KFD2-DWB-1.D Pepperl+Fuchs Rotation Speed Monitor

Product Item:KFD2-DWB-1.D

Description

General specifications
Signal type		Digital Input
Functional safety related parameters
Safety Integrity Level (SIL)		SIL 2
Supply
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
Input
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 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/Passive	I > 4 mA (for min. 100 ms) / I < 1.5 mA
	Open circuit voltage/short-circuit current	18 V / 5 mA
Output
Connection side		control side
Connection		output I: terminals 10, 11, 12 output II: terminals 16, 17, 18
Output I, II		signal, relay
	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
Transfer characteristics
Input I
	Measurement 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
Galvanic isolation
Input I/other circuits		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V_eff
Output I, II against eachother		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V_eff
Output I, II/other circuits		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V_eff
Start-up override/power supply and collective error		functional insulation acc. to IEC 62103, rated insulation voltage 50 V_eff
Indicators/settings
Display elements		LEDs , display
Control elements		Control panel
Configuration		via operating buttons
Labeling		space for labeling at the front
Directive conformity
Electromagnetic compatibility
	Directive 2014/30/EU	EN 61326-1:2013 (industrial locations)
Low voltage
	Directive 2014/35/EU	EN 61010-1:2010
Conformity
Electromagnetic compatibility		NE 21:2006
Degree of protection		IEC 60529:2001
Ambient conditions
Ambient temperature		-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
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
Mounting		on 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
Certificate		PF 08 CERT 1216 X
	Marking	II 3G Ex nA nC IIC T4 Gc
Output I, II
	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)
Directive conformity
	Directive 2014/34/EU	EN 60079-0:2012+A11:2013 , EN 60079-15:2010
International approvals
UL approval		E223772
General information
Supplementary information		Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Classifications

System	Classcode
ECLASS 11.0	27210128
ECLASS 10.0.1	27210128
ECLASS 9.0	27210128
ECLASS 8.0	27210190
ECLASS 5.1	27210121
ETIM 8.0	EC002918
ETIM 7.0	EC002918
ETIM 6.0	EC002918
ETIM 5.0	EC002475
UNSPSC 12.1	39121007