Control Solutions Knowledgebase

Babel Buster BB2-3010 Line Termination

Termination and Bias jumpers for RS485 on Control Solutions, Inc. Babel Buster BB2-3010

WARNING: Opening any electronic device for any reason including positioning of jumpers can cause damage or destruction of the device if proper ESD handling procedures are not followed! Refer to article on ESD Protective Measures regarding proper handling.

WARNING: Always remove power from device before opening it! This is for the protection of the device. You will not be harmed by the low voltage present, but you may cause damage or destruction of the device by opening it with power connected.

Note: Termination should only be applied at ends of RS485 link. Line bias, if used, should only be applied one place on the link.

Jumper positions for line bias and termination are labeled on the RS485 board that connects Modbus RTU. The position for ON is screened with a white bar next to the Enable position.

Move BOTH of the line bias jumpers to the SAME position when moved.


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