Flap size up to approx

• check 0.4 m²(4)
• check 0.8 m²(2)
• check 1 m²(3)
• check 1.5 m²(3)
• check 2 m²(4)
• check 3,2 m²(4)
• check 4 m²(1)
• check 8 m²(1)

Power supply

• check 24V AC/DC(2)
• check 100...240V AC(1)

Control:

• check Continuously (0/2...10V)(1)
• check O/C, 3 point(2)

SPDT Auxiliary Switch:

• check NO(3)
• check YES - 1 pc(1)