ENTERING DIMENSIONS
Entering Linear Dimensions
Examples of entering Linear Dimensions:
DIMENSION
Clear calculator
17.5 m
Clear calculator
100 cm
Clear calculator
500 mm
KEYSTROKE o
1 7 • 5 m o
1 0 0 Ç 7 o
5 0 0 Ç 9
Entering Square/Cubic Dimensions
Examples of entering Square and Cubic
Dimensions:
KEYSTROKE o o
DISPLAY
0.
Enter numeric value and press desired unit key once to label value as “Linear:”
1 0 0 Ç 9
100. mm
KEYSTROKE DISPLAY o o
0.
Enter numeric value and press desired unit key twice to label value as “Square:”
1 0 0 Ç 9 9
100. sq mm
Pocket Reference Guide — 12
KEYSTROKE o o
DISPLAY
0.
Enter numeric value and press desired unit key three times to label value as “Cubic:”
1 0 0 Ç 9 9 9
100 cu mm
Note: If you pass the desired dimensional format, keep on pressing the dimensional unit key until the desired result is displayed again.
EXAMPLES
Adding and Subtracting Strings of
Dimensions
Add the following measurements:
• 850 mm
• 1.2 m
• 600 mm
Then subtract 175 mm.
DISPLAY KEYSTROKE
8 5 0 Ç 9 +
1 • 2 m +
6 0 0 Ç 9 =
– 1 7 5 Ç 9 =
2650. mm
2475. mm
Pocket Reference Guide — 13
Rectangular Area and Volume
Find the area and volume:
• Length: 6200 mm
• Width: 3500 mm
• Height: 450 mm
Using Multi-Function h
Key
Find the volume, wall area and total room area of a room measuring 4500 mm x
5500 mm. The room is 2500 mm high.
KEYSTROKE
6 2 0 0 Ç 9 l
3 5 0 0 Ç 9 W W
4 5 0 Ç 9 h h
DISPLAY
AREA 21.7 sq m
KEYSTROKE DISPLAY o o
0.
4 5 0 0 Ç 9 l
LNTH 4500. mm
5 5 0 0 Ç 9 W
WDTH 5500. mm
2 5 0 0 Ç 9 h
HGHT 2500. mm h
VOL 61.875 cu m h
WALL 50. sq m h
ROOM 74.75 sq m
Entering Square and Cubic and Adding a Waste Allowance
Add a 10% waste allowance to 5200 sq mm. Then add a 20% waste allowance to
4500 cu mm:
Dividing Dimensions
Divide 4700 mm into thirds (divide by 3):
KEYSTROKE DISPLAY
4 7 0 0 Ç 9 ÷ 3 =
1567. mm
KEYSTROKE DISPLAY
5 2 0 0 Ç 9 9 + 1 0 %
5720. sq mm
4 5 0 0 Ç 9 9 9
+ 2 0 %
5400. cu mm
Pocket Reference Guide — 14 Pocket Reference Guide — 15
Rectangular Area and Volume
Find the area and volume:
• Length: 6200 mm
• Width: 3500 mm
• Height: 450 mm
Using Multi-Function h
Key
Find the volume, wall area and total room area of a room measuring 4500 mm x
5500 mm. The room is 2500 mm high.
KEYSTROKE
6 2 0 0 Ç 9 l
3 5 0 0 Ç 9 W W
4 5 0 Ç 9 h h
DISPLAY
AREA 21.7 sq m
KEYSTROKE DISPLAY o o
0.
4 5 0 0 Ç 9 l
LNTH 4500. mm
5 5 0 0 Ç 9 W
WDTH 5500. mm
2 5 0 0 Ç 9 h
HGHT 2500. mm h
VOL 61.875 cu m h
WALL 50. sq m h
ROOM 74.75 sq m
Entering Square and Cubic and Adding a Waste Allowance
Add a 10% waste allowance to 5200 sq mm. Then add a 20% waste allowance to
4500 cu mm:
Dividing Dimensions
Divide 4700 mm into thirds (divide by 3):
KEYSTROKE DISPLAY
4 7 0 0 Ç 9 ÷ 3 =
1567. mm
KEYSTROKE DISPLAY
5 2 0 0 Ç 9 9 + 1 0 %
5720. sq mm
4 5 0 0 Ç 9 9 9
+ 2 0 %
5400. cu mm
Pocket Reference Guide — 14 Pocket Reference Guide — 15
Linear Conversions
Convert 3200 mm to other dimensions:
KEYSTROKE
3 2 0 0 Ç 9
Ç 7
Ç m
Ç f
*
Ç i
*
Ç y
DISPLAY
3200. mm
320. cm
3.200 m
10 feet 6 inch
126 inch
3.5 yd
*Repeated presses of f or i will toggle between Feet-Inch-Fractions and Decimal Feet or Inches.
