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ELECTRICAL CIRCULAR DUCT HEATERS
Description of operating EKA MB ...
Electrical duct heaters EKA MB ... can communicate via Modbus RTU. Connected to the system
2
EKA MB ... is a Slave device. Modbus settings are shown in table 2.
Table 2. Modbus settings
Setting
Device address
Baud rate
Parity
Stop bit
There is connection provided on the PCB for Modbus (see Fig. 11). Connector pin layout and
meanings are shown in Fig. 12.
Fig. 12. Connector for Modbus control
For detailed information about control via Modbus please contact manufacturer.
Possible values
1...247
2400, 4800, 9600, 19200, 38400
None, Even, Odd
None, 1, 2
+12VDC
B-
A+
GND
Default value
10
9600
None
1
EKA
19
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