temperature: 0.003 %/K (30 ppm). Output I, II: . Response delay≤ 200 ms: . Response delay: ≤ 200 ms. Input I/other circuits: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Output I, II against eachother: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Output I, II/other circuits: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Start-up override/power supply and collective error: functional insulation acc. to IEC 62103, rated insulation voltage 50 Veff. Display elements: LEDs , display. Control elements: Control panel. Configuration: via operating buttons. 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. Ambient temperature: -20 ... 60 °C (-4 ... 140 °F). Degree of protection: IP20. Connection: screw terminals. Mass: 300 g. Dimensions: 40 x 119 x 115 mm (1.6 x 4.7 x 4.5 inch) (W x H x D) , housing type C2. Height119 mmWidth40 mmDepth115 mm: . Height: 119 mm. Width: 40 mm. Depth: 115 mm. Mounting: on 35 mm DIN mounting rail acc. to EN 60715:2001. Certificate: PF 08 CERT 1216 X. Marking II 3G Ex nA nC IIC T4 Gc: . Marking: II 3G Ex nA nC IIC T4 Gc. Output I, II: . Contact loading50 V AC/2 A/cos φ > 0.7; 40 V DC/1 A resistive load: . Contact loading: 50 V AC/2 A/cos φ > 0.7; 40 V DC/1 A resistive load. Ambient conditions: . Ambient temperature-20 ... 50 °C (-4 ... 122 °F): . Ambient temperature: -20 ... 50 °C (-4 ... 122 °F). Directive conformity: . Directive 2014/34/EUEN 60079-0:2012+A11:2013 , EN 60079-15:2010: . Directive 2014/34/EU: EN 60079-0:2012+A11:2013 , EN 60079-15:2010. UL approval: E223772. Supplementary information: Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Specifications