Blocks
How many blocks (block size 200 mm x
400 mm) will you need to build a retaining wall measuring 2400 mm x 6700 mm?
KEYSTROKE o o
DISPLAY
0.
2 4 0 0 Ç 9 x
6 7 0 0 Ç 9 m =
16.08 sq m
Ç l (Blocks) BLKS 201.
Board Feet and Cost
Find the total Board Feet for the following boards: 2 x 4 x 16, 2 x 10 x 18 and
2 x 12 x 20. What is the total cost at
$275 per MBM?
KEYSTROKE DISPLAY o o
2 x 4 x 1 6 Ç 8 µ
0.
BDFT 10.66667 M
2 x 1 0 x 1 8 Ç 8 µ
BDFT 30. M
2 x 1 2 x 2 0 Ç 8 µ
BDFT 40. M
® ®
BDFT 80.66667
x 2 7 5 Ç 0 (Cost) $22.
18
Circle Area and Circumference
Find the area and circumference of a circle with a diameter of 625 mm:
KEYSTROKE DISPLAY o o
6 2 5 Ç 9 C
0.
DIA 625. mm
C
C
AREA 306796. sq mm
CIRC 1963. mm
Pocket Reference Guide — 16 Pocket Reference Guide — 17
Linear Conversions
Convert 3200 mm to other dimensions:
KEYSTROKE
3 2 0 0 Ç 9
Ç 7
Ç m
Ç f
*
Ç i
*
Ç y
DISPLAY
3200. mm
320. cm
3.200 m
10 feet 6 inch
126 inch
3.5 yd
*Repeated presses of f or i will toggle between Feet-Inch-Fractions and Decimal Feet or Inches.
Blocks
How many blocks (block size 200 mm x
400 mm) will you need to build a retaining wall measuring 2400 mm x 6700 mm?
KEYSTROKE o o
DISPLAY
0.
2 4 0 0 Ç 9 x
6 7 0 0 Ç 9 m =
16.08 sq m
Ç l (Blocks) BLKS 201.
Board Feet and Cost
Find the total Board Feet for the following boards: 2 x 4 x 16, 2 x 10 x 18 and
2 x 12 x 20. What is the total cost at
$275 per MBM?
KEYSTROKE DISPLAY o o
2 x 4 x 1 6 Ç 8 µ
0.
BDFT 10.66667 M
2 x 1 0 x 1 8 Ç 8 µ
BDFT 30. M
2 x 1 2 x 2 0 Ç 8 µ
BDFT 40. M
® ®
BDFT 80.66667
x 2 7 5 Ç 0 (Cost) $22.
18
Circle Area and Circumference
Find the area and circumference of a circle with a diameter of 625 mm:
KEYSTROKE DISPLAY o o
6 2 5 Ç 9 C
0.
DIA 625. mm
C
C
AREA 306796. sq mm
CIRC 1963. mm
Pocket Reference Guide — 16 Pocket Reference Guide — 17
Circle/Arc Properties
Find Arc properties given a 1500 mm diameter and an Arc length of 900 mm:
KEYSTROKE DISPLAY
1. Enter Circle diameter and Arc length: o o
1 5 0 0 Ç 9 C
DIA 1500. mm
9 0 0 Ç 9 a
0.
ARC 900. mm
2. Find Degree of Arc, Chord Length,
Segment Area, Pie Slice Area and
Segment Rise: a
ARC 68.75
° a a
CORD 847. mm
SEG 75364. sq mm a
PIE 337500. sq mm a
RISE 131. mm *
*You may also find arched segment wall stud sizes, based on the stored o.c. After the segment rise, the calculator will display the stored o.c., then calculate the stud sizes with each successive press of the a
key.
Compound Miter
If the wall corner angle is 60° and the spring (crown) angle is 38°, find the miter angle and bevel angle for installing crown moulding:
Pocket Reference Guide — 18
KEYSTROKE DISPLAY o o
0.
