During battery-less operation, previous fault information and other 'history of RAS' are not saved. Only the present RAS

If the CPU supports user ROM (CF or SD card), you can do it by sending the program data for operation to the site by e-m

The battery supplied with a CPU module is used to back up the following memories in the CPU module when a PLC system is

When the memory with a retain attribute is corrupted, the CPU clears the memory and operates in nonfatal fault condition

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

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

If the CPU modules are mounted on a hot plug base board with station No. setup function, you can replace them without tu

No, it is not possible. Only one program can be stored.

The SX bus connector of the SPH300EX (Type_ NP1PS-74D) is an OUT (output) connector. When you connect SX bus equipment,

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GLOBAL > PLC > SPH > Main unit

Latest FAQ

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...
What is the rated current value of the fuse in the power supply module (NP1S-22)? I want to know to select the circuit breaker on the primary side ...
When I mount the user ROM card for the SPH200 (Type_ NP8PMF-16) without changing its write protection from OFF, is the content of the ROM protected?
When the retain memory (memory for data backup with a battery) of the CPU module of the MICREX-SX Series SPH is corrupted, how does the CPU module ...
Can I mount or remove a CPU module and a power supply module on a hot plug base board while the system power is on?

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FAQ within [ Main unit ]

11-20 of Total 34

≪ 2 / 4page ≫

When you use battery-less operation on the SPH, is the history of RAS information recorded?

During battery-less operation, previous fault information and other 'history of RAS' are not saved. Only the present RAS information is displayed. Show Detail
- No：1579
- Displayed Date：2023/04/25 19:00
There is no loader at the site. Is there any way to change the program?

If the CPU supports user ROM (CF or SD card), you can do it by sending the program data for operation to the site by e-mail or another method and then transf... Show Detail
- No：1592
- Displayed Date：2023/04/25 19:00
I bought an SPH series CPU module and the supplied battery was not connected to the CPU unit. Should I connect it? What is it for?

The battery supplied with a CPU module is used to back up the following memories in the CPU module when a PLC system is turned off. Basically, connect the ba... Show Detail
- No：1505
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 13:40
What is the rated current value of the fuse in the power supply module (NP1S-22)? I want to know to select the circuit breaker on the primary side ...

The rated current is 3 A. Show Detail
- No：1641
- Displayed Date：2023/04/25 19:00
When the retain memory (memory for data backup with a battery) of the CPU module of the MICREX-SX Series SPH is corrupted, how does the CPU module ...

When the memory with a retain attribute is corrupted, the CPU clears the memory and operates in nonfatal fault condition. If the power is reset again in this... Show Detail
- No：1611
- Displayed Date：2023/04/25 19:00
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
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
When redundant CPUs mounted on the same base board break down, can I replace the CPU without turning off the power?

If the CPU modules are mounted on a hot plug base board with station No. setup function, you can replace them without turning off the power. Show Detail
- No：1367
- Displayed Date：2023/04/25 19:00
Can I store multiple programs in the user ROM card (CF or SD) ?

No, it is not possible. Only one program can be stored. Show Detail
- No：1298
- Displayed Date：2023/04/25 19:00
The SPH300EX (Type_ NP1PS-74D) has an SX bus connector. Which ports should I use when connecting the SX bus cable to the SX bus expansion base, 'IN...

The SX bus connector of the SPH300EX (Type_ NP1PS-74D) is an OUT (output) connector. When you connect SX bus equipment, connect the cable to the IN (input)... Show Detail
- No：1535
- Displayed Date：2023/04/25 19:00