Hormann A445 Manual Jun 2026

Sets hold-open time before auto-closing (adjustable from 0 to 240 seconds). Relay Output Function

In the event of a power failure, the door can be released by pulling the green/red toggle on the traveler to operate it manually. Resources & Manuals

Proper physical placement and correct wiring are foundational to a reliable automated system. Mounting the Control Box

: Uses an electronic encoder via CAN bus rather than mechanical limit switches. Parkeerapparatuur.nl Core Features & Functionality Programming & Display hormann a445 manual

Safety Warning: Always isolate the main power supply before opening the enclosure or adjusting wire connections. Power Connection

: Calibrates down-force safety margins. If resistance exceeds this setting, the door safely reverses upward.

Clean the lenses of the transmitter and receiver. Realign the sensors until the internal LED illuminates continuously. Error 21: Emergency Stop Active Sets hold-open time before auto-closing (adjustable from 0

The installation must strictly comply with regional electrical and commercial building regulations. Only trained, certified industrial door fitters should attempt to mount or service the physical infrastructure. Mounting the Enclosure

Foil keys for Up-Stop-Down control and an optional integrated main switch. Basic Programming Steps For initial setup or limit adjustments:

This guide is for informational purposes only. Always refer to the original Hörmann A445 installation and operating manual for safety instructions. If you are unsure about electrical work, consult a certified technician. Mounting the Control Box : Uses an electronic

3-phase 400V AC or 1-phase 230V AC (depending on configuration).

: Indicates the lifting cables are slack, often due to a mechanical obstruction during closing. Hormann Door Control A 445 complete in Enclosure