SMART Current Driver/Repeater KFD0-SCS-Ex1.55

• 1-channel isolated barrier
• 24 V DC supply (loop powered)
• Current input/output 4 mA ... 20 mA
• HART I/P or transmitter power supply
• Low voltage drop
• Line fault detection (LFD)
• Up to SIL 2 acc. to IEC 61508

• 技术参数
  
  
 
 
 

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参数表节选：的技术参数 KFD0-SCS-Ex1.55

General specificationsSupplyField circuitSupply circuitTransfer characteristicsDirective conformityConformityAmbient conditionsMechanical specificationsData for application in connection with hazardous areas

Signal type		Analog output
Rated voltage		loop powered
Power dissipation		0.2 W
Connection		terminals 1+, 2 / 3-
Voltage		≥ 16 V for supply voltage > 21 V
Current		4 ... 20 mA (linear transmission 1 ... 22 mA)
Load		≤ 800 Ω (at 20 mA)
Connection		terminals 8-, 9+
Voltage		max. 30 V DC
Current		4 ... 20 mA (quiescent current < 0.5 mA)
Power dissipation		150 mW at 20 mA and UE < 24 V
Voltage drop		see note
Influence of ambient temperature		< 0.5 µA/K
Damping		approx. 3 dB
Rise time		≤ 20 µs at 0 Ω, ≤ 600 µs with 800 Ω load
Electromagnetic compatibility
	Directive 2014/30/EU	EN 61326-1:2013 (industrial locations)
Electromagnetic compatibility		NE 21:2007
Degree of protection		IEC 60529:2001
Ambient temperature		-20 ... 60 °C (-4 ... 140 °F)
Degree of protection		IP20
Mass		approx. 120 g
Dimensions		20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2
Mounting		on 35 mm DIN mounting rail acc. to EN 60715:2001
EC-Type Examination Certificate		PTB 02 ATEX 2064
	Group, category, type of protection	II (2)G [EEx ib] IIC
Statement of conformity		PF 11 CERT 0902 X
	Group, category, type of protection, temperature class	II 3G Ex nA IIC T4 Gc
Directive conformity
	Directive 2014/34/EU	EN 60079-0:2012+A11:2013 , EN 60079-11:2012 , EN 60079-15:2010