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CDC Type I Supported Information Types
Protocol Features
Implemented Protocol Stacks
Applicable Products
References
Developed by the EMPROS company, the CDC Type I protocol enables communication between control stations and RTU 44-500 or 44-550 substations.
The physical layer operates in a proprietary PCM mode.
Supported Information Types
| Control Direction |
Double Command | | Setpoint [12 bit] | | Monitoring Direction |
Single indication [1 Bit] | | Measured value [12 bit] | | Counter value [16 bit] |
Protocol Features
| Physical Layer |
proprietary PCM encoding, half-duplex
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| Application Layer |
on-demand transmission of digital, analog and counter values
Direct transmission of commands and setpoints
"Select before operate" transmission of commands and setpoints
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| Address Space |
RTU addresses 0..13
up to 128 16-bit words with up to 16 digitals each
up to 128 analogs
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Implemented Protocol Stacks
Applicable Products
 | ipConv | Universal protocol converter for highest degree of flexibility
Details...
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References
 | Neptune RTS, USA
Details...
| USA | ipConv | DNP V3.00, Slave / Simatic TDC, Master / Modbus, Master / CDC Type I, Slave / |
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