Logic Control Units, Rotation Speed Monitors | KFD2-DW-Ex1.D
Артикул: KFD2-DW-Ex1.D Pepperl-Fuchs
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Control circuit EEx ia IIC Lead breakage (LB) and short-circuit (SC) monitoring 1 signal output with 1 changeover contact 1 serially switched output 1 error message output LC display Start-up override Preferred direction of the output relay, switching delay, hysteresis and direction of action adjustable
Datasheet as PDF in following languages:
Technical Data: KFD2-DW-Ex1.D Product Description 24 V DC: Supply Connection Power Rail or terminals 17+, 18- Rated voltage 20 ... 35 V DC Ripple ≤ 10 % Rated current ≤ 93 mA Input Connection intrinsically safe: 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. 0.1 ms / min. 0.1 ms Signal level 1-signal: 15 ... 35 V DC (1 mA at 24 V DC) Function startup override Line fault detection breakage I = 0.05 ... 0.15 mA , short-circuit 6.2 ... 7.4 mA Output Connection output I: terminals 7+, 8- ; output II: terminals 9+, 13- ; output III: terminals 10, 11, 12 Output I fault signal ; electronic output, passive Output II serial switching ; electronic output, passive Output III signal ; relay Contact loading 250 V AC / 2 A /cos φ ≥ 0.7; 40 V DC / 2 A resistive load Mechanical life 5 x 107 switching cycles Directive conformity Electromagnetic compatibility Directive 89/336/EEC on request Ambient conditions Ambient temperature -25 ... 65 В°C (-13 ... 149 В°F) Mechanical specifications Protection degree IP20 Mass approx. 270 g Data for application in connection with Ex-areas EC-Type Examination Certificate PTB No. Ex-89.C.2145 ; for additional certificates refer to the approval list Group, category, type of protection [EEx ia] IIC resp. [EEx ia] IIB Directive conformity Directive 94/9/EC on request
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