Emerson MICRO MOTION 2700 Manuale di Installazione Pagina 158

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148 Transmitter Configuration and Use: Series 1000 and 2000 Transmitters
Flowmeter Installation Types and Components continued
Figure B-5 Terminal configuration – Model 1500
Terminals 21 & 22 (Channel A)
mA1 output
Internal power only
HART (Bell 202) communications
Terminals 23 & 24 (Channel B)
Not used
Terminals 31 & 32 (Channel C)
FO
Internal power only
No communications
mA = milliamp
FO = frequency output
Terminals 33 & 34
Service port OR Modbus RS-485
(Modbus RTU or Modbus ASCII)
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