For TwinBus door intercom systems. Hands-free communication to the door station and opening of the main door and/or floor door. -Door opener button. -Button for staircase light or call silencing. -Call silencing: door call is signaled visually. -Answer/end call. -Voice and ringtone volume control in 4 levels. -5 ringtones. -Ringtone differentiation between door and floor. -Call connection relay. -Audio privacy feature. -Up to 10 door station bell buttons can be programmed. -Large connection space. -Low installation height (16 mm). Installation takes place on a standard flat flush-mounted device box in accordance with DIN 49073, Part 1. Supply voltage: TwinBus from power supply unit 17573. Current consumption in idle state: max. 3 mA. Controls: Door opener button, button for staircase light/call silencing, volume control, answer/end call. Dimensions: 126x55 mm (HxW).
To be completed with:
1-M frame, 2-way without middle bar 3898..
ATELIER-M frame, 2-way without middle bar 3888..
M-SMART frame, 2-way without middle bar 4788.., 4848..
M-ARC frame, 2-way without middle bar 4858..
M-STAR frame, 2-way without middle bar 4668.., 4768.., 4868..
M-PLAN frame, 2-way without middle bar 4888.., 5158..
M-PLAN real glass frame, 2-way without middle bar 4878..
M-PLAN metal frame, 2-way without middle bar 4758..
Scope of delivery: TwinBus connection terminal. Support ring and screws.
Material: Brilliant thermoplastic.
Color: polar white glossy.
| Property | Value |
| Installation technology: | Bus system |
| Color: | white |
| Operation of door opener: | yes |
| With automatic door opener: | no |
| Call differentiation: | yes |
| Switching functions: | yes |
| Internal communication: | no |
| Mounting type: | Flush-mounted |
| Volume control: | yes |
| Function lamps: | yes |
| Call silencing: | yes |
| Additional device can be connected in series: | no |
| Tap-proof: | yes |
| With video: | no |
| Material: | Plastic |
| With memory function: | no |
| Hands-free: | yes |
| Connection to smartphone possible: | no |
| Hearing aid compatible: | no |
| With touchscreen: | no |
| Width: | 55 mm |
| Height: | 126 mm |
| Depth: | 16 mm |
