This is because the SX bus loop-back plug is not connected. Connect a loop-back plug to the base board.

In a redundant system, both CPUs are identified as CPU0 and you cannot read a battery error of the standby CPU. Determin

All the channels in the high-speed output module are set to the general purpose output mode (normal digital output) by d

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

NP4H-CB2 cannot be combined with a BLACK BOX converter for use. Use NP4H-CB2 in combination with a converter NW0H-CNV (

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

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

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

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

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

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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 ]

221-230 of Total 235

≪ 23 / 24page ≫

When I downloaded a program to the CPU module, a fatal fault occurred. I checked fault diagnosis and found both the CPU and I/O modules were indica...

This is because the SX bus loop-back plug is not connected. Connect a loop-back plug to the base board. Show Detail
- No：1335
- Displayed Date：2023/04/25 19:00
- Category： Error
An address error occurs when I read a battery error of the standby CPU (CPU1) from the operating CPU (CPU0).

In a redundant system, both CPUs are identified as CPU0 and you cannot read a battery error of the standby CPU. Determine the condition of the standby CPU fr... Show Detail
- No：1572
- Displayed Date：2023/04/25 19:00
- Category： Application
How do I perform pulse output with the high-speed output module (Type_NP1Y32T09P1-A)?

All the channels in the high-speed output module are set to the general purpose output mode (normal digital output) by default. To use the module in the pul... Show Detail
- No：1613
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 13:59
- Category： Function
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)
Is it possible to use the loader connection cable NP4H-CB2 in combination with a converter provided by BLACK BOX?

NP4H-CB2 cannot be combined with a BLACK BOX converter for use. Use NP4H-CB2 in combination with a converter NW0H-CNV (for RS-232C) or NP4H-CVU (for USB). Show Detail
- No：1372
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 15:43
- Category： Accessory
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
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 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
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)
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