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Bộ khuếch đại tín hiệu Switch Amplifier - Pepperl-Fuchs - Switch Amplifier KFD2-SR2-Ex2.W

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Pepperl-Fuchs

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Thông tin nổi bật

Bộ khuếch đại tín hiệu điều khiển. 2-channel isolated barrier; 24 V DC supply (Power Rail); Dry contact or NAMUR inputs; Relay contact output; Line fault detection (LFD); Reversible mode of operation; Up to SIL 2 acc. to IEC 61508

THÔNG TIN THAM KHẢO

Thông tin chi tiết sản phẩm

Bộ khuếch đại tín hiệu Switch Amplifier - Pepperl-Fuchs - Switch Amplifier KFD2-SR2-Ex2.W

Ưu điểm nổi bật

- 2-channel isolated barrier
- 24 V DC supply (Power Rail)
- Dry contact or NAMUR inputs
- Relay contact output
- Line fault detection (LFD)
- Reversible mode of operation
- Up to SIL 2 acc. to IEC 61508

Thông số kỹ thuật

General specifications
Signal type		Digital Input
Functional safety related parameters
Safety Integrity Level (SIL)		SIL 2
Supply
Connection		Power Rail or terminals 14+, 15-
Rated voltage		20 ... 30 V DC
Ripple		≤ 10 %
Rated current		≤ 50 mA
Power dissipation		1 W
Power consumption		< 1.3 W
Input
Connection side		field side
Connection		terminals 1+, 2+, 3-; 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
Pulse/Pause ratio		min. 20 ms / min. 20 ms
Output
Connection side		control side
Connection		output I: terminals 7, 8, 9 ; output II: terminals 10, 11, 12
Output I, II		signal, relay
Contact loading		253 V AC/2 A/cos φ > 0.7; 126.5 V AC/4 A/cos φ > 0.7; 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
Transfer characteristics
Switching frequency		≤ 10 Hz
Galvanic isolation
Input/Output		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V_eff
Input/power supply		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V_eff
Output/power supply		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V_eff
Output/Output		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V_eff
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/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
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) , housing type B2
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 II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I
	Input	Ex ia
	Voltage	10.5 V
	Current	13 mA
	Power	34 mW (linear characteristic)
Supply
	Maximum safe voltage	253 V AC / 125 V DC (Attention! U_m is no rated voltage.)
Output
	Contact loading	253 V AC/2 A/cos φ > 0.7; 126.5 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load
	Maximum safe voltage	253 V AC (Attention! The rated voltage can be lower.)
Fault indication output
	Maximum safe voltage	40 V DC (Attention! U_m is no rated voltage.)
Certificate		PF 08 CERT 0803
	Marking	II (3)G [Ex ic Gc] IIC
Input		Ex ic
	Voltage	10.5 V
	Current	13 mA
	Power	34 mW (linear characteristic)
Output
	Contact loading	253 V AC/2 A/cos φ > 0.7; 126.5 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load
Certificate		TÜV 99 ATEX 1493 X
	Marking	II 3G Ex nA nC IIC T4
Output
	Contact loading	50 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load
Galvanic isolation
	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/EU	EN 60079-0:2012+A11:2013 , EN 60079-11:2012 , EN 60079-15:2010
International approvals
FM approval
	Control drawing	116-0035
UL approval
	Control drawing	116-0145
CSA approval
	Control drawing	116-0047
IECEx approval		IECEx PTB 11.0034
	Approved for	[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
General information
Supplementary information		Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.