The GSMX cellular alarm communicator is different than the Honeywell GSMV in that it is powered by your home security system. Instead of needing to plug in an AC transformer, the auxiliary power terminals of your security system will provide the 200mA of power needed by the GSMX. Before purchasing the GSMX, you should ensure that your home security system has enough available power for the cellular alarm communicator. If you do not have enough power, you should purchase the GSMV instead or install an auxiliary power supply to power the GSMX.
The Honeywell GSMX is a 2G cellular communicator that connects with the AT&T 2G Network, which has since been shut down. As a result, this communicator has been discontinued for sale, and it can no longer be activated. Existing modules will no longer function. When the AT&T 2G Network was still active, the Honeywell GSMX Cellular Communicator provided reliable monitoring service for a connected VISTA System by connecting it with the AlarmNet Servers. This allowed the system to be used with the Total Connect interactive monitoring platform. This communicator was good for its time, but now it is seen as a relic of the past. It also drew all its power from the panel, which often led to power supply issues for the system. We give this communicator a 3 Star rating.
The main thing to like about the Honeywell GSMX when it was still usable is that it provided reliable monitoring service. Cellular connectivity is known for being very reliable once an adequate signal is obtained. This isn't always the case for IP connectivity, as an internet outage will take a system offline. Many Honeywell VISTA users relied on the Honeywell GSMX to provide them with reliable and trustworthy monitoring for their homes and businesses. Once activated, the module also allowed the system to connect with the Total Connect servers, provided the feature was included in the user's alarm monitoring plan. We also like the fact that this communicator can be mounted on the outside of the panel's metal enclosure. This made it easier to install.
The downsides to the Honeywell GSMX are pretty glaring. It can no longer be activated or used in any manner. Anyone with this communicator should have upgraded a long time ago. If you need a new communicator at the time of this writing (late 2019), then we strongly recommend getting an LTE communicator. Another downside to this communicator is that it draws all of its power from the panel rather than using a plug-in transformer. As a result, you will need to calculate its maximum power draw (250 mA) into any draw calculations. That's quite a bit of power for panels that only supply power of up to 600 mA (low P-Series) or 750 mA (TURBO Panels) without the use of a power supply.
The mobile road weather sensor MARWIS turns vehicles into driving weather stations by detecting several critical road and runway weather parameters. It can be installed on vehicles with a distance of 1 - 2m above the surface and delivers information about temperatures, waterfilm heights, dew points, road conditions (dry, moist, wet, snow, ice), ice percentages, rel. humidity and friction with a frequency of up to 100 times per second and a max. output rate of 10 Hz. It serves as an important decision support with regard to preventive gritting. Due to the open interface protocols, MARWIS can be easily integrated into existing winter maintenance monitoring networks. Similarly, the mobile road sensor can communicate directly with the control system on gritting vehicles. The measurement data output supports the protocol UMB binary.
In this short movie our service expert Manuel Kreissig shows you the first steps to install and run the mobile road sensor MARWIS with your car.
To the MARWIS Tutorial: From installation to start-up
The measuring spot of the mobile sensor is approx. 10cm x 10cm in the specified distance. This applies to both the 1m and the 2m version.
If the distance deviates from this, the measuring spot becomes correspondingly larger (with larger distance) or smaller (with smaller distance).
However, it should also be noted that the area of the transmitter and the receiver move further and further apart, as the MARWIS "squints" a little.
The configuration and the read out of data are possible over the UMB-Config-Tool. Through the ViewMondo software from MICKS measurement network data from both mobile and stationary sensors can be combined, visualized (e.g. by thermal mapping) and saved.More software solutions will be available from system integrators.
The sensor is technically compatible with all Bluetooth-enabled devices, which provide a virtual serial (COM-) port for communication. An Apple and an Android app are already designed and available. More software solutions will be developed through third-party suppliers in cooperation with Lufft.
The data volume depends on the number of sensor values and the update interval. Plus the dial-up and the map display (download function). If the sensor is on continuous operation with one transmission per minute, the data volume is estimated by 100 MB per month. With every second transmission of the data amount, the data volume will reach 3.0 GB per month. This are only appraised values. They can vary depending on the mobile device and measurement frequency.
