Calculated Industries 4225-B - Manual (Page 42)

P
OCKET
R
EFERENCE
G
UIDE
— 39
Stairs — Riser Limited Function
Calculate stairs using the Riser Limited
function, if you must limit the riser Height
to 7-1/2 Inches:
KEYSTROKE DISPLAY
1. Enter rise and run:
o o 0.
1 0 f 1 i h
HGHT
10
FEET
1
INCH
1 2 f 5 i l
LNTH
12
FEET
5
INCH
2. Recall stored 7-1/2” desired riser Height
and find stair values:
® 7
R-HT
7-1/2
INCH
Ç s
R-HT
7-1/8
INCH
s
RSRS
17.
s
R+/–
0-1/8
INCH
s
T-WD
9-5/16
INCH
*
s
TRDS
16.
s
T+/–
0
INCH
s
OPEN
9
FEET
9-5/8
INCH
s
STRG
15
FEET
7-5/8
INCH
s
INCL
37.42°
* in the display means that the calculated riser
Height exceeds the desired (stored) riser Height, or
the calculated tread Width is below the desired
(stored) tread Width.
STORED