Staffs - Sokkia SDL30 Operator's Manual

20.3 Staffs

• Staff types
Name Material
BIS20 Invar
BIS30 Invar
BGS40 Glass fiber 4.08m (3 sections)
BGS50 Glass fiber 5.09m (4 sections)
BGS50G Glass fiber 5.09m (4 sections)
BAS55 Aluminum
BRS55 Aluminum
74
Length/Front/Reverse Feature
2.0m (6.6ft)
Front: RAB code
3.038m (9.8ft)
Front: RAB code
Front: RAB code
Reverse: graduated
Front： RAB code
Reverse: graduated
Front： RAB code
Reverse: graduated
5.0m (5 sections)
Front: RAB code
Reverse: graduated
5.0m (5 sections)
Front: RAB code
Reverse: graduated
on reflective surface
ISO 12858-1:
1999 compatible
ISO 12858-1:
1999 compatible
For high precision
leveling
With handle
With handle
With handle
Unit: feet
Distances can be
measured with Total
Station by using the
reverse
(reflective sheet).
(Applies only to
instruments that
can measure in
sheet mode.)
side