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Conventional communication |
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When communicating with an extenal device using Windows applications such as ladder software that uses serial interfaces, the ladder software and external device need to be connected via serial interfaces.
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| 1. |
A PC with an application such as ladder software installed |
| 2. |
An external device to be connected with |
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Serial communication |
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Communication using the Pass-Through function |
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In GP-Pro EX, using the Pass-Through function enables communication between the ladder software and the external device via a display unit.
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| 1. |
A PC with an application such as ladder software installed |
| 2. |
An external device to be set |
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A display unit to relay serial interface |
| 4. |
A USB transfer cable or Ethernet (UDP) cable |
| 5. |
GP-Pro EX's PLC driver |
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Using the Pass-Through function makes connecting cables unnecessary when changing the settings of external devices with the ladder software.
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| NOTE |
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Up to 4 device/PLCs can be connected when using the Pass-Through function. |
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For the USB communication, use a USB transfer cable (CA3-USBCB-01). |
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