The monitor is intended for being installed and used as a component part of direct-call or multi-appartment Cyfral doorphone systems (with one direct-call and one outdoor station) for apartments and offices.
The monitor has a black-and-white CRT.
All connections can be fulfilled mounted on to the wall.
Features:
- Audio and visual communication with the subscriber providing remote door unlocking.
-Simultaneous work with direct-call and outdoor stations.
-Simultaneous work with outdoor stations and additional camera.
- Sound confirmation of both the current call to the subscriber and the door lock being opened
- Ringing volume and video image adjustment.
-Visitors images automatic recording into the digital memory in record mode in cases of call from any doorstation.
-Visitors images recording into the digital memory during any talk.
-Recorded images viewing
Technical description:
- Black-and-white video image,
- Screen size 4",
- 2 video channels,
- Electronic adjustment,
- Snap-shot memory capacity: 32
- Power consumption: not over 18 W
- Power consumption in standby mode: 3,5 W
Comparative table for Cyfral monitors
|
Technical description
|
VM-2020
|
VM-2021
|
VM-2040
|
VM-2041
|
VM-3020
|
VM-3021
|
|
Number of video channels
|
2
|
2
|
4
|
4
|
2
|
2
|
|
Activated channel information display
|
+
|
+
|
+
|
+
|
+
|
+
|
|
Ability to connect 2 door stations to CMCL*
|
+
|
+
|
+
|
+
|
+
|
+
|
|
Choice of ring tones
|
+
|
+
|
+
|
+
|
+
|
+
|
|
Brightness and image contrast adjustment
|
Electronic
|
Electronic
|
Electronic
|
Electronic
|
Electronic
|
Electronic
|
|
Availability of a built-in memory unit
|
-
|
+
|
-
|
+
|
-
|
+
|
|
Number of snapshots in digital memory
|
-
|
32
|
-
|
32
|
-
|
250
|
* -Cyfral doorstations with coordinate-matrix communication line (decimal system).
Maintenance manual and connection diagram.
 VM_2020-2040.pdf
|
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Cyfral VM-2021
