MotionProtect Curtain is a wireless curtain motion detector. Designed for indoor use with a narrow horizontal detection angle, the detector is intended to monitor windows, doors and other entrances and exits in the protected facility. MotionProtect Curtain detects movements at a distance of up to 15 meters.

The MotionProtect Curtain, connected to the hub via the protected Jeweller protocol, is part of the Ajax security system. The transmission distance is up to 1700 meters without obstacles. The detector can operate for up to 3 years on the pre-installed battery.

The detector is set up via an app for iOS and Android smartphones. The app notifies the user of all events through push notifications, SMS messages and calls (if activated).

The user can also connect Ajax to the central monitoring station of a security service.

A connection to the ocBridge Plus and uartBridge integration modules is not provided.

Buy curtain motion detector MotionProtect Curtain

Functional elements

  1. LED display.
  2. Motion detector lens.
  3. Hole for attaching the SmartBracket plate with the included screw.
  4. QR code with device ID. Used to connect the device to the Ajax security system.
  5. On/off switch of the detector.
  6. Tamper protection button . Triggered when an attempt is made to tear the detector off the surface or remove it from the mount.
  7. SmartBracket mounting plate. To remove the plate, slide it down.

functionality

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The IR sensors of the MotionProtect Curtain detector detect intrusion into a protected area by detecting moving objects whose temperature is close to the temperature of the human body.

When the system is armed, the detector regularly monitors the signals from two IR sensors. When motion is detected, the detector immediately sends an alarm to the hub and signals this with a green flashing LED. In the event of an alarm, the hub activates the sirens and notifies the user and the security service.

The motion alarm is transmitted every 5 seconds.

To avoid false alarms, MotionProtect Curtain has a correlation signal processing function that users can enable in the detector settings . When the correlation signal processing function is enabled, the detector will only send an alarm to the hub if both PIR sensors detect identical motion signals. When the correlation function is turned off, MotionProtect Curtain will send an alarm even if only one of the two PIR sensors is triggered.

Correlation in signal processing – benefits and functionality

Register detectors at the hub

Before you start registering the detector:

  1. Turn on the hub and check the Internet connection (via Ethernet cable and/or GSM network).
  2. Install the Ajax app on your smartphone. Create an account, add a hub to the application and create at least one room.
  3. Check the hub status in the app and make sure the hub is disarmed and not performing updates.

Please note that only a user with administrator rights can add a device to the hub

How to connect the MotionProtect Curtain to the hub:

  1. Click Add Device in the Ajax mobile app.
  2. Name the device, scan the QR code or enter it manually (located on the detector body and its packaging), assign the detector to a room and click Add . The countdown will then start.
  3. Turn on the device by pressing and holding the power button for 3 seconds.

In order for detection and connection to occur, the device must be within the radio range of the hub and in the same protected object. A connection request is only sent to the hub when the device is switched on.

If the MotionProtect Curtain failed to connect to the hub, it will automatically turn off 6 seconds after powering on. You do not need to turn off the device to try again.

If MotionProtect Curtain has already been assigned to another hub, turn off the detector and follow the standard registration procedure.

After adding, the detector will appear in the list of hub devices in the app. The update of device statuses in the list depends on the polling interval set in the hub settings. The default value is 36 seconds.

If the detector detects motion before the system is armed, it will not arm immediately but will arm the next time the hub pings.

conditions

The states contain information about the device and its functionality. You can find the MotionProtect Curtain states in the Ajax app:

