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EL3000
CONTINUOUS GAS ANALYZERS | CI/EL3000-EN REV. B
99
Electrical connections Modbus module
RS232 interface
Pin Signal
2 RxD
3 TxD
5 GND
Design: 9-pole male Sub-D plug
RS485 interface
Pin Signal
2 RTxD
−
3 RTxD+
5 GND
Design: 9-pole female Sub-D plug
NOTE
For detailed information on "Modbus", refer to the Technical Information
"EL3000, EL3060, EL3010-C – Modbus".