Isolated Switch Amplifier | WE 77/Ex-1
Артикул: WE 77/Ex-1
Наименование: Isolated Switch Amplifier | WE 77/Ex-1
Производитель: Pepperl-Fuchs
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1-channel Control circuit EEx ia IIC 230 V AC supply voltage Reversible mode of operation Lead breakage (LB) monitoring 1 relay output with 1 changeover contact
Datasheet as PDF in following languages:
Technical Data: WE 77/Ex-1 Supply Connection terminals 11, 12 Rated voltage 198 ... 253 V AC ; 45 ... 65 Hz Power consumption approx. 3.5 VA Input Connection terminals 1-, 2+ Rated values acc. to EN 60947-5-6 (NAMUR), see system description for electrical data Pulse/Pause ratio min. 0.5 ms / min. 0.5 ms Line fault detection breakage I ≤ 0.1 mA Output Connection terminals 7, 8, 9 Output signal ; relay , non-intrinsically safe Contact loading 250 V AC/4 A/500 VA/cos φ > 0.7 220 V DC/0.1 A; 60 V DC/0.6; 24 V DC/4 A Energized/De-energized delay approx. 10 ms / approx. 20 ms Mechanical life 107 switching cycles Transfer characteristics Switching frequency < 10 Hz Ambient conditions Ambient temperature -25 ... 60 В°C (-13 ... 140 В°F) Mechanical specifications Mass approx. 390 g Dimensions 40 x 104 x 110 mm (1.6 x 4.1 x 4.3 in) Data for application in connection with Ex-areas EC-Type Examination Certificate PTB No. Ex-79/2043X , for additional certificates see www.pepperl-fuchs.com
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