MI SERIES
– Manual (v1.7)
Obelux Oy, Kutomotie 6 B, 00380 Helsinki FINLAND
© Obelux Oy 2017 Technical information in this document is subject to change without notice.
Page: 16(28)
6.2 Modbus mode
The light is in Modbus mode when the DIP 8 is on. Light is being controlled with an Obelux controller.
DIP switch
Stand-alone (A) or Modbus (M)
8
off
Stand-alone (A)
on
Modbus (M)
Configuration DIP switches 1-4 are used to give the light RS485 bus address. Duplicate addresses on the
same bus are not allowed. Give lights connected to the same communication bus an address starting from
one.
DIP switch
Modbus Address
1
2
3
4
on
off
off
off
Address 01
off
on
off
off
Address 02
on
on
off
off
Address 03
off
off
on
off
Address 04
on
off
on
off
Address 05
off
on
on
off
Address 06
on
on
on
off
Address 07
off
off
off
on
Address 08
on
off
off
on
Address 09
off
on
off
on
Address 10
on
on
off
on
Address 11
off
off
on
on
Address 12
on
off
on
on
Address 13
off
on
on
on
Address 14
on
on
on
on
Address 15
RS-485 bus should be terminated with on-board 120 ohm resistors on both ends of this communications bus.
Turn on DIP4 on from the termination DIP switches. Location of the termination DIP switches can be seen in
Figure 6.
