Rice Lake Weigh Modules/Mount Assemblies - Manual (Page 64)

4-1
INSTALLATION & SERVICE TIPS
INSTALLATION & SERVICE TIPS
Before Installing .......................................................................................................... 4-2
Determining Microvolts per Graduation ......................................................................... 4-3
Load Cell Mounting Hardware Safety Guidelines ............................................................ 4-4
Load Cell Trimming ...................................................................................................... 4-5
Understanding Load Cell Trimming .................................................................................................................................. 4-5
Excitation Trim .................................................................................................................................................................. 4-6
Signal Trim ........................................................................................................................................................................ 4-6
What is mV/V/Ohm Calibration? ........................................................................................................................................ 4-7
Load Cell Troubleshooting ............................................................................................ 4-8
Physical Inspection ............................................................................................................................................................ 4-8
Zero Balance ...................................................................................................................................................................... 4-8
Bridge Resistance ............................................................................................................................................................... 4-9
Resistance to Ground ......................................................................................................................................................... 4-9
Selecting Replacement Load Cells ............................................................................... 4-10
Electronic Replacements .................................................................................................................................................. 4-10
Mechanical Conversions ................................................................................................................................................... 4-10
Load Cell Wiring Guide ............................................................................................... 4-11
Calibration Guidelines for Vessel Weighing Systems ..................................................... 4-12