You don't need a dedicated cable. Since the parameters will be set via the CPU module, you need a loader cable for the

The received data is cleared to 0. Therefore, be sure not to read (ignore) the data by application program. Reopening th

Yes, it is possible. Of the parameter setting items of initialization, changes made to specific parameter items (such as

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

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

The LEDs of the P-link module (Type_ NP1L-PL1) are designed to blink quickly in accordance with the ON/OFF of a signal.

Set the port No. as described below. (1) For NP1L-RS2_ Set '0.' (2) For NP1L-RS4_ Set '1.' See the figure below fo

A 'client' is a device that collects data. Since the PLC is a device from which data is collected, there is no OPC clien

No, it does not support the DPV1 function. It supports the DPV0 (I/O communication) function.

When the common memory system is used, this can be achieved by handshaking with an application using part of the link me

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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) ]

1-10 of Total 53

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When I write parameter to LonWorks module (NP1L-LW1) using support tool for a LonWorks (NP4N-LNDF), what is the required cable?

You don't need a dedicated cable. Since the parameters will be set via the CPU module, you need a loader cable for the PLC and the program loader software. Show Detail
- No：1676
- Displayed Date：2023/04/25 19:00
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...

The received data is cleared to 0. Therefore, be sure not to read (ignore) the data by application program. Reopening the FB (turning the 'OPEN' terminal fro... Show Detail
- No：1672
- Displayed Date：2023/04/25 19:00
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...

Yes, it is possible. Of the parameter setting items of initialization, changes made to specific parameter items (such as frame detection, code conversion and... Show Detail
- No：1639
- 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
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
The 'SND' and 'RCV' LEDs on the P-link module (Type_ NP1L-PL1) look dark. Is this a fault?

The LEDs of the P-link module (Type_ NP1L-PL1) are designed to blink quickly in accordance with the ON/OFF of a signal. Although they look dim to the human e... Show Detail
- No：1624
- Displayed Date：2023/04/25 19:00
For the initial setting of a general-purpose communication module with only one communication port such as NP1L-RS2 and NP1L-RS4, is it correct to ...

Set the port No. as described below. (1) For NP1L-RS2_ Set '0.' (2) For NP1L-RS4_ Set '1.' See the figure below for the setting for each type of genera... Show Detail
- No：1383
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 15:45
There is an OPC server that supports the MICREX-SX (communication middleware, Type_ NP4N-MDLW). Is there an OPC client?

A 'client' is a device that collects data. Since the PLC is a device from which data is collected, there is no OPC client. Show Detail
- No：1553
- Displayed Date：2023/04/25 19:00
Does the PROFIBUS-DP master/slave module (Type_ NP1L-PD1/PS1) support the DPV1 (message communication) function?

No, it does not support the DPV1 function. It supports the DPV0 (I/O communication) function. Show Detail
- No：1391
- Displayed Date：2023/04/25 19:00
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?

When the common memory system is used, this can be achieved by handshaking with an application using part of the link memory. Without handshaking, it is not... Show Detail
- No：1638
- Displayed Date：2023/04/25 19:00