  1. Log in to the Ajax app.
  2. Select the Hub if you have more than one or are using a PRO app.
  3. Go to the Devices menu .
  4. Select MotionProtect Curtain from the list.
parameter Value
temperature Temperature of the detector. It is measured on the processor and changes gradually. The permissible measurement deviation between the value displayed in the app and the ambient temperature is 2°C. The value is updated as soon as the detector detects a temperature change of at least 2°C. You can set up a temperature scenario to control automation devices Learn more
Jeweller signal strength Signal strength between the hub / wireless repeater and the detector via Jeweller. The recommended value is 2-3 bars. Jeweller is a protocol for transmitting MotionProtect Curtain events and alarms.
Connection via Jeweller The connection status between the hub or wireless repeater and the detector via Jeweller: Online — the detector is connected to the hub or wireless repeater. Offline — the detector is not connected to the hub or wireless repeater.
ReX Indicates whether a signal-amplifying radio repeater is used
Battery charge Device battery level: OK Low battery When the battery level is low, notifications are displayed in the Ajax apps and sent to the security company. The detector can continue to work for up to 2 months after a low battery notification. Battery level display in Ajax apps Battery life calculator
Housing cover The state of the detector's tamper switch, which responds to removal or opening of the device's casing: Open — the detector has been removed from the SmartBracket or the casing has been damaged. Check the detector's fastening. Closed — the detector is installed on the SmartBracket mounting plate. The device's casing and mounting plate are not damaged. Normal condition. Learn more
Input delay (sec.) Entry delay: from 5 to 120 seconds. The entry delay (alarm activation delay) is the time the user has after entering the secured area to disarm the security system. Learn more
Exit delay (sec.) Exit delay: from 5 to 120 seconds. The exit delay (arming delay) is the time the user has to leave the secured area after the security system is armed. Learn more
sensitivity Motion detector sensitivity level: Low Medium High The sensitivity is selected based on the detection range test results.
Correlation signal processing Status of the signal correlation processing function
Always active (24h) When this option is enabled, the detector is always armed. This means that the detector will react to movement and trigger an alarm regardless of the arming mode. Learn more
Temporary deactivation Shows the status of the temporarily disabled device's functionality: No — the device is working in normal mode and transmitting all events. Enclosure only — the hub administrator has disabled notifications from the tamper switches. Completely — the device is completely excluded from the system's operation by the hub administrator. The device does not execute system commands and does not report alarms or other events. By number of alarms — the device is automatically disabled by the system when the number of alarms is exceeded (set up in the automatic device deactivation settings). This function is configurable in the Ajax PRO app. Learn more
Firmware Firmware version of the detector
Device ID Identification. Can also be found via the QR code on the detector housing and on the packaging.
Devices № Number of the device loop (zone).

Setting up the detector

To change the detector settings in the Ajax app:

  1. Select the Hub if you have more than one or are using a PRO app.
  2. Go to the Devices menu .
  3. Select MotionProtect Curtain from the list.
  4. Go to Settings by clicking on the gear icon .
  5. Make the desired settings.
  6. Click Back to save the new settings.
Attitude Value
Surname Detector name. Appears in the list of hub devices, SMS text, and event feed notifications. To change the detector name, click the text box next to the name. The name can consist of up to 12 Cyrillic or 24 Latin characters.
Space Selection of the virtual room to which MotionProtect Curtain is assigned. The name of the room will be displayed in the SMS text and in notifications in the event feed of Ajax apps.
sensitivity Sensitivity level of the motion detector. The choice depends on the following factors: the type of object, possible causes of false alarms, as well as peculiarities of the protected area: Low — there are probable causes of false alarms in the protected area. For example, tall bushes. Medium (default) — recommended level, suitable for most objects. Do not change it if the detector is working correctly. High — there are no risks of interference in the protected area; the maximum detection range and the speed of alarm detection are important. For example, if the detector is installed in a narrow passage. Before selecting the sensitivity level, perform the detection range test . If during the test the detector does not respond to movement in 5 out of 5 cases, the sensitivity should be increased.
Correlation signal processing If movement is detected when the correlation function is deactivated, MotionProtect Curtain also analyses the signals received from two infrared sensors to protect against false alarms. Learn more
Always active (24h) When this option is enabled, the detector is always armed. This means that the detector will react to movement and trigger an alarm regardless of the arming mode. Learn more
Input delay (sec.) Entry delay: from 5 to 120 seconds. The entry delay (alarm activation delay) is the time the user has after entering the secured area to disarm the security system. Learn more
Exit delay (sec.) Exit delay: from 5 to 120 seconds. The exit delay (arming delay) is the time the user has to leave the secured area after the security system is armed. Learn more
Armed in night mode When activated, the detector will be armed when the system enters night mode
Night mode entry delay (sec.) Entry delay in night mode : from 5 to 120 seconds. The entry delay (alarm activation delay) is the time the user has after entering the secured area to disarm the security system. Learn more
Exit delay in night mode (sec.) Exit delay in night mode : from 5 to 120 seconds. The exit delay (arming delay) is the time the user has to leave the secured area after the security system is armed. Learn more
LED alarm indicator Allows you to disable the LED indicator from blinking during an alarm. Available for devices with firmware version 6.53.1.1 or higher Determine the firmware version or ID of the detector or device
Alarm by siren when movement is detected If activated, the sirens connected to the system will be activated when motion is detected
Jeweller signal strength test Switches the detector to Jeweller Signal Strength Test mode. The test allows you to check the signal strength between the hub or wireless repeater and the detector using the Jeweller wireless protocol to determine the optimal installation location. The recommended value is 2-3 bars. Learn more
Detection range test Puts the detector into detection area test mode. The test allows the user to check how the detector responds to motion to determine the optimal installation location. If the detector does not respond to motion 5 out of 5 times during the test, increase the sensitivity or change the location of the detector. Learn more
Signal attenuation test Puts the detector into signal attenuation test mode. During the test, the transmitter power is reduced or increased to simulate a change in the environment and to test the stability of the communication between the detector and the hub. Available on detectors with firmware version 3.50 and newer. Learn more
Temporary deactivation Allows the user to disable the device without removing it from the system. Two options are available: No. Completely — the device does not execute system commands and does not participate in automation scenarios, in addition, the system ignores alarms and other device notifications. Enclosure only — the system ignores notifications triggered by tampering with the detector. More about temporary device deactivation The system can also automatically disable devices when the set number of alarms is exceeded. More about automatic deactivation
User Guide Opens the MotionProtect Curtain user manual in the Ajax app.
Unpair device Unpairs the detector: disconnects it from the hub and deletes its settings.

