Calculation Functions; Double-Run Discrepancy - Topcon DL-501 Instruction Manual

14.CALCULATION FUNCTIONS

The functions described in this chapter allow the user to calculate double-run discrepancy, or closure
error for closed leveling links/loops using data from measured routes.
.

• Route data used in calculation must all come from the same JOB.
14.1

Double-run Discrepancy

This function compares the height difference results recorded for the go and return runs on a specified
route observation and calculates any discrepancy between the two sets of results. It is also possible
to view discrepancies in height difference for each individual section along the route.
Total discrepancy in height difference between go and return runs
Start point
1. Select "Calculation" in <Menu>.
2. Select "Dble-run discrepancy" in <Calculation
menu>.
3. Press [LIST] to display a list of routes saved in
the current JOB.
58
Discrepancy for individual section
M e n u
1 . M e a s
2 . M a n a g e m e n t
3 . C o n f i g
4 . C a l c u l a t i o n
C a l c u l a t i o n m e n u
1 . D b l e - r u n d i s c r e p a n c y
2 . C l o s u r e e r r o r
3 . R e o b s . r o u t e m e r g e
R o u t e s e l e c t i o n
G o r o u t e i d
: R 0 0 1
R e t u r n r o u t e i d
: R 0 0 2
L I S T
End point
C A L C