User`s manual

App. 2-6
12) RS-485 terminating resister ON/OFF switch
When RS-485 is effective, and this board is end of RS-485 transmission line, turn on the switch. If the switch is pushed
downward (to ON), the terminating resister will turn on. The terminating reister value is 100Ω.
*It is ON when shipping.
*Refer the “Section 2 Specifications” to read the other specifications.
Appendix 2-3 Names and Functions