The P-link memory is prepared in the P-link module. It is separate from the memory in the CPU and no change takes place

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

Since the data equalization (data copying from the operating CPU to the standby CPU) is performed after the default task

When the power supply recovers to normal, the ALM contact automatically returns to the original position (open).

The SX bus station number for the slot on which the CPU module is mounted is recognized as unused.

You can mount or remove a CPU module during system operation, but not a power supply module. [Related document] For th

(1) With the SPH300/2000 Series, it is used to back up the data memory of the retained attributes, calendar IC memory, a

For an alarm contact output of an error of the PLC system, select an arbitrary output module in the system definitions a

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

Check the following system memory. (1) Configuration information %MW10.52 to %MW10.67 (WSM52 to 67) (2) Configuratio

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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 ]

21-30 of Total 34

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In a redundant system, what will happen to the P-link memory at the time of switchover to a standby CPU?

The P-link memory is prepared in the P-link module. It is separate from the memory in the CPU and no change takes place at the time of switchover to a standb... Show Detail
- No：1343
- 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
In the redundant CPU system, the cycle of the default task takes 70 ms. It takes only several microseconds with a single-CPU system. Why is such a ...

Since the data equalization (data copying from the operating CPU to the standby CPU) is performed after the default task is processed, the larger the size of... Show Detail
- No：1568
- Displayed Date：2023/04/25 19:00
Does the built-in ALM contact of the power supply module of SPH maintain its status (contact closed) even if the power supply recovers to normal af...

When the power supply recovers to normal, the ALM contact automatically returns to the original position (open). Show Detail
- No：1289
- Displayed Date：2023/04/25 19:00
What will happen to the station number assigned to each slot of a base board with a station number setting switch (Type_ NP1BS-**S, NP1BP-13S, NP1B...

The SX bus station number for the slot on which the CPU module is mounted is recognized as unused. Show Detail
- No：1382
- Displayed Date：2023/04/25 19:00
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?

You can mount or remove a CPU module during system operation, but not a power supply module. [Related document] For the details of hot plugging function, r... Show Detail
- No：1600
- Displayed Date：2023/04/25 19:00
What is the data backup battery for the SPH Series used to back up? 　Are there any precautions in performing a battery-less operation?

(1) With the SPH300/2000 Series, it is used to back up the data memory of the retained attributes, calendar IC memory, and RAS information. (2) With the SPH2... Show Detail
- No：1534
- Displayed Date：2023/04/25 19:00
Is there an alarm output contact to use when an error occurs in the PLC system?

For an alarm contact output of an error of the PLC system, select an arbitrary output module in the system definitions and define its 0th bit as a 'system DO... Show Detail
- No：1347
- 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
I use the hot plug base board with station No. setup function (Type_NP1BS-13D). When I remove a module, how can I identify the removed module in D3...

Check the following system memory. (1) Configuration information %MW10.52 to %MW10.67 (WSM52 to 67) (2) Configuration fault information %MW10.68 to %MW1... Show Detail
- No：1482
- Displayed Date：2023/04/25 19:00

21-30 of Total 34

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