3 8 ß Â
SPRG
STORED
38.00°
6 0 Â
MITR 46.84°
Â
BEVL 43.03°
Â
SPRG
STORED
38.00°
Â
CRNR 60.00°
Concrete Columns
Find the total cubic kilograms and cubic meters (using 1500 kg per cubic meter) required for three (3) colums, each with a diameter of 1600 mm and a height of
3000 mm:
KEYSTROKE DISPLAY
1. Recall stored Weight per Volume: o o
® 0
0.
STORED
1500 kG p er cu m
2. Enter diameter:
1 6 0 0 Ç 9 C
DIA 1600. mm
3. Find total volume:
3 0 0 0 Ç 9 h
Ç C (Column/Cone)
COL 6.03 cu m
4. Convert to kilograms:
Ç 1 (kg) 9048. kG
Pocket Reference Guide — 19
Circle/Arc Properties
Find Arc properties given a 1500 mm diameter and an Arc length of 900 mm:
KEYSTROKE DISPLAY
1. Enter Circle diameter and Arc length: o o
1 5 0 0 Ç 9 C
DIA 1500. mm
9 0 0 Ç 9 a
0.
ARC 900. mm
2. Find Degree of Arc, Chord Length,
Segment Area, Pie Slice Area and
Segment Rise: a
ARC 68.75
° a a
CORD 847. mm
SEG 75364. sq mm a
PIE 337500. sq mm a
RISE 131. mm *
*You may also find arched segment wall stud sizes, based on the stored o.c. After the segment rise, the calculator will display the stored o.c., then calculate the stud sizes with each successive press of the a
key.
Compound Miter
If the wall corner angle is 60° and the spring (crown) angle is 38°, find the miter angle and bevel angle for installing crown moulding:
Pocket Reference Guide — 18
KEYSTROKE DISPLAY o o
0.
3 8 ß Â
SPRG
STORED
38.00°
6 0 Â
MITR 46.84°
Â
BEVL 43.03°
Â
SPRG
STORED
38.00°
Â
CRNR 60.00°
Concrete Columns
Find the total cubic kilograms and cubic meters (using 1500 kg per cubic meter) required for three (3) colums, each with a diameter of 1600 mm and a height of
3000 mm:
KEYSTROKE DISPLAY
1. Recall stored Weight per Volume: o o
® 0
0.
STORED
1500 kG p er cu m
2. Enter diameter:
1 6 0 0 Ç 9 C
DIA 1600. mm
3. Find total volume:
3 0 0 0 Ç 9 h
Ç C (Column/Cone)
COL 6.03 cu m
4. Convert to kilograms:
Ç 1 (kg) 9048. kG
Pocket Reference Guide — 19
Concrete Footings
Find the volume of concrete required for an 200 mm x 400 mm footing that measures 30 m in length:
KEYSTROKE DISPLAY o o
0.
2 0 0 Ç 9 x 4 0 0 Ç 9 =
ß 6
80000. sq mm
F-AR
STORED
80000. sq mm
3 0 m Ç W (Footing) FTG 2.4 cu m
Concrete Volume for Driveway
Calculate the cubic meters of concrete required to pour a driveway that measures:
14 m long x 4 m wide x 125 mm deep.
If concrete is $65 per cubic meter, what will it cost?
KEYSTROKE DISPLAY o o
1 4 m x 4 m x 1 2 5 Ç 9 =
0.
14 m
4 m
7 cu m x 6 5 Ç 0 (Cost) $455.
00
(total cost)
Converting D:M:S
Convert 23° 42’ 39” to decimal degrees:
KEYSTROKE DISPLAY o o
0.
2 3 • 4 2 • 3 9 DMS 23.42.39
Ç • (dms deg) 23.71°
Polygon — Brick Paving
Find the Full Angle, Bi-sect Angle, Side
Length, Perimeter and Area of a Polygon for paving a brick patio. The radius is
2300 mm and the number of sides is five:
KEYSTROKE DISPLAY o o
0.
2 3 0 0 Ç 9 Ç a (Radius)
5 Ç R (Polygon)
RAD 2300. mm
FULL 108.00°
R
HALF 54.00°
R
SIDE 2704. mm
R
PER 13519. mm
R m
AREA 12.6 sq m
Pocket Reference Guide — 20 Pocket Reference Guide — 21
Concrete Footings
Find the volume of concrete required for an 200 mm x 400 mm footing that measures 30 m in length:
KEYSTROKE DISPLAY o o
0.
