The built-in Ethernet port QCPU is not compatible with a multiple-block batch read command (0406) of the MC protocol. Ex

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

The bit 10 of the special register SD1288 provides the connection status to a hub. When the bit 10 of SD1288 is ON, a hu

The heater disconnection detection function monitors the heater current on the transistor output. If no current flows wh

It is the number of data collected before and after a trigger occurrence.

In L02CPU(-P), the start I/O number of the additional module begins from 10H. In L26CPU-(P)BT, the number begins from 30

- Ambient temperature: 25+/-5 degrees Celsius with tolerance of +/-0.1% - Ambient temperature: 0 to 55 degrees Celsius w

Checking "Device Memory" does not read file registers. Switch the Target Memory for "PLC Data" to "Standard RAM" and che

When an SET instruction and RST instruction use a single device, no duplicated coil error is detected.

- Reserved station Reserved stations are not actually connected to the network (but will be connected in the future

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Programmable Controllers MELSEC

MELSEC iQ-R Series(45)
MELSEC iQ-F Series(643)

CPU Module(179)
I/O Module(5)
Analog(16)
High-Speed Counter(14)
Motion/Positioning(11)
Network/Communication(97)
Option(9)
Engineering Software(61)
Safety Control(1)

Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

551-560 of Total 1010

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QnA-compatible 3E frame command (0406) for the built-in Ethernet port QCPU

The built-in Ethernet port QCPU is not compatible with a multiple-block batch read command (0406) of the MC protocol. Executable commands are the following.... More Details >>
- No：22608
- Release Date：2018/09/03 17:29
- Update：2018/09/20 18:09
- Category： MELSEC-Q Series
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
- Category： MELSEC-Q Series
Connection status detection between a hub and the built-in Ethernet port of LCPU

The bit 10 of the special register SD1288 provides the connection status to a hub. When the bit 10 of SD1288 is ON, a hub is connected. More Details >>
- No：22759
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
Loop disconnection detection function and heater disconnection detection function of temperature control module

The heater disconnection detection function monitors the heater current on the transistor output. If no current flows when the transistor is ON, it is consi... More Details >>
- No：22773
- Release Date：2018/09/03 17:30
- Update：2018/09/22 10:58
- Category： MELSEC-L Series
Number of records in LCPU logging function

It is the number of data collected before and after a trigger occurrence. More Details >>
- No：22794
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
I/O assignment for additional modules connected to LCPU

In L02CPU(-P), the start I/O number of the additional module begins from 10H. In L26CPU-(P)BT, the number begins from 30H. More Details >>
- No：22808
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
L60AD4 accuracy

- Ambient temperature: 25+/-5degrees Celsius with tolerance of +/-0.1% - Ambient temperature: 0 to 55degrees Celsius with tolerance of +/-0.2% (Accuracy f... More Details >>
- No：22811
- Release Date：2018/09/03 17:30
- Update：2018/09/26 16:46
- Category： MELSEC-L Series
Operation performed when file registers are read

Checking "Device Memory" does not read file registers. Switch the Target Memory for "PLC Data" to "Standard RAM" and check "File Register" in the Read from P... More Details >>
- No：22835
- Release Date：2018/09/03 17:30
- Category： Engineering Software
Duplicated coil errors that can be checked with GX Works2

When an SET instruction and RST instruction use a single device, no duplicated coil error is detected. More Details >>
- No：22932
- Release Date：2018/09/03 17:30
- Category： Engineering Software
Difference between CC-Link reserved stations and invalid stations

- Reserved station Reserved stations are not actually connected to the network (but will be connected in the future) but do not appear as data link error... More Details >>
- No：22993
- Release Date：2018/09/03 17:31
- Update：2018/09/25 17:37
- Category： Network related products

551-560 of Total 1010

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