Detector display

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The MotionProtect Curtain LED can light up red or green depending on the device status.

Display when pressing the on/off button

Event Advertisement
Press the on/off switch (detector is switched on) Lights up red when button is pressed
Turn on Lights green while the device is turned on
Turn off Lights up red first and then flashes three times

Display when the detector is switched on

Event Advertisement Notice
Register detectors at the hub Lights up green for a few seconds
Hardware error Flashing red continuously The detector needs to be repaired. Contact customer service
Triggering motion or tampering alarm Lights green for about one second
Battery needs to be replaced Pulsates slowly green Changing the detector battery is described in the Battery Replacement section

Functional test

The Ajax security system allows you to check the proper functioning of the connected devices.

Tests start within 36 seconds (default setting). The start time of the test depends on the detector's polling interval settings (under Jeweler in the Hub settings).

Signal strength test

Test detection range

Damping test

ajax motionprotect curtainajax motionprotect curtainajax motionprotect curtain

Selecting the detector location

The effectiveness of the security system depends on the location of the detector. When choosing the installation location for MotionProtect Curtain, consider the direction of the light filter and obstacles that may affect the detector's field of view and the transmission of the radio signal.

When installing, pay attention to the detection range of the detector and the beam width of the sensor. Incorrect placement of the detector will lead to false alarms or incorrect functioning of the detector.

ajax motionprotect curtain Horizontal and vertical detection angles
Detection range of the detector Beam width
3 meter 0.3 metres
6 metres 0.6 metres
9 meters 0.9 metres
12 metres 1.25 metres
15 metres 1.55 metres

Device is intended for indoor installation only.

Do not install the detector in the following locations:

  • outside the premises (outdoors)
  • in front of the window when direct sunlight falls on the light filter
  • towards objects with rapid temperature changes (e.g. electric and gas heaters)
  • towards moving objects with a temperature close to the temperature of the human body (moving curtains over the radiator)
  • in places with rapid air circulation (fans, open windows or doors)
  • near metallic objects and mirrors that can attenuate or shield a radio signal
  • in rooms with temperature and humidity values outside the permissible range
  • closer than 1 meter to the hub

If the detector reacts to faults and triggers false alarms, but it cannot be installed in another location, activate the correlation signal processing function in the settings.

Please note that when correlation signal processing is switched on, the range of motion detection is reduced depending on the sensitivity level of the detector.

sensitivity Motion detection range with signal correlation processing enabled* Motion detection range with signal correlation processing switched off*
Low Up to 6 m Up to 11 m
Normal Up to 7 m Up to 13 m
High Up to 8 m Up to 15 m

*at an ambient temperature of 23°C

If possible, avoid locations where the detector will detect movement further away than necessary. The best place to install the detector is within a closed contour. For example, install the detector directly in the doorway to control movement through the arch. Then the detector will only be triggered when a person passes through it.

