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APPENDIX C
CALIBRATION SEAL INSTALLATION
If your Model 748 Weight Indicating Instrument is used in a commercial application it must be tested
and sealed by your local weights and measurements official. The 748 is designed to accept a lead
and wire security seal to prevent unauthorized access to the calibration adjustments. Installation of
this seal differs with the type of enclosure. Refer to the following figures for details on the installation
of these seals.
Bend tab over screw head
and secure with wire seal.
Repeat for the left side
endcap.
of Front Cover
Hole in Lip
Hole in
Bracket
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