It enables reception only when CD (Carrier Detection) is ON. (Other operations are the same as those in the DTE mode.)

With FL-net, Class C IP addresses are used. The range of Class C IP addresses is 192.0.0.* to 233.255.255.*. (Range o

The SX-Programmer Expert supports MODBUS communication (master function) using an FB. Communication with a MODBUS sla

Common memory 1 and common memory 2 are handled together in terms of timing. However, to maintain the uniqueness of data

Yes, you can use NP1L-RS1/RS4/RS5 for RS-422 devices. RS-485 is upper compatible with RS-422. There are two connection t

Once an error history is generated, it is retained internally within the FL-net module and is cleared when the power is

They are retained. Note, however, that they are cleared if the power of the FL-net module is turned off.

It is the same as the loader mode (mode switch 3) of the general-purpose communication module (Type_ NP1L-RS1/RS2/RS3/RS

You cannot use a router because FL-net does not support the use of subnet. *Related document: For the notes on using FL

Use an optical fiber cable (Type 2-C-LAP) provided by Sumitomo Electric Industries, Ltd.

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GLOBAL > PLC > SPH > Communication (Others)

Latest FAQ

When I write parameter to LonWorks module (NP1L-LW1) using support tool for a LonWorks (NP4N-LNDF), what is the required cable?
When using a communication module (NP1L-RS1/RS2/RS3/RS4/RS), the FB outputs R_STS 'C0' (Hardware error detected) during receiving. In this case, ho...
I use DeviceNet interface module (NP1L-RD1) under DeviceNet master (NP1L-DN1). How can I specify NP1L-RD1 in the system definition?
In the communication module (NP1L-RS1/RS2/RS3/RS4/RS5), is it possible to change communication parameter such as fixed length to variable length af...
With the FL-net module (NP1L-FL1/FL2/FL3), is there any way to confirm that the data sent from the node-A have actually been received by the node-B?

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FAQ within [ Communication (Others) ]

41-50 of Total 53

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What will the operation be when the general-purpose communication parameter 8 of the non-procedure standard expansion FB for communication _Cfr* is...

It enables reception only when CD (Carrier Detection) is ON. (Other operations are the same as those in the DTE mode.) Show Detail
- No：1598
- Displayed Date：2023/04/25 19:00
What is the range of IP addresses that can be used for FL-net?

With FL-net, Class C IP addresses are used. The range of Class C IP addresses is 192.0.0.* to 233.255.255.*. (Range of *_ 1 to 254) Show Detail
- No：1301
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 14:19
Does an RS-485 communication module (Type_ NP1L-RS1/RS4/RS5, etc.) support the MODBUS procedure?

The SX-Programmer Expert supports MODBUS communication (master function) using an FB. Communication with a MODBUS slave device is possible by using SPH_CP... Show Detail
- No：1380
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 15:45
With the common memory of FL-net, I set word data with common memory 2 and bit data with common memory 1. Please describe the timing of transmissio...

Common memory 1 and common memory 2 are handled together in terms of timing. However, to maintain the uniqueness of data including those in common memory 1 a... Show Detail
- No：1311
- Displayed Date：2023/04/25 19:00
NP1L-RS1/RS4/RS5 support RS-485. Can I use them for RS-422 devices?

Yes, you can use NP1L-RS1/RS4/RS5 for RS-422 devices. RS-485 is upper compatible with RS-422. There are two connection types for RS-422 devices: 2-wire conne... Show Detail
- No：1522
- Displayed Date：2023/04/25 19:00
How does the FL-net module (Type_ NP1L-FL1/FL2/FL3) clear the error history recorded in each memory?

Once an error history is generated, it is retained internally within the FL-net module and is cleared when the power is turned off and turned on again or whe... Show Detail
- No：1567
- Displayed Date：2023/04/25 19:00
When the communication cable is disconnected with an FL-net module (Type_ NP1L-FL1/FL2/FL3), are the FL-net common memory data retained? Or are the...

They are retained. Note, however, that they are cleared if the power of the FL-net module is turned off. Show Detail
- No：1405
- Displayed Date：2023/04/25 19:00
What is the communication protocol for the loader port of the CPU module of the MICREX-SX SPH Series?

It is the same as the loader mode (mode switch 3) of the general-purpose communication module (Type_ NP1L-RS1/RS2/RS3/RS4/RS5). Show Detail
- No：1379
- Displayed Date：2023/04/25 19:00
Can I use a router for FL-net?

You cannot use a router because FL-net does not support the use of subnet. *Related document: For the notes on using FL-net, refer to 'Appendix 2-8 Differen... Show Detail
- No：1589
- Displayed Date：2023/04/25 19:00
Which optical fiber cable for an SX bus should I choose for outdoor use?

Use an optical fiber cable (Type 2-C-LAP) provided by Sumitomo Electric Industries, Ltd. Show Detail
- No：1315
- Displayed Date：2023/04/25 19:00