Pepperl+Fuchs Smart Transmitter Power Supply Kfd2-Stc4-Ex2

• Condition: New
• Customized: Non-Customized
• Transport Package: Carton
• Specification: P+F
• Trademark: AIMIQU
• Origin: Chinna
• Model NO.: KFD2-STC4-EX2
• HS Code: 9026100000
• Production Capacity: 9999999pieces/Year

Product Description

Pepperl+Fuchs SMART Transmitter Power Supply KFD2-STC4-Ex2

• 2-channel isolated barrier
• 24 V DC supply (Power Rail)
• Input 2-wire SMART transmitters
• Output 0/4 mA ... 20 mA
• Terminals with test points
• Up to SIL 2 acc. to IEC/EN 61508

Connection		Power Rail or terminals 14+, 15-
Rated voltage	Ur	20 ... 35 V DC
Ripple		within the supply tolerance
Power dissipation		1.8 W
Power consumption		max. 2.7 W
Input
Connection side		field side
Connection		terminals 1+, 3-; 4+, 6-
Input signal		0/4 ... 20 mA
Available voltage		≥ 16 V at 20 mA, terminals 1+, 3
Output
Connection side		control side
Connection		terminals 7-, 8+; 10-, 11+
Load		0 ... 550 Ω at 20 mA
Output signal		0/4 ... 20 mA (overload > 25 mA)
Ripple		max. 50 µA rms
Transfer characteristics
Deviation		at 20 °C (68 °F), 0/4 ... 20 mA ≤ 10 µA incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage
Influence of ambient temperature		0.25 µA/K
Frequency range		field side into the control side: bandwidth with 1 Vpp signal 0 ... 7.5 kHz (-3 dB) safe area to hazardous area: bandwidth with 1 VSS signal 0.3 ... 7.5 kHz (-3 dB)
Settling time		200 µs
Rise time/fall time		20 µs
Galvanic isolation
Output/power supply		functional insulation, rated insulation voltage 50 V AC
Output/Output		functional insulation, rated insulation voltage 50 V AC
Indicators/settings
Display elements		LED
Labeling		space for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EU		EN 61326-1:2013 (industrial locations)
Conformity
Electromagnetic compatibility		NE 21:2011
Degree of protection		IEC 60529:2001
Protection against electrical shock		UL 61010-1:2012
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 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , (W x H x D) 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		BAS 99 ATEX 7025 X
Marking		1 II (1)G [Ex ia Ga] IIC , 1 II (1)D [Ex ia Da] IIIC , 1 I (M1) [Ex ia Ma] I
Input		[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
Voltage	Uo	25.2 V
Current	Io	93 mA
Power	Po	0.586 W
Supply
Maximum safe voltage	Um	250 V (Attention! The rated voltage can be lower.)

Certificate		TÜV 99 ATEX 1499 X
Marking		1 II 3G Ex nA II T4
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 IEC 60079-0:2018+AC:2020 , EN 60079-11:2012 , EN 60079-15:2010
International approvals
UL approval		E106378
Control drawing		116-0428 (cULus)
IECEx approval
IECEx certificate		IECEx BAS 04.0015X IECEx CML 15.0055X
IECEx marking		[Ex ia Ga] IIC , [Ex ia Da] IIIC , [Ex ia Ma] I Ex nA 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.