GE IS220PSCAH1B is a serial communication I/O package in GE's Mark VIe series. Its specific parameters are as follows:
- Number of channels: 6 independent configurable serial channels, 1 Ethernet Modbus channel (simplex network).
- Communication standards: Each serial channel can be configured to comply with RS-232, RS-422 or RS-485 half-duplex standards.
- Communication distance and rate: In RS-232 mode, the maximum cable distance is 50 feet, and the maximum communication rate is 19200 baud; in RS-422 mode, the maximum cable distance is 1000 feet, the maximum communication rate is 375 kbps, and it can connect up to 8 devices; in RS-485 mode, the maximum cable distance is 1000 feet, the maximum communication rate is 375 kbps, and it can connect up to 8 devices.
- Power supply: Powered by a 3-pin power input.
- Interfaces: Two 10/100 Ethernet ports with connectors; output is directly connected to the relevant terminal board connector through a DC-62 pin connector.
- Dimensions: 8.26 cm high × 4.19 cm wide × 12.1 cm deep.
- Technology: Surface mount technology.
- Operating temperature: -30°C to 65°C (-22°F to 149°F).

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