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

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

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

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

A user ROM card can be inserted and removed when the UROM LED is not illuminated (the key switch is set to a position ot

This only stops the operating CPU and the operation is not switched to the standby CPU.

You can use it as a standard base board by setting its station No. to '00.' In this case, you also need to set the syste

Usually, set the CPU No. to 0. The CPU No. 0 works as a master of an SX bus system. In a multi-CPU system or a CPU redu

We offer the sample program using the pulse count function for the high-speed input module. You can download the sample

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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 ]

1-10 of Total 34

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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
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
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
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
Can I remove user ROM card in the CPU module (CF or SD) while the CPU is running?

A user ROM card can be inserted and removed when the UROM LED is not illuminated (the key switch is set to a position other than UROM). When removing it whi... Show Detail
- No：1304
- Displayed Date：2023/04/25 19:00
What happens when I set the key switch of the operating CPU to STOP while using the redundancy function of the SPH300? Is the operation switched t...

This only stops the operating CPU and the operation is not switched to the standby CPU. Show Detail
- No：1588
- Displayed Date：2023/04/25 19:00
Can I use a base board with station No. setup function (Type_ NP1B*-**S) as a standard base board (without 'S' at the end of type code)?

You can use it as a standard base board by setting its station No. to '00.' In this case, you also need to set the system definition of the loader designed f... Show Detail
- No：1531
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 13:50
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
A CPU module has a rotary switch (0 to F) for setting the CPU No. on its front. What CPU No. should I set?

Usually, set the CPU No. to 0. The CPU No. 0 works as a master of an SX bus system. In a multi-CPU system or a CPU redundant system which uses multiple CPU ... Show Detail
- No：1504
- Displayed Date：2023/04/25 19:00
How can I use the pulse count function of the high-speed input module (Type_NP1X3206-A)?

We offer the sample program using the pulse count function for the high-speed input module. You can download the sample program and How-to Guide for it from... Show Detail
- No：1483
- Displayed Date：2023/04/25 19:00

1-10 of Total 34

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