The LG terminal is a line filter ground terminal in the power supply module. It is intended for guiding any external noi

The takt cycle monitoring error is caused by the following factors_ (1) The preset takt cycle value specified in the sys

RS-485 is upper compatible with RS-422. In general, RS-422 devices mainly use 4-wire connection method, while RS-485 dev

You can connect an SX series CPU to D300win via USB, Ethernet or a dedicated loader cable, depending on the model. Confi

After changing the range with the rotary switch, turn off the power once and then turn it on again, and the software off

No, you can't. Although the connection of the sending/receiving wires of the SX bus cable is the same as that for a com

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 data written with the F_WRITE FB is in a binary format. Consequently, it can be manipulated with commercial binary e

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

It depends on your CPU model and how often you conduct regular inspection. The backup time after a battery error is det

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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 ]

1-10 of Total 235

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What is the difference between the LG and FG terminals of the power supply module (Type_ NP1S-22)?

The LG terminal is a line filter ground terminal in the power supply module. It is intended for guiding any external noise produced in the power supply or sw... Show Detail
- No：1374
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 10:52
- Category： Main unit
A nonfatal fault of the takt cycle monitoring error has occurred. What is a possible cause?

The takt cycle monitoring error is caused by the following factors_ (1) The preset takt cycle value specified in the system definition is shorter than the ac... Show Detail
- No：1576
- Displayed Date：2023/04/25 19:00
- Category： Error
What is the difference between RS-485 and RS-422 ?

RS-485 is upper compatible with RS-422. In general, RS-422 devices mainly use 4-wire connection method, while RS-485 devices mainly use 2-wire connection met... Show Detail
- No：1521
- Displayed Date：2023/04/25 19:00
- Category： Communication (Others)
I would like to read and write data by the SX-Programmer Expert (D300win). How do I configure the communication settings for SPH series CPUs?

You can connect an SX series CPU to D300win via USB, Ethernet or a dedicated loader cable, depending on the model. Configure the communication settings acco... Show Detail
- No：1509
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 13:41
- Category： Support tool (D300win)
When I set offset on the analog module (NP1AXH8I-MR) by using software (parameters) and disable the software offset setting by operating hardware (...

After changing the range with the rotary switch, turn off the power once and then turn it on again, and the software offset setting will be disabled. Show Detail
- No：1667
- Displayed Date：2023/04/25 19:00
- Category： I/O
Can I use a commercial LAN cable for the SX bus instead of the dedicated cable?

No, you can't. Although the connection of the sending/receiving wires of the SX bus cable is the same as that for a commercial LAN cable (cross), the dedica... Show Detail
- No：1557
- Displayed Date：2023/04/25 19:00
- Category： Accessory
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
- Category： Communication (Others)
Is it possible to use a PC application program to manipulate data that was written with the SX application (F_WRITE) onto the memory card inserted ...

The data written with the F_WRITE FB is in a binary format. Consequently, it can be manipulated with commercial binary editors. Show Detail
- No：1623
- Displayed Date：2023/04/25 19:00
- Category： Application
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)
With the MICREX-SX SPH Series, when should I replace the battery after the battery error LED of the CPU module lights up?

It depends on your CPU model and how often you conduct regular inspection. The backup time after a battery error is detected is as follows. NP1PS-32/32R:... Show Detail
- No：1312
- Displayed Date：2023/04/25 19:00
- Category： Accessory