For the calculation of the output measurement values, the internal collected measurands are watched for a certain adjustable time period and evaluated. For the weighting different presets can be chosen. On page 26 of the user manual a corresponding chart is shown. It is important, that the preset measuring rate match the query rate of the MARWIS, because the values change within this interval.
The frequency of the measuring value output is adjustable between an intervall of 100 milliseconds and 5 seconds. Which measurement point is displayed within this interval exactly, can be adjusted by using the road condition model. The related settings are located in the senor devices list, which you can enter via the Bluetooth connection icon on the dashboard display of the MARWIS app. Here you can choose between 6 presets: AVG (default setting), Winter 1, Winter 2, Winter 3, Summer 1 and Summer 2. What the different settings mean exactly, you can find out in the MARWIS manual on page 25f. It is important, that the preset measuring rate match the query rate of the MARWIS, because the values change within this interval.
Due to the mechanical vehicle structure (metallic partition walls, length of the vehicle, etc.), the distance between the sensor and the output device (tablet or smartphone) can be too large for a stable Bluetooth connection. Therefore, please keep the distance as short as possible in order to avoid interferences.
The Data Providing contains of the cloud-based ViewMondo software package. For this, you get an own ViewMondo password-protected account for your mobile and fixed measurement stations. The data will be stored on the Lufft server. With ViewMondo portal you can query, archieve and process the data. providing portal. Since this is associated with an expense incurred for each MARWIS, this offer cannot be transferred to several MARWIS. An annual data providing payment accrues for each MARWIS device. More info on the related Lufft Blog post.
The iOS/Android app includes road condition views on maps, shows all selected values like road temperature, friction, water film height, road condition etc., can adjust the sensor and transfers the data to a (ViewMondo) server.
MARWIS is able to be connected to one mobile device only. After the first established Bluetooth connection, MARWIS tries to reconnect to the same Android device automatically. Therefore, the currently saved Android device needs to be changed. For this, first make sure that the Bluetooth interface of the previous MARWIS connection partner is disabled or out of reach. Also, check if a valid pairing between the new Bluetooth device and the MARWIS sensor consists (in the system settings of the Android device). To initiate the connection, open the MARWIS app. Then, open the list of available MARWIS through the device connection icon in the upper corner to the right. Please click on the MARWIS with which it needs to be paired. After a short time, the Bluetooth connection is established and the former connection partner in the MARWIS is overwritten.
MARWIS is equipped with a combined temperature-humidity-sensor. It is included in the delivery. The sensor should be changed once a year, to provide an exact as possible capture of temperature and humidity. This can be done by the user on site.
When the Bluetooth connection between MARWIS and mobile output device is interrupted, no data will be saved. If the connection between the output device and the server is interrupted, the app saves the data and transfers them with the next connection to the server. The duration of the saving depends on the storage capacity of the main storage. Normally the main storage is about 2 GB, which is enough for several hours.
MARWIS measures the following data:Dew point temperature, road surface temperature, relative humidity over the road surface, water film height and road condition (dry, wet, moist, frozen, snow/ice, critical wetness)
The relative humidity close to the street behaves differently from the one in the ambient air and represents a more exact picture of the actual road weather conditions (micro climate). For instance the question when white frost arises can be answered better with this value. With MARIW 2.0 the relative humidity in the ambient air can be determined as well.
The cigarette lighter of a normal passenger car has a voltage of 12 Voltage. But in order to reach the maximum heating requirement of the MARWIS 24 Volts are required. If your MARWIS often runs with a yellow status LED continuously, we recommend a DC / DC converter such as the Samlex Step Up Converter Step 7 (price about 100 $ on Amazon).
In principle, you have the free choice of the Android tablet. However, it is recommended that it has a 8-inch display size maximally in order to avoid an interference with the street view, such as the Samsung Galaxy Tab 4 (7.0, LTE). Also, it only works with the Android version 4.1 or newer. For the use with ViewMondo, MARWIS requires an UMTS/ LTE (international 3G / 4G) sim card.
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