2 0 0 Ç 9 x 4 0 0 Ç 9 =
ß 6
80000. sq mm
F-AR
STORED
80000. sq mm
3 0 m Ç W (Footing) FTG 2.4 cu m
Concrete Volume for Driveway
Calculate the cubic meters of concrete required to pour a driveway that measures:
14 m long x 4 m wide x 125 mm deep.
If concrete is $65 per cubic meter, what will it cost?
KEYSTROKE DISPLAY o o
1 4 m x 4 m x 1 2 5 Ç 9 =
0.
14 m
4 m
7 cu m x 6 5 Ç 0 (Cost) $455.
00
(total cost)
Converting D:M:S
Convert 23° 42’ 39” to decimal degrees:
KEYSTROKE DISPLAY o o
0.
2 3 • 4 2 • 3 9 DMS 23.42.39
Ç • (dms deg) 23.71°
Polygon — Brick Paving
Find the Full Angle, Bi-sect Angle, Side
Length, Perimeter and Area of a Polygon for paving a brick patio. The radius is
2300 mm and the number of sides is five:
KEYSTROKE DISPLAY o o
0.
2 3 0 0 Ç 9 Ç a (Radius)
5 Ç R (Polygon)
RAD 2300. mm
FULL 108.00°
R
HALF 54.00°
R
SIDE 2704. mm
R
PER 13519. mm
R m
AREA 12.6 sq m
Pocket Reference Guide — 20 Pocket Reference Guide — 21
Squaring-Up a Foundation
Square-up a 4700 mm x 3100 mm foundation:*
KEYSTROKE DISPLAY o o
0.
4 7 0 0 Ç 9 l
LNTH 4700. mm
3 1 0 0 Ç 9 W
WDTH 3100. mm
W W
SQUP 5630. mm
*Alternative Method
Square-up a 4700 mm x 3100 mm foundation:*
KEYSTROKE DISPLAY o o
0.
4 7 0 0 Ç 9 R
RUN 4700. mm
3 1 0 0 Ç 9 r
RISE 3100. mm d
DIAG 5630. mm
Studs
Find the number of 400 mm On-center studs* required for a wall measuring 7600 mm in length:
KEYSTROKE DISPLAY o o
7 6 0 0 Ç 9 Ç 5 (Studs)
0.
STUD 20.
*If you are working with a number other than
400 mm On-center, change it via ß 5
(e.g., 500 mm o.c., enter 5 0 0 Ç 9
ß 5 , then recalculate above).
Pocket Reference Guide — 22 Pocket Reference Guide — 23
Squaring-Up a Foundation
Square-up a 4700 mm x 3100 mm foundation:*
KEYSTROKE DISPLAY o o
0.
4 7 0 0 Ç 9 l
LNTH 4700. mm
3 1 0 0 Ç 9 W
WDTH 3100. mm
W W
SQUP 5630. mm
*Alternative Method
Square-up a 4700 mm x 3100 mm foundation:*
KEYSTROKE DISPLAY o o
0.
4 7 0 0 Ç 9 R
RUN 4700. mm
3 1 0 0 Ç 9 r
RISE 3100. mm d
DIAG 5630. mm
Studs
Find the number of 400 mm On-center studs* required for a wall measuring 7600 mm in length:
KEYSTROKE DISPLAY o o
7 6 0 0 Ç 9 Ç 5 (Studs)
0.
STUD 20.
*If you are working with a number other than
400 mm On-center, change it via ß 5
(e.g., 500 mm o.c., enter 5 0 0 Ç 9
ß 5 , then recalculate above).
Pocket Reference Guide — 22 Pocket Reference Guide — 23
RIGHT ANGLE/FRAMING
Pitch — Converting Roof Angle
Find the % Grade, Slope and Pitch in mm if the roof angle is 30.25°:
KEYSTROKE DISPLAY o o
3 0 • 2 5 p
0.
PTCH 30.25° p
%GRD 58.31828
p
SLP 0.583183
p Ç 9
PTCH 178.mm
Converting Slope
Find the Pitch in Inches, Pitch Degrees, and Percent Grade if the slope is 0.625:
KEYSTROKE DISPLAY o o 0.
• 6 2 5 Ç p (Slope) SLP 0.625
p Ç 9 PTCH 190.5 mm p
PTCH 32.01° p %GRD 62.5
Common Rafter Length
Find the point-to-point length of the
Common rafter on a 175/300 mm pitched roof with a span of 8500 mm. What are the angle cuts?
