Obvius R9120 Rev C - Manual (Page 5)

Model Information
There are two revisions of the ModHopper R9120 hardware board. These are Rev-A and Rev-C. Below is a picture of the
revision information on the circuit board. This is located next to the screw terminals on the board.
Before proceeding with the installation, verify the hardware is Rev C. If you have the Rev-A marking on the circuit board,
please download the user manual for the Rev-A hardware. It is important to use the correct manual that matches the
hardware being installed.
This manual covers only revision C hardware.
As per SIPCO LLC, this product may be used in a system and employ or practice certain features and/or methods of one or
more of the following patents:
SIPCO, LLC
U.S. Patent No. 7,103,511
U.S. Patent No. 6,914,893
U.S. Patent No. 6,891,838
U.S. Patent No. 5,714,931
U.S. Patent No. 6,233,327
U.S. Patent No. 7,397,907
U.S. Patent No. 6,618,578
U.S. Patent No. 7,079,810
U.S. Patent No. 7,295,128
U.S. Patent No. 7,263,073
U.S. Patent No. 7,480,501
U.S. Patent No. 6,437,692
U.S. Patent No. 7,468,661
U.S. Patent No. 7,053,767
U.S. Patent No. 7,650,425
U.S. Patent No. 7,739,378
Page 5 ModHopper R9120 rev C – Wireless Modbus/pulse transceiver