©2011 Johnson Level & Tool
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4. Operating Instructions
Display and Display Explanation
1. Ht - Total value of repeated angles measured
2. V - Vertical angle
3. Number of repeated measurements
4. AVG - Value of repeated angle measurements
5. HR - Angle increases with clockwise turning
6. HL - Angle increases with counterclockwise turning
7. TILT - Tilt sensor
8. F - Function mode
9. G - Angle unit GON
10. % - Vertical slope in percent
11. REP - Repeated angle measurement mode
12. Battery power indication
Note:
If the display shows “b” after activating the tilt sensor, the
instrument exceeds its compensation range and the instrument
should be leveled.
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4430H-English_Manuals 2/22/11 11:08 AM Page 5