KEYSTROKE DISPLAY
1. Enter Pitch:
o o 0.
1 7 5 Ç 9 p
PTCH 175. mm
2. Enter half the span as the run:
8 5 0 0 Ç 9 ÷ 2 =
4250. mm
R
RUN 4250. mm
3. Find the Common and cuts: d d
PLMB 29.86° d
DIAG 4900. mm
LEVL 60.14°
Pocket Reference Guide — 24 Pocket Reference Guide — 25
RIGHT ANGLE/FRAMING
Pitch — Converting Roof Angle
Find the % Grade, Slope and Pitch in mm if the roof angle is 30.25°:
KEYSTROKE DISPLAY o o
3 0 • 2 5 p
0.
PTCH 30.25° p
%GRD 58.31828
p
SLP 0.583183
p Ç 9
PTCH 178.mm
Converting Slope
Find the Pitch in Inches, Pitch Degrees, and Percent Grade if the slope is 0.625:
KEYSTROKE DISPLAY o o 0.
• 6 2 5 Ç p (Slope) SLP 0.625
p Ç 9 PTCH 190.5 mm p
PTCH 32.01° p %GRD 62.5
Common Rafter Length
Find the point-to-point length of the
Common rafter on a 175/300 mm pitched roof with a span of 8500 mm. What are the angle cuts?
KEYSTROKE DISPLAY
1. Enter Pitch:
o o 0.
1 7 5 Ç 9 p
PTCH 175. mm
2. Enter half the span as the run:
8 5 0 0 Ç 9 ÷ 2 =
4250. mm
R
RUN 4250. mm
3. Find the Common and cuts: d d
PLMB 29.86° d
DIAG 4900. mm
LEVL 60.14°
Pocket Reference Guide — 24 Pocket Reference Guide — 25
Regular Hip/Valley and Jack Rafters
A roof’s Pitch is 255/300 mm and half the total span is 1800 mm. Find the lengths of the Common, Hip/Valley and Jack rafters.
Also find the incremental jack adjustment and the cut angles. (Jack rafters at 400 mm On-center spacing.)
KEYSTROKE DISPLAY
1. Find the Common rafter length: o o 0.
1 8 0 0 Ç 9 R
RUN 1800. mm
2 2 5 Ç 9 p
PTCH 225. mm d (Common) DIAG 2237. mm
2. Find the Hip/Valley rafter length and cut angles; then the incremental jack adjustment, Jack rafter lengths and cut angles:
H
H/V 2872. mm
H
PLMB 27.56°
H
LEVL 62.44°
CHK1 45.00°
H j STORED
400. mm j
INCR 497. mm j
JK 1 1740. mm j
JK 2 1243. mm j
JK 3 746. mm
Pocket Reference Guide — 26 j j j
PLMB 36.43° j j
JK 4 249. mm
JK 5 0. mm
LEVL 53.57°
CHK1 45.00°
Irregular Hip/Valley
A roof has a 225/300 mm Pitch, an irregular Pitch of 200/300 mm, and half the span is 2000 mm. Solve the Hip/Valley length. On-center spacing is 400 mm.
KEYSTROKE DISPLAY
1. Find Common rafter length: o o
0.
2 2 5 Ç 9 p
PTCH 225. mm
2 0 0 0 Ç 9 R
RUN 2000. mm d
DIAG 2486. mm
2. Enter On-center spacing and irregular
Pitch; find irregular Hip rafter:
® 5 (o.c.) OC
STORED
400. mm
2 0 0 Ç 9 Ç H Ç 9 (Ir/Pitch)
200. mm
H
IH/V 3353. mm
Pocket Reference Guide — 27
Regular Hip/Valley and Jack Rafters
A roof’s Pitch is 255/300 mm and half the total span is 1800 mm. Find the lengths of the Common, Hip/Valley and Jack rafters.
Also find the incremental jack adjustment and the cut angles. (Jack rafters at 400 mm On-center spacing.)
KEYSTROKE DISPLAY
1. Find the Common rafter length: o o 0.
1 8 0 0 Ç 9 R
RUN 1800. mm
2 2 5 Ç 9 p
PTCH 225. mm d (Common) DIAG 2237. mm
2. Find the Hip/Valley rafter length and cut angles; then the incremental jack adjustment, Jack rafter lengths and cut angles:
H
H/V 2872. mm
H
PLMB 27.56°
H
LEVL 62.44°
CHK1 45.00°
H j STORED
400. mm j
INCR 497. mm j
JK 1 1740. mm j
JK 2 1243. mm j
JK 3 746. mm
Pocket Reference Guide — 26 j j j
PLMB 36.43° j j
JK 4 249. mm
JK 5 0. mm
LEVL 53.57°
CHK1 45.00°
Irregular Hip/Valley
A roof has a 225/300 mm Pitch, an irregular Pitch of 200/300 mm, and half the span is 2000 mm. Solve the Hip/Valley length. On-center spacing is 400 mm.
