Protects and extends with one deviceOptically isolates and protects devices, plus it extends the range of RS-422 and 485 data lines an extra 4,000 feet. It’s like two devices in one. |
![]() 485OP |
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![]() 9POP4 |
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![]() 9SPOP2 |
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![]() 232SPHI4 |
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