Pepperl Fuchs Switch Amplifier WE 77/Ex-2 115V

Switch Amplifier WE 77/Ex-2 110V * 2-channel * Control circuit EEx ia IIC * 110 V AC supply voltage * Reversible mode of operation * Lead breakage (LB) monitoring * 1 relay contact output (change-over contact) per channel General specifications : Signal type : Digital Input Supply Connection : Terminals 17, 18 Rated voltage : 103.5 ... 126 V AC , 45 ... 65 Hz Power dissipation : 2.5 W Power consumption : approx. 3.2 VA Input : Connection side : field side Connection terminals : 1-, 2+; 8+, 9- 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. : 0.5 ms / min. 0.5 ms Line fault detection : breakage I ≤ 0.1 mA Output : Connection side : control side Connection terminals : 10, 11, 12; 13, 14, 15 Output : signal ; relay Contact loading : 253 V AC/2 A/500 VA/cos φ min. 0,7; 125 V AC/4 A/500 VA cos φ min. 0,7; 40 V DC/2 A/80 W ohmic load Energized/De-energized delay: approx. 10 ms / approx. 20 ms Mechanical life : 10.000.000 switching cycles Transfer characteristics Switching frequency : lt; 10 Hz