KEYSTROKE DISPLAY
1. Find Common rafter length: o o
0.
2 2 5 Ç 9 p
PTCH 225. mm
2 0 0 0 Ç 9 R
RUN 2000. mm d
DIAG 2486. mm
2. Enter On-center spacing and irregular
Pitch; find irregular Hip rafter:
® 5 (o.c.) OC
STORED
400. mm
2 0 0 Ç 9 Ç H Ç 9 (Ir/Pitch)
200. mm
H
IH/V 3353. mm
Pocket Reference Guide — 27
Rake-Wall – No Base
Find each stud size in a Rake-Wall with a peak of 1000 mm, and a length of
1500 mm. Use 400 mm as your on-center spacing:
KEYSTROKE DISPLAY
1. Enter Rise and Run: o o
0.
1 0 0 0 Ç 9 r
RISE 1000. mm
1 5 0 0 Ç 9 R
RUN 1500. mm
2. Find stud lengths:
Ç r (R/Wall) r
RWOC
STORED
400. mm
RW 1 733. mm r
RW 2 467. mm r
RW 3 200. mm r
BASE 0 mm
3. Find Rake-Wall angle of incline: r
RW 33.69°
Rake-Wall – With Base
Find each stud size in a Rake-Wall with a peak of 1200 mm, a length of 2400 mm, and a base of 1500 mm. Use 400 mm as your On-center spacing:
KEYSTROKE DISPLAY
1. Enter Rise and Run: o o
0.
1 2 0 0 Ç 9 r
RISE 1200. mm
2 4 0 0 Ç 9 R
RUN 2400. mm
2. Enter base and find stud lengths and angle of incline:
1 5 0 0 Ç 9 Ç r (R/Wall) r
BASE 1500. mm
RWOC
STORED
400. mm r
RW 1 2500. mm r
RW 2 2300. mm r
RW 3 2100. mm r
RW 4 1900. mm r
RW 5 1700. mm r
BASE 1500. mm r
RW 26.57°
Pocket Reference Guide — 28 Pocket Reference Guide — 29
Rake-Wall – No Base
Find each stud size in a Rake-Wall with a peak of 1000 mm, and a length of
1500 mm. Use 400 mm as your on-center spacing:
KEYSTROKE DISPLAY
1. Enter Rise and Run: o o
0.
1 0 0 0 Ç 9 r
RISE 1000. mm
1 5 0 0 Ç 9 R
RUN 1500. mm
2. Find stud lengths:
Ç r (R/Wall) r
RWOC
STORED
400. mm
RW 1 733. mm r
RW 2 467. mm r
RW 3 200. mm r
BASE 0 mm
3. Find Rake-Wall angle of incline: r
RW 33.69°
Rake-Wall – With Base
Find each stud size in a Rake-Wall with a peak of 1200 mm, a length of 2400 mm, and a base of 1500 mm. Use 400 mm as your On-center spacing:
KEYSTROKE DISPLAY
1. Enter Rise and Run: o o
0.
1 2 0 0 Ç 9 r
RISE 1200. mm
2 4 0 0 Ç 9 R
RUN 2400. mm
2. Enter base and find stud lengths and angle of incline:
1 5 0 0 Ç 9 Ç r (R/Wall) r
BASE 1500. mm
RWOC
STORED
400. mm r
RW 1 2500. mm r
RW 2 2300. mm r
RW 3 2100. mm r
RW 4 1900. mm r
RW 5 1700. mm r
BASE 1500. mm r
RW 26.57°
Pocket Reference Guide — 28 Pocket Reference Guide — 29
STAIRS
Stairs — Given Rise and Run
You’re going to build a stairway that has a floor-to-floor height of 3100 mm, a run of
3800 mm, and a desired riser height of
200 mm (default). Find the stair values:
KEYSTROKE DISPLAY
1. Enter rise and run: o o
0.
