9393PrincetonGlendaleRoad
Hamilton,Ohio45011
 
Revision1.2ROMIII“‐L”&“‐LIQ”Installation&OperationManualPageNo.12of15
 
7.3  Sensors & OBM 
The sensors must be wired according to Figure 3 or 4.  The wires from the sensors 
should enter the OBM enclosure via the proper access opening (refer to Figure 1).  
See the Figure 3 or 4 diagrams for a complete sensor system wiring diagram. 
CIVACON has a full color wall chart that is available for the standard ROM III system. 
Please contact the factory for a copy. If you are replacing or installing on a truck or 
trailer with 6 compartments or less use the 6 compartment wiring in Figure 3.  If you 
are installing or replacing on a truck or trailer with more than 6 compartments use 8 
compartments wiring in Figure 4. 
 
 
 
Figure 4:  6 Compartment Wiring 
 
 
 
 
Figure 5:  8 Compartment Wiring