For an analog input range (1 to 5 V or 4 to 20 mA), a line breakage detection function is provided. An input voltage of

Yes, you can. Note, however, that the input impedance reduces to half. Pay attention to the drive ability of the sensor.

Yes, it is generally possible. However, be sure to use compensating leads also for wiring to the recorder. Some recorde

No, you can't. The relationship between i, which is the sensor output current, and i1 and i2, which are the CH input cu

The following analog input modules have the moving average function. 1) For the following models, the moving average f

After changing the range with the rotary switch, turn off the power once and then turn it on again, and the software off

Since the conversion accuracy after a scaling change remains within the specifications, rescaling is unnecessary.

If this is caused by a fluctuation in the input temperature, moving average processing shown below may improve the condi

It is possible by preparing two types of power supply for driving the transistor device and the load. Refer to the User

The influence of external resistance on the thermocouple input is approximately 0.3 ?V/?. The measurement accuracy of t

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GLOBAL > PLC > SPH > I/O

Latest FAQ

When I set offset on the analog module (NP1AXH8I-MR) by using software (parameters) and disable the software offset setting by operating hardware (...
There are two types of AC input modules, for 100V (NP1X1610, NP1X1610-RI) and 200V (NP1X1611, NP1X1611-RI). What is the difference between the prod...
I will use the analog voltage input module. Can I input a single input signal to two CHs of the module simultaneously (in parallel) to use them?
I will use the analog current input module. Can I input a single input signal to two CHs of the module simultaneously (in parallel) to use them?
Does the accuracy specification of the thermocouple input module (Type_ NP1AXH4-TC) include zero junction compensation accuracy?

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FAQ within [ I/O ]

1-10 of Total 14

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I understand that an analog input module (Type_ NP1AXH4-MR, etc.) has a signal line breakage detection function. How does it work?

For an analog input range (1 to 5 V or 4 to 20 mA), a line breakage detection function is provided. An input voltage of 0.92 V or lower for the 1 to 5 V ran... Show Detail
- No：1316
- Displayed Date：2023/04/25 19:00
I will use the analog voltage input module. Can I input a single input signal to two CHs of the module simultaneously (in parallel) to use them?

Yes, you can. Note, however, that the input impedance reduces to half. Pay attention to the drive ability of the sensor. Show Detail
- No：1622
- Displayed Date：2023/04/25 19:00
Is it possible to connect a recorder in parallel with signal input terminals of the thermocouple input module?

Yes, it is generally possible. However, be sure to use compensating leads also for wiring to the recorder. Some recorders may not permit connection dependi... Show Detail
- No：1420
- Displayed Date：2023/04/25 19:00
I will use the analog current input module. Can I input a single input signal to two CHs of the module simultaneously (in parallel) to use them?

No, you can't. The relationship between i, which is the sensor output current, and i1 and i2, which are the CH input currents of the PLC, is expressed as i ... Show Detail
- No：1603
- Displayed Date：2023/04/25 19:00
Is there an analog module that supports the moving average function?

The following analog input modules have the moving average function. 1) For the following models, the moving average function can be set by switch setting ... Show Detail
- No：1493
- Displayed Date：2023/04/25 19:00
When I set offset on the analog module (NP1AXH8I-MR) by using software (parameters) and disable the software offset setting by operating hardware (...

After changing the range with the rotary switch, turn off the power once and then turn it on again, and the software offset setting will be disabled. Show Detail
- No：1667
- Displayed Date：2023/04/25 19:00
When I adjust the gain/offset of an already scaled channel on the analog input module, do I need to repeat scaling?

Since the conversion accuracy after a scaling change remains within the specifications, rescaling is unnecessary. Show Detail
- No：1430
- Displayed Date：2023/04/25 19:00
The temperature measurement value of the resistance temperature sensor (PT input) is unstable.

If this is caused by a fluctuation in the input temperature, moving average processing shown below may improve the condition. 1) Change the digital filter v... Show Detail
- No：1586
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/09 13:56
Is it possible to use a transistor output module (12 to 24 V DC model) of the SPH Series at a load voltage lower than the rated voltage?

It is possible by preparing two types of power supply for driving the transistor device and the load. Refer to the User's Guide, which provides explanatio... Show Detail
- No：1331
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 15:32
Is the measurement accuracy affected when an external arrestor for protection is mounted on the input terminal of the thermocouple input module (Ty...

The influence of external resistance on the thermocouple input is approximately 0.3 ?V/?. The measurement accuracy of the thermocouple input is affected by... Show Detail
- No：1545
- Displayed Date：2023/04/25 19:00