for connecting subsystems to large systems with video, maximum loop resistance: 20 Ohm, input voltage: 26 V DC, door opener function with potential-free relay contact (normally open: 24 V DC / 2 A), light switch function with potential-free relay contact (normally open: 24 V DC / 1 A), door opener ex works: 3 seconds / not adjustable, series installation housing 6 HP for top hat rail DIN EN 50022, dimensions: H 90 mm x W 105 mm x D 70 mm