You cannot access general memory other than the memory for the multi-CPU from the other CPU. Access using the direct rea

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

One possibility is that the compare value is not stored in the compare register of the high-speed counter. The compare v

There is a possibility of mismatch between the project in the user ROM card and the CPU memory. On the 'Failure diagnosi

Yes, you can. Note, however, that the input impedance reduces to half. Pay attention to the drive ability of the sensor.

No, you can't. The relationship between i, which is the sensor output current, and i1 and i2, which are the CH input cu

Unfortunately, information in a device connected to the master module cannot be read even by building a user application

Only when the MICREX-F CPU is F55/F70/F70S/F80H/F120H/F120S to F150S, you can connect a MICREX-SX series T-link interfac

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 > 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 ]

61-70 of Total 235

≪ 7 / 24page ≫

I have configured a multi-CPU system, but the system has run out of memory for the multi-CPU. Can I access the common general memory from the other...

You cannot access general memory other than the memory for the multi-CPU from the other CPU. Access using the direct read/write FB is used for the access to ... Show Detail
- No：1645
- Displayed Date：2023/04/25 19:00
- Category： Main unit
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
- Category： Communication (Others)
With an Ethernet module (Type_ NP1L-ET1/ET2), is the protocol for fixed buffer communication the same as that of MICREX-F?

Yes, it is the same. Show Detail
- No：1377
- Displayed Date：2023/04/25 19:00
- Category： Communication (Ethernet)
I use the high-speed counter module (Type_ NP1F-HC2) FB. The compare value is larger than the present counter value but the compare output becomes ...

One possibility is that the compare value is not stored in the compare register of the high-speed counter. The compare value is written by turning the data w... Show Detail
- No：1309
- Displayed Date：2023/04/25 19:00
- Category： Function
I attempted to clear the memory in a CPU with the 'Clear' command for online operations, however, I got a message saying 'Clearing failed' and coul...

There is a possibility of mismatch between the project in the user ROM card and the CPU memory. On the 'Failure diagnosis' dialog, check the 'Resource inform... Show Detail
- No：1660
- Displayed Date：2023/04/25 19:00
- Category： Support tool
I will use the analog voltage input module. Can I input a single input signal to two CHs of the module simultaneously (in parallel) to use them?

Yes, you can. Note, however, that the input impedance reduces to half. Pay attention to the drive ability of the sensor. Show Detail
- No：1622
- Displayed Date：2023/04/25 19:00
- Category： I/O
I will use the analog current input module. Can I input a single input signal to two CHs of the module simultaneously (in parallel) to use them?

No, you can't. The relationship between i, which is the sensor output current, and i1 and i2, which are the CH input currents of the PLC, is expressed as i ... Show Detail
- No：1603
- Displayed Date：2023/04/25 19:00
- Category： I/O
Is there any way to check the vendor ID, product code, product revision, serial No., etc. of the slave from the DeviceNet master module (Type_ NP1L...

Unfortunately, information in a device connected to the master module cannot be read even by building a user application. Please use the dedicated configura... Show Detail
- No：1387
- Displayed Date：2023/04/25 19:00
- Category： Communication (Others)
Can I connect a MICREX-SX series T-link interface module (Type_NP1L-RT1) to a MICREX-F series T-link master module?

Only when the MICREX-F CPU is F55/F70/F70S/F80H/F120H/F120S to F150S, you can connect a MICREX-SX series T-link interface module although the order of the bi... Show Detail
- No：1277
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 13:08
- Category： Communication (T-link)
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

61-70 of Total 235

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