Telemetry Module MT-021 User Manual
Telemetry Module MT-021 User Manual
Telemetry Module MT-021 User Manual
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5.2. Binary inputs I1 ... I4<br />
Internal optoisolated binary inputs marked as I1...I4 may work only in positive logic. All<br />
binary inputs have same reference - module's electrical ground - negative pole of the<br />
power supply connected to GND pin.<br />
Connection scheme:<br />
Notice!<br />
Supply cables length < 10m.<br />
Signal cables length < 30m.<br />
For longer cables it is recommended to use external<br />
overvoltage protection.<br />
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