1. motor power: 300W; torque motor: 100W

2. power supply: AC 220V 50Hz

3. working environment: -25℃---+65℃, RH: less than 95%

4. interface: 1) dry contact DC12V 2) RS232/485

5. running speed (second): 1s, 2s, 4s, 6s

6. barrier arm length(meter): 2-6

7. WD158 with the yellow painting coat. WD158S with the stria stainless steel surface. WD158T with the titanic coating.