Description
Product Description
The IC690ACC901 is a compact mini converter designed to connect GE Fanuc Series 90 PLCs to RS‑232 devices, including PCs, HMIs, barcode scanners, and serial printers. It converts RS‑422 (SNP) half-duplex signals from the PLC to RS‑232 full-duplex communication, enabling seamless programming, diagnostics, and data exchange.
The kit includes a mini converter, a 2-meter serial extension cable, and a 9‑pin to 25‑pin adapter plug for legacy PCs. It plugs directly into the PLC’s 15‑pin SNP port, providing a 9‑pin RS‑232 interface with LED indicators for transmit and receive activity.
Key Features
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Converts RS‑422/RS‑485 (SNP) signals from PLC to RS‑232 for PCs or serial devices
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Direct plug-in to 15‑pin PLC SNP port
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Supports multidrop communication with up to 8 devices
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TX/RX LEDs for communication status
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Compact design, lightweight, and easy to install
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Compatible with GE programming software: Logicmaster 90, VersaPro, and Proficy Machine Edition
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Includes 2-meter serial extension cable and DB9-to-DB25 adapter
Technical Specifications
Electrical & Interface
RS‑232 Port Pinout
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Pin 2: Send Data (Output)
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Pin 3: Receive Data (Input)
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Pin 5: Ground
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Pin 7: Clear to Send (Input)
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Pin 8: Request to Send (Output)
RS‑422 (SNP) Port Pinout
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SHLD: Shield
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5: +5 VDC Input
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6: CTS(A) Input
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7: GND
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8: RTS(B) Output
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9: Receive Termination Output
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10: Send Data(A) Output
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11: Send Data(B) Output
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12: Receive Data(A) Input
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13: Receive Data(B) Input
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14: CTS(B) Input
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15: RTS(A) Output
Physical Specifications
Applications
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GE Fanuc Series 90‑30, 90‑70, 90‑20 PLC programming
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Connecting PLCs to HMIs, barcode scanners, serial printers
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SCADA and remote I/O system communication
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PC-based monitoring and configuration
FAQ
Q: Can this converter support multiple PLCs on a single line?
A: Yes, it supports multidrop communication for up to 8 devices.
Q: Does it need external power?
A: Most versions draw power directly from the RS‑232 serial interface.
Q: Which GE software is compatible?
A: Logicmaster 90, VersaPro, and Proficy Machine Edition.
Q: Are all necessary cables included?
A: Yes, the kit includes a 2-meter extension cable and DB9-to-DB25 adapter.