In Standard loader, to access the input memory from MONITOUCH, cancel the I/O group setting of the input specified as 'n

The range in terms of description is up to 4096 words respectively. Note, however, that actual message transfer on the S

Filter instructions are system FBs. System FBs that can be equalized are limited to_ The last value of the edge detectio

While 'DTR_ terminal ready' can be used with RS-232C, this control line is not present for RS-485. If no response is re

Use the recommended shielded twisted pair cable mentioned in the User's Manual. Also provide shielding.

No, it cannot be used as it is. It requires resources to be added, the system configuration definitions to be changed,

Clock adjustment is initiated from CPU0 (operating) to other CPUs (standby). It takes place on a constant (1-minute) cyc

The MICREX-SX series positioning module 'Type_NP1F-HD2A' replaces NC1F-VP1/FGU130B. Be aware of the following points:

This was probably caused by one of the following two factors_ (1) ±OT is set to 'Disabled' in the parameter setting of

Pulse input type_ A-phase for the pulse and B-phase for the sign.

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GLOBAL > PLC > SPH

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 I set the high-speed counter module (NP1F-HC2) to the preset operation mode of the multi-functional counter FB, the preset is disabled in the ...
Are there any restrictions on the mounting position of the I/O modules and communication modules on the base? I'd like to place the communication m...
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...
When I attempted to download a project to a CPU with user ROM card by using D300win, a message appeared saying 'Invalid loader command process!' an...

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FAQ within [ SPH ]

31-40 of Total 235

≪ 4 / 24page ≫

To debug a PLC program without I/O module, I set I/Os as 'no equipment'. Then, I tried to set input contact (X) using switch of MONITOUCH. However,...

In Standard loader, to access the input memory from MONITOUCH, cancel the I/O group setting of the input specified as 'no equipment.' If the input specified... Show Detail
- No：1658
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 14:04
- Category： Support tool (Standard)
What is the transfer data size range for the READ_WORD/WRITE_WORD FB?

The range in terms of description is up to 4096 words respectively. Note, however, that actual message transfer on the SX bus takes place after division into... Show Detail
- No：1410
- Displayed Date：2023/04/25 19:00
- Category： Application
I want to equalize filter instructions in a redundant system.

Filter instructions are system FBs. System FBs that can be equalized are limited to_ The last value of the edge detection FB, present counter value of the co... Show Detail
- No：1563
- Displayed Date：2023/04/25 19:00
- Category： Application
With communication using RS-485 of a general-purpose communication module (Type_ NP1L-RS□), is there any means to detect a line disconnection?

While 'DTR_ terminal ready' can be used with RS-232C, this control line is not present for RS-485. If no response is received while data are exchanged, re... Show Detail
- No：1322
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 15:20
- Category： Communication (Others)
What measures can I take against external noise of the high-speed counter (Type_ NP1F-HC2)?

Use the recommended shielded twisted pair cable mentioned in the User's Manual. Also provide shielding. Show Detail
- No：1365
- Displayed Date：2023/04/25 19:00
- Category： Function
With D300win, is it possible to use a project (user application) created for a CPU32K model as it is for another CPU (e.g., 74K model)?

No, it cannot be used as it is. It requires resources to be added, the system configuration definitions to be changed, I/O groups to be reset and other ta... Show Detail
- No：1369
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 15:42
- Category： Support tool (D300win)
Does equalization (from an operating CPU to a standby CPU) of the internal clock take place automatically? If so, when does it take place?

Clock adjustment is initiated from CPU0 (operating) to other CPUs (standby). It takes place on a constant (1-minute) cycle at the time of and after system st... Show Detail
- No：1401
- Displayed Date：2023/04/25 19:00
- Category： Main unit
I use the MICREX-F series positioning module (Type_NC1F-VP1/FGU130B). What replaces it? Is there anything to be aware of when replacing it?

The MICREX-SX series positioning module 'Type_NP1F-HD2A' replaces NC1F-VP1/FGU130B. Be aware of the following points: 1) NP1F-HD2A is differential output t... Show Detail
- No：1463
- Displayed Date：2023/04/25 19:00
- Category： Function
Although the LED for ±OT lights up on the positioning control module (Type_ NP1F-MP2/MA2), the positioning operation finishes. What is the causal f...

This was probably caused by one of the following two factors_ (1) ±OT is set to 'Disabled' in the parameter setting of the positioning control module (Type_... Show Detail
- No：1575
- Displayed Date：2023/04/25 19:00
- Category： Function
With the multi-channel high-speed counter module (Type_ NP1F-HC8), how can a single-phase pulse be received?

Pulse input type_ A-phase for the pulse and B-phase for the sign. Show Detail
- No：1366
- Displayed Date：2023/04/25 19:00
- Category： Function