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

An unused slot is permitted in a system configuration. If you plan to mount a module in the unused slot in the future,

You should be careful because if the write protection is OFF, the ROM is rewritten simultaneously with the internal RAM

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

The equivalent data is retained for one default task during switching and the standby CPU starts execution from the begi

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

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

No, they do not have polarity because they use relay contacts.

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

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

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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
Is it permitted to have an unused slot in an SPH system configuration?

An unused slot is permitted in a system configuration. If you plan to mount a module in the unused slot in the future, it can be registered as 'unimplemen... Show Detail
- No：1313
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 14:32
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?

You should be careful because if the write protection is OFF, the ROM is rewritten simultaneously with the internal RAM of the CPU during program download. Show Detail
- No：1617
- 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
How does the redundant system handle tasks being executed when the operation is switched from an operating CPU to a standby CPU?

The equivalent data is retained for one default task during switching and the standby CPU starts execution from the beginning of the task. Show Detail
- No：1530
- 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
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
Do the blue and white cables for the ALM output of the power supply module (Type_ NP1S-22) have polarity?

No, they do not have polarity because they use relay contacts. Show Detail
- No：1585
- Displayed Date：2023/04/25 19:00
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
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