The automatic communication function and dedicated instructions (MBRW instruction and MBREQ instruction) can be used on

Open the copy destination project in GX Developer.From the menu, select [Project] -> [Copy], specify the copy source

From version 1.62Q, GX Works2 supports Monitor (write mode). Pressing Shift+F4 allows an online change.

The simulation function is included in GX Works2.For more details of the functions of GX Work2, refer to GX Works2 Versi

The data in the devices assigned to Latch (1) or Latch (2) in the "Device Setting" window ([PLC Parameter] -> [Device

If Latch (1) is set in the device setting of PLC parameter, the contents of file registers are cleared by latch clear op

The scan time may be substantially longer. Continue the operation if there is no problem with the longer scan time.

The RS-232 cable should meet RS-232 standards and not exceed 15 m in length.The RS-422/485 cable should meet specificati

Specify the target memory in the Read from PLC window and execute reading.

The message is displayed because the version of the CD does not support the 64-bit version. Execute the installation pro

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FAQ within [ MELSEC-Q Series ]

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Using the automatic communication function and dedicated instructions at the same time in MODBUS (R) interface module (QJ71MB91)

The automatic communication function and dedicated instructions (MBRW instruction and MBREQ instruction) can be used on the same channel. However, when the... More Details >>
- No：22577
- Release Date：2018/09/03 17:29
- Update：2018/09/20 17:06
Copying device comments in GX Developer

Open the copy destination project in GX Developer.From the menu, select [Project] -> [Copy], specify the copy source project, and check the device comment... More Details >>
- No：22519
- Release Date：2018/09/03 17:28
GX Works2's compatibility with Monitor (write mode)

From version 1.62Q, GX Works2 supports Monitor (write mode). Pressing Shift+F4 allows an online change. More Details >>
- No：22612
- Release Date：2018/09/03 17:29
- Update：2018/09/20 18:18
GX Simulator in GX Works2 disk

The simulation function is included in GX Works2.For more details of the functions of GX Work2, refer to GX Works2 Version 1 Operating Manual (Common). More Details >>
- No：22537
- Release Date：2018/09/03 17:28
Q series device data held in the case of a power failure

The data in the devices assigned to Latch (1) or Latch (2) in the "Device Setting" window ([PLC Parameter] -> [Device Setting] window) is held when a pow... More Details >>
- No：22638
- Release Date：2018/09/03 17:29
- Update：2018/09/21 11:37
Cause of file register reset by latch clear operation in universal model QCPU

If Latch (1) is set in the device setting of PLC parameter, the contents of file registers are cleared by latch clear operation. Set Latch (2) to maintain t... More Details >>
- No：22584
- Release Date：2018/09/03 17:29
- Update：2018/09/20 17:31
Memory allocation for online change

The scan time may be substantially longer. Continue the operation if there is no problem with the longer scan time. More Details >>
- No：22575
- Release Date：2018/09/03 17:29
- Update：2018/09/20 17:01
Recommended cables for MODBUS(R) interface module QJ71MB91

The RS-232 cable should meet RS-232 standards and not exceed 15 m in length.The RS-422/485 cable should meet specifications described in the following manual... More Details >>
- No：22566
- Release Date：2018/09/03 17:29
How to read device data and file registers in Q series

Specify the target memory in the Read from PLC window and execute reading. More Details >>
- No：22564
- Release Date：2018/09/03 17:29
Updating to the 64-bit Windows 7 version of GX Works2

The message is displayed because the version of the CD does not support the 64-bit version. Execute the installation procedure in the condition. More Details >>
- No：22513
- Release Date：2018/09/03 17:28
- Update：2018/09/20 13:38

71-80 of Total 213

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