Functionality Tests in Accordance with EN 81-28
This subsection describes the procedures for verifying the functionality of the ALARM emergency signaling system in an elevator with 2N Sentrio Cabin according to the EN 81-28 standard requirements. The tests must be carried out before the elevator is put in operation and periodically as a maintenance task.
Open the web configuration interface of 2N Sentrio Cabin.
Go to and verify the following settings:
Activation Press Time is set to less than 3000 ms.
Delayed Call is enabled.
is enabled and the button press time for the test alarm activation is set to 30 seconds.
Go to and verify the following settings:
Rescue Mode is enabled.
If Terminate by Entering Password is enabled, make a note of the password.
6.2.2 ALARM Emergency Signaling Information (4.1.2)
Press and hold the ALARM hardware button with the bell symbol for the time required for triggering the test alarm (min. 30 seconds).
Check that the yellow bell icon appears in the left-hand upper corner of the device display.
When the call is connected to the rescue service, make sure the green call icon appears in the left-hand upper corner.
Verify the two-way communication with the rescue service.
6.2.3 ALARM Emergency Signaling End (4.1.3)
Follow the test steps for 6.2.2 ALARM Emergency Signaling Information (4.1.2).
Ask the rescue service to end the call.
Check that the green call icon on the display has gone off when the call ends. The yellow bell icon remains on.
Exit the rescue mode.
Exit with button 2Press button 2 for 3 seconds.
Button 2 (ALARM2) is an external button plugged into the connector on the back of the main unit (see Connectors 2N Sentrio Cabin); the location being determined by the installing company.
Exit by entering passwordCall 2N Sentrio – dial 2N Sentrio.
Enter the rescue password and press an asterisk for confirmation.
Check that the yellow bell icon on the display has gone out.
6.2.4 Emergency Power Supply (4.1.4)
The 2N Sentrio audio units do not have an emergency power supplies of their own. Their operation during emergency power supply must be verified at the gateway/element providing emergency power to the emergency communication system.
6.2.5 Visual and Acoustic Signals in Elevator Cage (4.1.5)
For some audio units, the external LEDs are led out into the elevator cabin. The installing company is responsible for their placement. Check that the external LEDs are led into the elevator cabin.
The emergency signaling states are indicated by the icon in the left-hand upper corner of the display lighting up.
Connecting call | Active call | Active rescue mode | Rescue mode end | ||
|---|---|---|---|---|---|
 |
| | No icon in the left-hand upper corner of the display |
6.2.6 Communication (4.1.8), ALARM Emergency Signaling Verification (4.1.6), Identification (4.1.7)
Make sure that the elevator door is not fully open.
Press the ALARM hardware button with the bell symbol for the time required for the alarm call activation.
Check that the yellow bell icon appears in the left-hand upper corner of the device display.
When the call is connected to the rescue service, make sure the green call icon appears in the left-hand upper corner.
Verify the two-way communication with the rescue service.
Make sure that the elevator door is not fully open.
Press the ALARM hardware button with the bell symbol for the time required for the alarm call activation.
Check that the yellow bell icon appears in the left-hand upper corner of the device display.
When the call is connected to the rescue service, make sure the green call icon appears in the left-hand upper corner.
Verify the two-way communication with the rescue service.
Ask the rescue service to end the call.
Check that the green call icon on the display has gone off when the call ends. The yellow bell icon remains on.
Press the ALARM button shortly.
Make sure that an audio signal sounds to indicate that the call is being connected. The system must establish connection immediately after the short press.
Check that the yellow bell icon on the display has gone out.
It is necessary to verify on the receiving side that the device is correctly identified on the receiving device. The receiving device is not in the 2N Sentrio portfolio.
Accessibility and Reliability (4.2.1)
The communication in the event of unavailability of the main receiving device and automatic test records (operational calls) need to be verified at the receiving device. The receiving device is not in the 2N Sentrio portfolio.