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When does the INF3 (Internal Serial Link) fault occur in Altivar 61/71 Drive.
The Internal Serial Link Fault (INF3) occurs in Altivar 61/71 Drives when the 24VDC internal power supply is disturbed, causing the reset of microprocessor....
How to join two strings with result more than 16 characters in Unity Pro.
By default the maximum characters allowed for the STRING data type is only 16. It can be increased to 65534 ASCII characters.   For this select the...
What is the broadcast address in terms of Ethernet network.
A broadcast address is an IP address that is used to target all systems on a specific subnet network instead of single hosts.   In other words broadcast...
What is the difference between ModSoft PID function and Concept PID function.
The difference between ModSoft PID and Concept PID loops are as follows:  PID (ModSoft):                                                                  ...
Which Modbus functions are used for reading/writing multiple data on IO scanning in Modicon Quantum range.
In Modicon Quantum range, I/O scanning works with following Modbus function codes:   FC3 for Reading Multiple 4X registers. FC16 for Writing Multiple...
How to convert DINT variable to REAL variable in Concept (with IEC disabled).
In order to convert DINT variable to REAL variable in Concept (with IEC disabled) make use of EMTH-CNVIF instruction.
What is the maximum motor cable length allowed for Altivar 11 Drive.
The maximum motor cable length allowed for Altivar 11 Drive is as follows:  50 meters -- Shielded cable  100 meters -- Non-Shielded cable
What are the techniques to optimize the memory usage of Vijeo Designer project.
The following are helpful guidelines to optimize the memory usage of Vijeo Designer project.   1. Delete unused variables 2. Use indirect addresses...
What is the Boot-up Time of Altivar61/71 Drives on Power Up.
The Boot-up Time of Altivar61/71 on Power Up (switch-off/switch-on) is approximately 2 seconds.  During this time, following processes take place...
What is the maximum length of the cable of a Modbus Plus network without repeater?
 The maximum length of a Modbus Plus network cable without repeater is 457 metres (1500 ft).
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