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德国倍加福KFD2-SRA-EX2大量现货

产地：

规格：KFD2-SRA-EX2

公司所在地：上海上海

电话：13795292065

详细信息

KFD2-SRA-EX2

参数表节选：的技术参数 KFD2-SRA-Ex2

产品阐述
2-channel

Supply
Connection		Power Rail or terminals 14+, 15-
Rated voltage		20 ... 30 V DC
Ripple		≤ 10 %
Rated current		45 ... 70 mA
Power dissipation		approx. 1.26 W
Input
Connection		terminals 1-, 2+, 3-
Rated values		acc. to EN 60947-5-6 (NAMUR), see system description for electrical data
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
Pulse/Pause ratio		min. 20 ms / min. 20 ms
Line fault detection		breakage I ≤ 0.15 mA
Output
Connection		output I: terminals 7, 8 ; output II: terminals 8, 9
Output I, II		Signal I/II ; relay
Contact loading		253 V AC/2 A /cos φ > 0.7; 40 V DC/2 A resistive load;
Energized/De-energized delay		approx. 20 ms / approx. 20 ms
Mechanical life		5 x 10⁶ switching cycles
Collective error message		Power Rail
Transfer characteristics
Switching frequency		≤ 10 Hz (non-AC operation) ≤ 3 Hz (AC operation)
Directive conformity
Electromagnetic compatibility
	Directive 89/336/EEC	EN 61326
Conformity
Insulation coordination		EN 50178
Galvanic isolation		EN 50178
Electromagnetic compatibility		NE 21
Degree of protection		IEC 60529
Ambient conditions
Ambient temperature		-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protection		IP20
Mass		approx. 150 g
Dimensions		20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch)
Data for application in connection with hazardous areas
EC-Type Examination Certificate		ZELM 99 ATEX 0009
	Group, category, type of protection	II (1)G [EEx ia] IIC
Directive conformity
	Directive 94/9/EC	EN 50014, EN 50020

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