Manufacturer: Pepperl+Fuchs
Type: Isolated Switch Amplifier
Model: WE77/EX1
Part No.: 01544S

Supply Voltage: 230 V AC
Rated Voltage: 198 … 253 V AC
Frequency: 45 … 65 Hz
Power Consumption: approx. 2.3 VA
Power Loss: 1.6 W
Input:
Connection: terminals 1-, 2+
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: ≥ 0,5 ms / ≥ 0,5 ms
Output:
Connection: terminals 7, 8, 9
Energized/De-Energized Delay: approx. 10 ms / approx. 20 ms
Output Contact: changeover contact
Dimensions: 40 x 104 x 110 mm
Ambient Temperature: -20 … 60 °C
Degree of Protection: IP20