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In a redundant system, are the previous values retained for the SX bus and T-link outputs when the CPU is switched?
The input/output data continue to be valid after the CPU is switched. (The previous values are retained.)
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- No:1408
- Displayed Date:2023/04/25 19:00
- Category:
Application
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When I use an Ethernet module (Type_ NP1L-ET□) to download the system definitions and module driver, a file transfer error is generated. Why?
The file transfer error occurs because the module driver is downloaded with the Ethernet module not recognized by the CPU.
For the CPU to recognize the Ethe...
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When does the standard expansion FB for communication_ Cfrp2 refresh the port status in the structure variable_ RAS?
It takes place only when data are received from an external device.
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When I used the Standard Loader (Type_ NP4H-SWN) to input a timer instruction and specified the WM area for indirectly specifying the timer set val...
The set value of the timer must be a 32-bit (double-word) value. Specify DM (double-word), not WM (single-word). The memory to use may be DX or DL, as well a...
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Is there a battery available with a longer backup time than the backup battery for SPH (Type_ NP8P-BT)?
There is a high-capacity battery for SPH300 (Type_ NP8P-BTS). Its battery capacity (approximately 2700 mA) is about 2.7 times that of the backup battery supp...
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- No:1360
- Displayed Date:2023/04/25 19:00
- Category:
Accessory
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I mounted the power supply module (Type_ NP1S-22) on the base board (Type_ NP1BS-06). The connector at the far left of the base board is not used. ...
No, it doesn't.
A power supply module may occupy two slots (Type_ NP1S-22, NP1S-42) or one slot (Type_ NP1S-81, NP1S-91).
The connector at the far left...
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- No:1340
- Displayed Date:2023/04/25 19:00
- Updated DTM:2023/06/13 15:34
- Category:
Main unit
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Which devices are required for controlling an electronic cam with the SPH Series? What should I prepare?
The minimum required products are
(1) High-performance CPU exclusively for the electronic cam,
(2) pulse train combined module (Type_ NP1F-MP2) or anal...
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- No:1323
- Displayed Date:2023/04/25 19:00
- Updated DTM:2023/06/13 15:20
- Category:
Function
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Is it possible to use an encoder of the complementary output type for the high-speed counter module (Type_ NP1F-HC2)?
No, it is not possible. Use an encoder of the line-driver or open-collector output type. When using a line-driver type, pay attention to the output capacity ...
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- No:1320
- Displayed Date:2023/04/25 19:00
- Category:
Function
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With a positioning control module (Type_ NP1F-MP2/MA2), what are the statuses of the status information signals after power-up?
The near zero signal/command pulse zero signal/positioning end signal/RDY signal of the status information signals are set to [1].
The interrupt input sig...
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- No:1318
- Displayed Date:2023/04/25 19:00
- Updated DTM:2023/06/13 15:17
- Category:
Function
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I'm developing software with D300win (V2.2.5.0). Is it possible to collect data for each scan of the PLC?
It is not possible with D300win V2. The sampling trace function is supported by D300win V3.1.1.0. or later.
[Related document]
Refer to Section '11-7 Sampl...
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