The Web module requires Java software only for trend graph display. The cause is probably that the PC you are using does

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

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

The file transfer error occurs because the module driver is downloaded with the Ethernet module not recognized by the CP

The Loader command mode is fixed to the TCP/IP communication. UDP/IP communication is not supported.

The SPH system automatically inherits information such as the communication ports and reopening processing is not requir

Input an arbitrary address. This setting is ignored for the unpassive mode.

Up to 4 units can be connected in 1 configuration (on 1 SX bus). Note, however, that they must be configured so that th

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

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

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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) ]

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I'm using the Web module (Type_ NP1L-WE1) and only the trend graph cannot be displayed properly on the PC. What is a possible cause?

The Web module requires Java software only for trend graph display. The cause is probably that the PC you are using does not have Java installed. Show Detail
- No：1308
- 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
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
When I use an Ethernet module (Type_ NP1L-ET□) to download the system definitions and module driver, a file transfer error is generated. Why?

The file transfer error occurs because the module driver is downloaded with the Ethernet module not recognized by the CPU. For the CPU to recognize the Ethe... Show Detail
- No：1404
- Displayed Date：2023/04/25 19:00
I use the Ethernet module (Type_ NP1L-ET1/ET2) in the Loader command mode. Can I also use the UDP/IP communication?

The Loader command mode is fixed to the TCP/IP communication. UDP/IP communication is not supported. Show Detail
- No：1442
- Displayed Date：2023/04/25 19:00
I use an Ethernet module (Type_ NP1L-ET□) in a redundant system. Is processing such as reopening of the Ethernet required at the time of redundancy...

The SPH system automatically inherits information such as the communication ports and reopening processing is not required. Show Detail
- No：1292
- Displayed Date：2023/04/25 19:00
I understand that when data are received via an Ethernet network in the TCP/IP unpassive mode, requests from multiple nodes can be accepted. How ca...

Input an arbitrary address. This setting is ignored for the unpassive mode. Show Detail
- No：1378
- Displayed Date：2023/04/25 19:00
How many units of Ethernet module (Type_ NP1L-ET□) can be used in a system?

Up to 4 units can be connected in 1 configuration (on 1 SX bus). Note, however, that they must be configured so that the total number of units of other comm... Show Detail
- No：1395
- 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
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

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