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en:hw:connection-of-ai-hidden [2020/12/15 12:20] jan_kozak |
en:hw:connection-of-ai-hidden [2021/08/06 13:23] (current) avsetula |
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| - | Measuring mode is set depending on the used software. The negative pole of the measured external device is connected to **AGND** terminal of the connector used, its positive pole (signal) is then connected to **AIx** or **AIy.x** terminal). | + | Measuring mode is set depending on the used software. The negative pole of the measured external device is connected to **AGND** terminal of the connector used, its positive pole (signal) is then connected to **AIx** or **AIy.x** terminal. |
| <WRAP center round info 95%> | <WRAP center round info 95%> | ||
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| <WRAP center round important 95%> | <WRAP center round important 95%> | ||
| **Caution!** \\ | **Caution!** \\ | ||
| - | Before connecting the measuring device, it is necessary to check measurement settings using the chosen software and according to the type of the connected device - see the measurement description on individual groups below. | + | Before connecting the measured device, it is necessary to check measurement settings using the chosen software and according to the type of the connected device - see the measurement description on individual sections below. |
| </WRAP> | </WRAP> | ||
| ====== Connection ====== | ====== Connection ====== | ||
| - | The following images illustrate the setup for measuring a voltage and current source on AI and AGND terminals. These connections are common for both **group 1** and **groups 2 and 3**. | + | The following images illustrate the setup for measuring a voltage and current source on AI and AGND terminals. These connections are common for both **section 1** and **sections 2 and 3**. |
| <WRAP group> | <WRAP group> | ||
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| </WRAP> | </WRAP> | ||
| - | Resistance sensors can be connected to analog inputs using two-wire or three-wire method (available only on **groups 2 and 3** except for some controllers, such as **S5xx**). The three-wire method holds the advantage of preventing measuring errors caused by the resistance of the used wire. | + | Resistance sensors can be connected to analog inputs using two-wire or three-wire method (available only on **sections 2 and 3** except for some units, such as **S5xx**). The three-wire method holds the advantage of preventing measuring errors caused by the resistance of the used wire. |
| <WRAP group> | <WRAP group> | ||
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| <WRAP center round info 95%> | <WRAP center round info 95%> | ||
| - | **Note:** (do not apply for some controllers such as S5xx) \\ | + | <html><span class="kbBlueText">The information in the following note does not apply for some units such as S5xx.</span></html> |
| - | **Group 1** analog inputs do not support measurements of resistance sensors. This type of measurement can be performed by connecting the resistance sensor to group 1 analog output or analog outputs of other groups. | + | |
| - | This means **S** size controllers can be used for measuring resistance only by using analog outputs. | + | ---- |
| + | |||
| + | **Note:** \\ | ||
| + | **Section 1** analog inputs do not support measurements of resistance sensors. This type of measurement can be performed by connecting the resistance sensor to section 1 analog output (AOR) or analog inputs of other sections. | ||
| + | |||
| + | This means **S** size units can be used for measuring resistance only by using analog outputs. | ||
| </WRAP> | </WRAP> | ||
| ====== Description of modes ====== | ====== Description of modes ====== | ||
| - | <html><span class="kbBlueText">Group 1 analog inputs (with the exception of some controllers such as S5xx) are able to measure only voltage or current:</span></html> \\ | + | <html><span class="kbBlueText">Section 1 analog inputs (with the exception of some units such as S5xx) are able to measure only voltage or current:</span></html> \\ |
| Measurement mode needs to be set first in the control software The expected output values are: | Measurement mode needs to be set first in the control software The expected output values are: | ||
| - | * Voltage → 0-10 (V) | + | * Voltage → 0-10 (V⎓) |
| * Current → 0-20 (mA) | * Current → 0-20 (mA) | ||
| - | <html><span class="kbBlueText">Analog inputs in groups 2 and 3, or on **S5xx** controllers, can measure voltage, current or resistance:</span></html> \\ | + | <html><span class="kbBlueText">Analog inputs in sections 2 and 3, or on S5xx units, can measure voltage, current or resistance:</span></html> \\ |
| - | **Group 2 and 3** analog inputs, or AIs on **S5xx** controllers, can perform accurate measurement of current, voltage or resistance. Measurement mode needs to be set first in the control software. In voltage and resistance mode you can choose from two accuracy modes. The measured value is of **real** type and corresponds with the measured input value (V, mA, Ω). | + | **Section 2 and 3** analog inputs, or analog inputs on **S5xx** units, can perform accurate measurement of current, voltage or resistance. Measurement mode needs to be set first in the control software. In voltage and resistance mode you can choose from two accuracy modes. The measured value is of **real** type and corresponds with the measured input value (V⎓, mA, Ω). |
| This type of analog input supports the following modes: | This type of analog input supports the following modes: | ||
| - | * 0–10 V voltage | + | * 0–10 V⎓ voltage |
| - | * 0–2.5 V voltage | + | * 0–2.5 V⎓ voltage |
| * 0–20 mA current | * 0–20 mA current | ||
| * 0–1960 Ω resistance (three-wire) | * 0–1960 Ω resistance (three-wire) | ||
| * 0–100 kΩ resistance (two-wire) | * 0–100 kΩ resistance (two-wire) | ||
