Interfaces | Serial ports | I/O | GSM Modem | Wireless communication | Processor speed | Converter type | |||
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GPIO | RS-485 | RS-232 x2 | Analog in | Digital in | GPRS | GSM Modem | Up to 500MHz | Programmable converter | |
G-4500PD-SIM340 |
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GPS-721 |   |   |   |   |   |   |   |   |   |
I-87211W |   |   |   |   |   |   |   |   |   |