
Introducing the PM-1100 Optical Power Meter
4 PM-1100
RS-232 Connector Pinout
RS-232 Connector Pinout
The RS-232 connector (serial port) at the back of the PM-1100 uses a DTE
pinout configuration.
Pin Description Direction
2 Receive (Rx) Input
3 Transmit (Tx) Output
5 Signal ground (Gnd) —
1234 5
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