Pepperl Fuchs WE77/Ex-2 230V

Switch Amplifier. 2-channel, Control circuit EEx ia IIC, 230 V AC supply voltage, Reversible mode of operation, Lead breakage (LB) monitoring, 1 relay contact output (change-over contact) per channel, Housing width: 60 mm, Number of channels: 2-channel, Rated voltage: 198 ... 253 V AC ; 45 ... 65 Hz, Field device: NAMUR sensor, Field device [2]: volt-free contact, Line fault detection, Type: 2 x relay (change-over contact), Reversible mode of operation. Signal type: Digital Input. Connection: terminals 17, 18. Rated voltage: 198 ... 253 V AC ; 45 ... 65 Hz. Power dissipation: 2.5 W. Power consumption: approx. 3.2 VA. Connection side: field side. Connection: terminals 1-, 2+; 8+, 9-. Rated values: acc. to EN 60947-5-6 (NAMUR), see manual 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. 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: 107 switching cycles. Switching frequency: < 10 Hz. Input/Output: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Input/power supply: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Output/power supply: basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Display elements: LEDs. Electromagnetic compatibility: . Directive 2014/30/EUEN 61326-1:2013 (industrial locations): . Directive 2014/30/EU: EN 61326-1:2013 (industrial locations). Low voltage: . Directive 2014/35/EUEN 61010-1:2010: . Directive 2014/35/EU: EN 61010-1:2010. Degree of protection: IEC 60529. Ambient temperature: -20 ... 60 °C (-4 ... 140 °F). Degree of protection: IP20. Connection: screw terminals. Mass: approx. 410 g. Dimensions: 60 x 104 x 110 mm (2.4 x 4.1 x 4.3 inch) (W x H x D) , housing type W2. Height104 mmWidth60 mmDepth100 mm: . Height: 104 mm. Width: 60 mm. Depth: 100 mm. EU-type examination certificate: PTB 02 ATEX 2065. Marking II (1)GD [EEx ia] IIC [circuit(s) in zone 0/1/2]InputEx iaVoltageUo13.4 V DCCurrentIo31 mAPowerPo145 mW (trapezoid characteristic curve): . Marking: II (1)GD [EEx ia] IIC [circuit(s) in zone 0/1/2]. Input: Ex ia. Voltage: 13.4 V DC. Current: 31 mA. Power: 145 mW (trapezoid characteristic curve). Supply: . Maximum safe voltageUm253 V AC (Attention! The rated voltage can be lower.): Um. Maximum safe voltage: 253 V AC (Attention! The rated voltage can be lower.). Output: . Maximum safe voltageUm253 V AC (Attention! The rated voltage can be lower.): Um. Maximum safe voltage: 253 V AC (Attention! The rated voltage can be lower.). Galvanic isolation: . Input/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 VInput/power supplysafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V: . Input/Output: safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V. Input/power supply: safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V. Directive conformity: . Directive 2014/34/EUEN 60079-0:2012+A11:2013 , EN 60079-11:2012: . Directive 2014/34/EU: EN 60079-0:2012+A11:2013 , EN 60079-11:2012. Supplementary information: Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

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