3 1 0 0 Ç 9 r
RISE 3100. mm
3 8 0 0 Ç 9 R
RUN 3800. mm
2. Recall stored 200 mm desired riser height, then find the stair values:
® 7
R-HT
STORED
200 mm s s
R-HT 194. mm
RSRS 16.
s
R+/– 4. mm s T-WD 253. mm s s
TRDS 15.
T+/– -5. mm s
OPEN 2976. mm s
STRG 4782. mm s
INCL 37.48°
Stairs — Given Rise Only
You’re building a stairway with a total rise of 3000 mm. Using the default riser height of 200 mm and tread width of 250 mm, find the stair values:
KEYSTROKE DISPLAY
1. Enter known Rise: o o
0.
3 0 0 0 Ç 9 r
RISE 3000. mm
2. Recall stored desired stair riser height:
® 7
R-HT
STORED
200. mm
3. Recall stored desired stair tread width:
® 9
T-WD
STORED
250. mm
4. Find stair values: s
R-HT 200. mm s s
RSRS 15.
R+/– 0. mm s
T-WD
STORED
250. mm s s s
OPEN 2853. mm s s
TRDS 14.
T+/– 0. m
STRG 4482. mm
INCL 38.66°
Pocket Reference Guide — 30 Pocket Reference Guide — 31
STAIRS
Stairs — Given Rise and Run
You’re going to build a stairway that has a floor-to-floor height of 3100 mm, a run of
3800 mm, and a desired riser height of
200 mm (default). Find the stair values:
KEYSTROKE DISPLAY
1. Enter rise and run: o o
0.
3 1 0 0 Ç 9 r
RISE 3100. mm
3 8 0 0 Ç 9 R
RUN 3800. mm
2. Recall stored 200 mm desired riser height, then find the stair values:
® 7
R-HT
STORED
200 mm s s
R-HT 194. mm
RSRS 16.
s
R+/– 4. mm s T-WD 253. mm s s
TRDS 15.
T+/– -5. mm s
OPEN 2976. mm s
STRG 4782. mm s
INCL 37.48°
Stairs — Given Rise Only
You’re building a stairway with a total rise of 3000 mm. Using the default riser height of 200 mm and tread width of 250 mm, find the stair values:
KEYSTROKE DISPLAY
1. Enter known Rise: o o
0.
3 0 0 0 Ç 9 r
RISE 3000. mm
2. Recall stored desired stair riser height:
® 7
R-HT
STORED
200. mm
3. Recall stored desired stair tread width:
® 9
T-WD
STORED
250. mm
4. Find stair values: s
R-HT 200. mm s s
RSRS 15.
R+/– 0. mm s
T-WD
STORED
250. mm s s s
OPEN 2853. mm s s
TRDS 14.
T+/– 0. m
STRG 4482. mm
INCL 38.66°
Pocket Reference Guide — 30 Pocket Reference Guide — 31
Stairs — Riser Limited Function
Calculate stairs using the Riser Limited function, if you must limit the Riser Size to
200 mm:
KEYSTROKE DISPLAY
1. Enter Rise and Run: o o
3 0 0 0 Ç 9 r
3 8 0 0 Ç 9 R
0.
RISE 3000. mm
RUN 3800. mm
2. Recall stored 200 mm Desired Riser height and find stair values:
® 7
R-HT
STORED
200. mm
Ç s (Riser Limited) R-HT 200. mm s s s s s
RSRS 15.
R+/– 0. mm
T-WD 271. mm
T+/– -6. mm s
OPEN 3092. mm s
STRG 4715. mm s
INCL 36.43°
DEFAULT SETTINGS
After a Clear All (
Ç x
), your calculator will return to the following settings:
STORED VALUES
Desired Riser Height
Desired Tread Width
Floor Height
On-center Spacing
Weight per Volume
Block Area
Block Length
Footing Area
Spring (crown) Angle
DEFAULT VALUE
7-1/2 inch
10 inch
10 inch
16 inch
1.5 t on Per cu yd
128. sq inch
16 inch
264. sq inch
45.00°
If you replace your batteries or perform a
Full Reset * (press
O
, hold down x
, and press o
), your calculator will return to the following settings (in addition to those listed above):
PREFERENCE SETTINGS
Fractional Resolution
Area Display
Volume Display
DEFAULT VALUE
1/16
Standard
Standard
(Cont’d)
Pocket Reference Guide — 32 Pocket Reference Guide — 33
Stairs — Riser Limited Function
Calculate stairs using the Riser Limited function, if you must limit the Riser Size to
200 mm:
KEYSTROKE DISPLAY
1. Enter Rise and Run: o o
3 0 0 0 Ç 9 r
3 8 0 0 Ç 9 R
0.
