The SX does not allow the use of a single SPORT_NO (range_ 1 to 127) for multiple connections simultaneously. When you w

It is not possible for the user to restore the factory setting. The module will have to be returned to the factory for i

The IP address of the Ethernet module will become effective when the power supply is turned off once and then turned on

No, the Ethernet module does not support the AUTO-MDI/MDIX function (Auto-switching of straight/cross cable.) The appl

No, you can't. You can check the IP address by connecting the PC loader to the CPU module and monitoring the RAS informa

It is possible with the Ethernet module software version V36 or later by using the F_READ (read)/F_WRITE (write) FB. Af

In the parameter setting of the Ethernet module in the system definition, set the 'Server FTP command watch timer value'

The redundant function of the SPH Series provides redundancy only for the CPU and it cannot make the Ethernet redundant.

The amounts of data transmitted or received are not limited as R_WRITE instruction/R_READ instruction but by the capacit

Only the NP1L-ET1 supports both modes automatically (auto negotiation). Since the NP1L-ET2 is designed for 10Base5 (coa

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GLOBAL > PLC > SPH > Communication (Ethernet)

Latest FAQ

When I use the Ethernet module (NP1L-ET1), can I use a same message port No. (SPORT_NO) to establish multiple connections (use multiple M_OPEN)?
I use the Ethernet module (NP1L-ET1/ET2) and using communication FB (M_OPEN). M_OPEN sets two ports of RPORT_NO and SPORT_NO. Does this mean that o...
When I forget the IP address of the WEB module (Type_ NP1L-WE1), can I change the IP from an external network?
During loader command communication of Ethernet, a port is closed after it has not been accessed from a personal computer for a certain period of t...
I use the Ethernet module (Type_NP1L-ET1). Is the IP address assigned automatically?

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FAQ within [ Communication (Ethernet) ]

11-20 of Total 25

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When I use the Ethernet module (NP1L-ET1), can I use a same message port No. (SPORT_NO) to establish multiple connections (use multiple M_OPEN)?

The SX does not allow the use of a single SPORT_NO (range_ 1 to 127) for multiple connections simultaneously. When you want to connect multiple ports, use a ... Show Detail
- No：1668
- Displayed Date：2023/04/25 19:00
I have lost the 'IP address' set with the WEB module (Type_ NP1L-WE1). How can I restore the factory setting?

It is not possible for the user to restore the factory setting. The module will have to be returned to the factory for initialization for a fee. Contact ou... Show Detail
- No：1409
- Displayed Date：2023/04/25 19:00
The D300win cannot connect to the SX via the Ethernet module.

The IP address of the Ethernet module will become effective when the power supply is turned off once and then turned on again after the module driver is dow... Show Detail
- No：1434
- Displayed Date：2023/04/25 19:00
Is the 10Base-T connector of the Ethernet module (Type_NP1L-ET1/ET2) compatible with both cross and straight cables? (Does it support the AUTO-MDI/...

No, the Ethernet module does not support the AUTO-MDI/MDIX function (Auto-switching of straight/cross cable.) The applicable cable type depends on whether ... Show Detail
- No：1562
- Displayed Date：2023/04/25 19:00
When I forget the IP address of the WEB module (Type_ NP1L-WE1), can I change the IP from an external network?

No, you can't. You can check the IP address by connecting the PC loader to the CPU module and monitoring the RAS information of the fault diagnosis function. Show Detail
- No：1616
- Displayed Date：2023/04/25 19:00
Is it possible to read and write the IP address and port reference number of an Ethernet module (Type_ NP1L-ET1) by using a user application?

It is possible with the Ethernet module software version V36 or later by using the F_READ (read)/F_WRITE (write) FB. After writing, the power (or reset) o... Show Detail
- No：1370
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 15:42
During loader command communication of Ethernet, a port is closed after it has not been accessed from a personal computer for a certain period of t...

In the parameter setting of the Ethernet module in the system definition, set the 'Server FTP command watch timer value' to 0. The port is not closed even if... Show Detail
- No：1612
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 13:59
Is it possible to have redundant (duplicate) Ethernet communication via the Ethernet interface module (Type_ NP1L-ET1/ET2) in a redundant system of...

The redundant function of the SPH Series provides redundancy only for the CPU and it cannot make the Ethernet redundant. Show Detail
- No：1392
- Displayed Date：2023/04/25 19:00
I want to read and write memory blocks with loader commands by using Ethernet to connect between SX. Is there any limitation to the amounts of data...

The amounts of data transmitted or received are not limited as R_WRITE instruction/R_READ instruction but by the capacity of the memory from/to which data ar... Show Detail
- No：1324
- Displayed Date：2023/04/25 19:00
Which mode does the Ethernet module (Type_ NP1L-ET1/ET2) support, half or full?

Only the NP1L-ET1 supports both modes automatically (auto negotiation). Since the NP1L-ET2 is designed for 10Base5 (coaxial), it is fixed to half duplex. Show Detail
- No：1554
- Displayed Date：2023/04/25 19:00