Hardy HI 1756-FC - Manual (Page 4)

Second Word - 1: Format Word ................................................................................................................15
Format Word Decimal Point Parameters...................................................................................................15
Third / Fifth Words - 2, 3, 4: Parameter Number and Value..................................................................16
Parameter 13-18 .........................................................................................................................21 Refills
REC Parameters ........................................................................................................................................23
Rate Calibration Parameters ......................................................................................................................24
Input Table ..................................................................................................................................................25
States (Word 12 of input table) .................................................................................................................26
Integrated Technician ................................................................................................................................26
CIP Messages ............................................................................................................................................27
CHAPTER 5 CALIBRATION.............................................................................. 29
Pre-Calibration Procedures........................................................................................................................29
Electrical Check Procedures ......................................................................................................................29
Load Cell/Point Input/Output Measurements............................................................................................29
Load Check ...............................................................................................................................................30
C2 Calibration .............................................................................................................................................30
C2 Calibration Using Ladder Logic ..........................................................................................................30
Hard Calibration .........................................................................................................................................31
Hard Calibration Ladder Logic Example ..................................................................................................31
CHAPTER 6 TROUBLESHOOTING............................................................... 32
Disassembly and Reassembly Notes, Warnings and Cautions ................................................................32
Weight and Voltage Testing .......................................................................................................................32
IT Test .......................................................................................................................................................33
General Troubleshooting Flow Chart Index.............................................................................................33
A1 - Guidelines for Instabilities on Formerly Operating System ..............................................................34
B - Guidelines for Instabilities on Formerly Operating Systems (Cont’d) ................................................35
B1 - Guidelines for Instabilities on Formerly Operating Systems (Cont’d) ..............................................36
B1 - Guidelines for Instabilities on Formerly Operating Systems (Cont’d) ..............................................37
F - Verify Individual Load Cell Millivolt Readings..................................................................................38
Testing an individual load cell signal output requires an IT Summing Junction box or millivolt meter...38
Use the load cell certificate to verify the millivolt per volt (mV/V) rating: ..............................................38
G - Calibration Failed................................................................................................................................39
H - Mechanical Inspection ........................................................................................................................40
J - Electrical Inspection .............................................................................................................................41
K - Load Sharing and Load Sensor Checkout ...........................................................................................42
Erratic Weight or Rate Control .................................................................................................................43
System and Load Cell Tests........................................................................................................................44
INTEGRATED TECHNICIAN (IT®) ......................................................................................................45
Weight and Voltage Test ...........................................................................................................................46
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