RISE 3000. mm
RUN 3800. mm
2. Recall stored 200 mm Desired Riser height and find stair values:
® 7
R-HT
STORED
200. mm
Ç s (Riser Limited) R-HT 200. mm s s s s s
RSRS 15.
R+/– 0. mm
T-WD 271. mm
T+/– -6. mm s
OPEN 3092. mm s
STRG 4715. mm s
INCL 36.43°
DEFAULT SETTINGS
After a Clear All (
Ç x
), your calculator will return to the following settings:
STORED VALUES
Desired Riser Height
Desired Tread Width
Floor Height
On-center Spacing
Weight per Volume
Block Area
Block Length
Footing Area
Spring (crown) Angle
DEFAULT VALUE
7-1/2 inch
10 inch
10 inch
16 inch
1.5 t on Per cu yd
128. sq inch
16 inch
264. sq inch
45.00°
If you replace your batteries or perform a
Full Reset * (press
O
, hold down x
, and press o
), your calculator will return to the following settings (in addition to those listed above):
PREFERENCE SETTINGS
Fractional Resolution
Area Display
Volume Display
DEFAULT VALUE
1/16
Standard
Standard
(Cont’d)
Pocket Reference Guide — 32 Pocket Reference Guide — 33
(Cont’d)
PREFERENCE SETTINGS
Stairway Headroom
Rake-Wall
Arched Wall
Jack Rafters
Irregular Jack Spacing
Exponent
Meter Linear Display
Decimal Degree Display
Fractional Mode
DEFAULT VALUE
6 feet 8 inch
Descending
Outside
Descending
OC-OC
Off
0.000
0.00°
Standard
*Depressing the Reset button located above the p key will also perform a Full Reset.
REPAIR AND RETURN
Return Guidelines:
1.
Please read the Warranty in this User's
Guide to determine if your Calculated
Industries product remains under warranty before calling or returning any device for evaluation or repairs.
2.
If your product won't turn on, check the batteries as outlined in the User's Guide.
3.
If you need more assistance, please go to our website listed below
4.
If you believe you need to return your product, please call a Calculated Industries representative between the hours of 7:00am to 4:30pm Pacific Time for additional information and a Return Merchandise
Authorization (RMA).
Call Toll Free: 1-800-854-8075
Outside USA: 1-775-885-4900 www.calculated.com/warranty
Pocket Reference Guide — 34 Pocket Reference Guide — 35
(Cont’d)
PREFERENCE SETTINGS
Stairway Headroom
Rake-Wall
Arched Wall
Jack Rafters
Irregular Jack Spacing
Exponent
Meter Linear Display
Decimal Degree Display
Fractional Mode
DEFAULT VALUE
6 feet 8 inch
Descending
Outside
Descending
OC-OC
Off
0.000
0.00°
Standard
*Depressing the Reset button located above the p key will also perform a Full Reset.
REPAIR AND RETURN
Return Guidelines:
1.
Please read the Warranty in this User's
Guide to determine if your Calculated
Industries product remains under warranty before calling or returning any device for evaluation or repairs.
2.
If your product won't turn on, check the batteries as outlined in the User's Guide.
3.
If you need more assistance, please go to our website listed below
4.
If you believe you need to return your product, please call a Calculated Industries representative between the hours of 7:00am to 4:30pm Pacific Time for additional information and a Return Merchandise
Authorization (RMA).
Call Toll Free: 1-800-854-8075
Outside USA: 1-775-885-4900 www.calculated.com/warranty
Pocket Reference Guide — 34 Pocket Reference Guide — 35
This equipment has been certified to comply with the limits for a Class B computing device, pursuant to Subpart J of Part 15 of FCC rules.
Pocket Reference Guide copyrighted by
Calculated Industries, Inc. © 2023.
Construction Master TM and Calculated Industries® are trademarks and registered trademarks of
Calculated Industries, Inc.
ALL RIGHTS RESERVED
CALCULATED INDUSTRIES®
4840 Hytech Drive
Carson City, NV 89706 U.S.A.
1-800-854-8075 or 1-775-885-4900
Fax: 1-775-885-4949
E-mail: [email protected]
www.calculated.com
Designed in the USA
Printed in The Philippines
03/23
PRG4065EE-B
