The LEDs of the P-link module (Type_ NP1L-PL1) are designed to blink quickly in accordance with the ON/OFF of a signal.

The IP address is not assigned automatically. (DHCP function is not supported.) The default IP address is '192.168.0.1

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

Use the 'Excitation timing output' signal for the Z-phase pulse when a stepping motor is used.

Since the parameter data area of the positioning control module (Type_ NP1F-MP2/MA2) operates on the RAM, it is always c

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

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

You can check it with the status indication LED on the front of the module. When a low battery voltage is detected, the

The measurement accuracy does not include zero junction compensation accuracy. The zero junction compensation accuracy

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

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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 ]

81-90 of Total 235

≪ 9 / 24page ≫

The 'SND' and 'RCV' LEDs on the P-link module (Type_ NP1L-PL1) look dark. Is this a fault?

The LEDs of the P-link module (Type_ NP1L-PL1) are designed to blink quickly in accordance with the ON/OFF of a signal. Although they look dim to the human e... Show Detail
- No：1624
- Displayed Date：2023/04/25 19:00
- Category： Communication (Others)
I use the Ethernet module (Type_NP1L-ET1). Is the IP address assigned automatically?

The IP address is not assigned automatically. (DHCP function is not supported.) The default IP address is '192.168.0.1'. You can check the IP address b... Show Detail
- No：1595
- Displayed Date：2023/04/25 19:00
- Category： Communication (Ethernet)
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
- Category： Main unit
How can I provide Z-phase pulses when the equipment connected with the positioning control module (Type_ NP1F-MP2/MA2) uses a stepping motor?

Use the 'Excitation timing output' signal for the Z-phase pulse when a stepping motor is used. Show Detail
- No：1574
- Displayed Date：2023/04/25 19:00
- Category： Function
When I turned on the positioning control module (Type_ NP1F-MP2/MA2) in the morning, the parameters were reset to the initial values. What is the f...

Since the parameter data area of the positioning control module (Type_ NP1F-MP2/MA2) operates on the RAM, it is always cleared when you turn off the module. ... Show Detail
- No：1573
- Displayed Date：2023/04/25 19:00
- Category： Function
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
- Category： Main unit
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
- Category： Main unit
How can I detect a low battery voltage of the SRAM card with the memory card interface module (Type_ NP1F-MM1)?

You can check it with the status indication LED on the front of the module. When a low battery voltage is detected, the CER LED on the front of the module ... Show Detail
- No：1620
- Displayed Date：2023/04/25 19:00
- Category： Function
Does the accuracy specification of the thermocouple input module (Type_ NP1AXH4-TC) include zero junction compensation accuracy?

The measurement accuracy does not include zero junction compensation accuracy. The zero junction compensation accuracy is ±1°C (at ambient temperature 0°C ... Show Detail
- No：1597
- Displayed Date：2023/04/25 19:00
- Category： I/O
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
- Category： Main unit