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Can I connect a different antenna to the Wifi-capable cMT SVRs?
Yes, you can replace the stock antenna with an aftermarket one. The antenna connector on the cMT-SVR is RPSMA Female.
How to control object visibility in EBPro
The Enhanced or Basic security feature can indeed be used to control object visibility, as select objects can be hidden for different access levels. Object visibility an also be controlled based on the status of a bit, which can be configured on the Security tab in the object attributes window.
What is the range of the Wifi on the CMT-SVR-200/202?
The WiFi spec for the cMT-SVR-200 series is IEEE 802.11 b/g/n. 802.11b/g has a range up to 150 feet (can be affected by building materials). 802.11n has a range of up to 175 feet (can be affected by building materials). So the range depends on whether the receiver uses b, g, or n. So to…
Can a cMT SQL Advanced Query command call a SQL Stored Procedure?
Yes, SQL stored procedures can be called from the Advanced SQL Query object in EBPRO. The role of HMI is just a client, the HMI simply sends the command to SQL server to execute the stored procedure. In order to call a stored procedure, use the keyword EXEC followed by the name of the stored…
Advanced SQL Query Object Character Limit: 2000
How many characters are allowed in an Advanced SQL Query command? As of EBPro v6.05.02, the SQL query command limit will allow up to 2000 characters.
Interfacing with an SQL database table: the SQL Advanced Query Object vs. Macro
There are no macro instructions that allow a macro to directly interface with table data in a SQL database. The data would need to be copied from the database into local HMI memory before it can be accessed by the macro, which is tedious if large amounts of data need to be manipulated. It is…
When I create a new Meter Display object and use a REAL or DINT data type/tag from a PLC, I can not add negative values in the limits.
When creating a New Meter Display Object for a cMT Series HMI, you may not be able to assign a negative value for the minimum or maximum values when using REAL, DINT, or INT signed data types. Solution: First, select a Local Word (LW) register for the Read Address in the Meter Display Object Properties…
How to turn on Monitor Mode in cMT-Viewer
To turn on Monitor Mode in cMT-Viewer: 1. Click on the “gear” icon in the upper-right corner to open the Settings window. 2. Click on the “More settings” lock icon and enter the password (default: 111111). 3. Click on the General tab and turn on “Monitor mode.” 4. Close the settings…
“Driver Installation Failed” when opening the EasyAccess 2.0 app
The “Driver installation failed”error is usually caused by an anti-virus program running on the PC. Trydisabling the anti-virus software and reboot the computer. Then try openingEasyAccess 2.0 again. If you still get the “Driverinstallation failed” error, create a folder on the C: drive called tmp(C:tmp). Open EasyAccess 2.0 and send the log file in the…
Can I convert a cMT model project to a Standard HMI model project?
Once you convert your Standard HMI project to a cMT project, or create a new cMT project, it is not possible to convert back to a Standard HMI model. However, Standard HMI projects can be converted to cMT projects.
We use EasyAccess 2.0 and I need more data…
Maple Systems offers two EasyAccess 2.0 Top-Up Cards for high-data users. Once an HMI has used 1 GB of data for the month, the data rate drops from 100 KB/sec to 5KB/sec. A Top-Up Card can be added to your domain, which adds 5 GB or 10 GB of additional data for your HMIs to…
Can I design screens for the cMT Gateway products?
No, cMT Gateway products do not have any screens stored in them the way cMT Server products do. You can configure the cMT Gateway to pull data from a controller and then send it upstream to your corporate network, but there are no built-in visuals associated with the project.