
Switches at the left (upper) side of connector:
Baud rate
BAUD rate
Switches
1 (J4) 2 (J5) 3 (J6)
19200
OFF OFF OFF
38400
OFF OFF ON
57600
OFF ON OFF
115200
ON OFF OFF
BAUD rate setting 19k2 (bps) is valid for all standard communication protocols, that do not
request special timings. If special protocols (small request-respond time required) are used
please note it in order.
Connector pin table
MSTB 1 2 3
Description
GND - (B) + (A)
421304700101_v1 9
Picture 3: RS485 BUS schematic
Picture 4: RS485 interface board outlook
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