Use an add instruction with the double-word operand to increment by 1 (+1).

The four-axis pulse string output terminal module (Type_ NR1SF-HP4DT) does not have a physical ±OT terminal. You can s

The following are necessary. 1) Hardware: General-purpose communication module (NP1L-RS1/RS2/RS3/RS4/RS5) whose fi

The operation indication LED of an input module does not turn on by forcible ON/OFF. On the other hand, the operation i

Yes, they are. The maximum size is 32 words including the actual data, start code, end code, and BCC. (The same applies

When connected via 10BASE-T, you can replace it. There is no need to change the system definition. Before replacement, s

Yes, a CPU is necessary. In the case of a system with no CPU, the input status LED does not work even if signals are ext

A normal timer instruction specifies the effective timer range in the unit used on the POU. Since the timer numbers (T0

In exponentiation operation, when a negative value is used for the base, the result is 0.

As an alternative, you can combine hardware and software functions. (1) Hardware_ Prepare a relay output card and use

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GLOBAL > PLC

Latest FAQ

I creat user FB in StandardV3, and defined input/output parameter as word (WV). Can I directly access any bit within this parameter WV?
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 ...
We share the D300win and other PLC engineering tool software among several people. Do we need to purchase the software for each person?
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...

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FAQ within [ PLC ]

41-50 of Total 398

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How can I create a double-word counter with the Standard Loader (Type_ NP4H-SWN)?

Use an add instruction with the double-word operand to increment by 1 (+1). Show Detail
- No：1418
- Displayed Date：2023/04/25 19:00
- Category： Support tool (Standard)
I want to connect wiring for ±OT input with the four-axis pulse string output terminal module (Type_ NR1SF-HP4DT) but the unit does not have the te...

The four-axis pulse string output terminal module (Type_ NR1SF-HP4DT) does not have a physical ±OT terminal. You can solve this problem by using software a... Show Detail
- No：1447
- Displayed Date：2023/04/25 19:00
- Category： Function
What is necessary for MODBUS_RTU communication between SPH and an external device?

The following are necessary. 1) Hardware: General-purpose communication module (NP1L-RS1/RS2/RS3/RS4/RS5) whose firmware version is V42 or later ... Show Detail
- No：1469
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 13:29
- Category： Communication (Others)
I forcibly set ON an I/O address of the SPH series in a program loader. However, the operation indication LED of the input module (hardware) does n...

The operation indication LED of an input module does not turn on by forcible ON/OFF. On the other hand, the operation indication LED of an output module tur... Show Detail
- No：1475
- Displayed Date：2023/04/25 19:00
- Category： Support tool
When using Cfr32, are the start code, end code, and BCC included in the maximum data size?

Yes, they are. The maximum size is 32 words including the actual data, start code, end code, and BCC. (The same applies to _Cfr64, _Cfr128, _Cfr252, and _Cfr... Show Detail
- No：1495
- Displayed Date：2023/04/25 19:00
- Category： Communication (Others)
Can I replace NP1L-FL2 with NP1L-FL3 for FL-net communication?

When connected via 10BASE-T, you can replace it. There is no need to change the system definition. Before replacement, set the switches on the front of the N... Show Detail
- No：1524
- Displayed Date：2023/04/25 19:00
- Category： Communication (Others)
Is a CPU necessary to check I/O? Input signals to the input terminals of an input module are turned ON, however, the input status LED remains OFF.

Yes, a CPU is necessary. In the case of a system with no CPU, the input status LED does not work even if signals are externally input into the input module. Show Detail
- No：1537
- Displayed Date：2023/04/25 19:00
- Category： Communication (Others)
With the Standard Loader (Type_ NP4H-SWN), I cannot use a timer (T0) created on a different POU at a contact.

A normal timer instruction specifies the effective timer range in the unit used on the POU. Since the timer numbers (T0 to T8191) are treated as a local devi... Show Detail
- No：1544
- Displayed Date：2023/04/25 19:00
- Category： Support tool (Standard)
In ST language, when I use a negative value for the base of exponentiation (such as -2.0**4.0), the calculation result is different from the case w...

In exponentiation operation, when a negative value is used for the base, the result is 0. Show Detail
- No：1551
- Displayed Date：2023/04/25 19:00
- Category： Application
The SPH does not have a RUN contact. Is there any alternative?

As an alternative, you can combine hardware and software functions. (1) Hardware_ Prepare a relay output card and use one point as a RUN contact. 　(2) Sof... Show Detail
- No：1587
- Displayed Date：2023/04/25 19:00
- Category： Main unit