To prevent the detector from reacting to pets, it must be installed upside down so that the animals can move freely outside the detection area.

The installation location of the MotionProtect Curtain depends on the distance to the hub and obstacles between the devices that can interfere with the radio signal: walls, floors, solid objects in the room.

Check the signal strength at the installation location. If the signal level is one bar, we cannot guarantee the stable operation of the security system. Take all possible measures to improve the signal quality! At the very least, you should move the device - even 20 centimeters can significantly improve the reception quality.

If the device has a weak or unstable signal strength at the other location, use a signal-boosting wireless repeater .

The orientation of the detector's light filter should be at right angles to the expected entry path into the room.

Make sure that furniture, houseplants, vases, decorative or glass structures do not block the detector's field of view.

We recommend installing the detector at a height of 2.4 meters

Installing the detector at a height other than the recommended one will narrow the detection zone and may affect the quality of motion detection.

Remember that MotionProtect Curtain does not detect movement behind the glass, so do not install the detector in locations where glass structures may limit the view, such as locations where an open window may limit the device's viewing angle.

ajax motionprotect curtain

Installing the detector

Before installing the detector, make sure that you have chosen a suitable installation location and that it complies with the requirements in this manual!

There are two ways to install MotionProtect Curtain:

  • directly on a surface
ajax motionprotect curtain
  • on the supplied bracket.

Assembly:

  1. Fasten the SmartBracket plate or bracket to the surface using the screws provided or other equally reliable fasteners. Fasten the SmartBracket plate to the bracket provided using the screws.
  2. Place the detector on the SmartBracket mounting plate.
  3. Attach the detector to the SmartBracket mounting plate with a screw.

Use the double-sided tape only to temporarily fix the detector in place. Over time, the tape will dry out, which may cause the detector to fall and trigger a false alarm from the security system. In addition, the device may be damaged by a blow/impact.

If the detector's indicator light does not light up after placing it on the SmartBracket, check the tamper alarm status in the Ajax app and then check that the mounting plate is firmly in place. If you remove the detector from the surface or mounting plate, you will receive a notification.

After installing the detector, perform the detection area test . In case of faulty operation, install the detector in a different location.

Maintenance of the detector and battery replacement

Regularly check the functionality of the MotionProtect Curtain detector. If necessary, clean the detector housing of dust, cobwebs and other contaminants. Use a soft, dry cloth suitable for device maintenance.

Do not use substances containing alcohol, acetone, gasoline and other active solvents to clean the detector. Wipe the lens very carefully and gently - scratches on the plastic can affect the sensitivity of the detector.

The installed battery ensures autonomous operation for up to 3 years (at a hub polling interval of 3 minutes). When the battery is almost discharged, the security system sends a notification and the LED pulses slowly when the detector detects motion or the tamper button is triggered.

How long do batteries in Ajax devices work and what influences their lifespan

Battery replacement

Technical data

sensor PIR sensor, 2 pcs.
Detection angle Horizontal — 6°; vertical — 90°
Speed of motion detection From 0.3 to 2 m/s
Installation location Indoors only
Motion detection area Up to 15/13/11 m (with active correlation signal processing – up to 8/7/6 m, depending on sensitivity settings)
Reduction of false alarms Yes, correlation signal processing
Sabotage contact Yes, to detect that the housing has been removed and damaged
Radio communication protocol Jeweller Learn more
Radio frequency band 866.0 – 866.5MHz
868.0 – 868.6MHz
868.7 – 869.2MHz
905.0 – 926.5MHz
915.85 – 926.5MHz
921.0 – 922.0MHz
Depends on the sales region.
compatibility Only works with Ajax hubs and wireless signal repeaters
RF signal strength Up to 20 mW
Radio signal modulation GFSK
Radio range Up to 1700 m (without obstacles)
Power supply 1 CR123A, 3V battery
Battery life Up to 3 years
Installation method Indoor only
Operating temperature range From -10°C to +40°C
Protection class IP54
Overall dimensions 134 × 44 × 34mm
Weight 118g
lifespan ten years

Compliance with standards

Complete set

  1. MotionProtect Curtain
  2. SmartBracket mounting plate
  3. Battery CR123A (pre-installed)
  4. Mounting kit
  5. Quick start guide
  6. Supplied bracket

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