Pentax R-200 Series Instruction Manual page 150

• If value of number peg pitch and pitch curve section is set for 0, only principal peg is calculated.
If interval of number peg is longer than curve length, a message [too large data, cal.stop] is
displayed. Input less value of number peg pitch.
• Input range of width is between 0m or more, and less than 100m.
• If you input incorrect value in the input item, a message, [CAN'T CALCULATE THE ROAD] is
displayed. Input parameter, BP, IP and EP again.
Press [F5] [ACCEPT] after parameter input is done to
display IP POINT CONFIRM screen.
Press [F1][NO] to display calculation results,
or press [F5][OK] to go to IP confirmation and widening
input screen.
12.3 IP confirm
Select IP by pressing [F1][△ ] / [F2][▽ ] key.
Confirm intersection IA, point name, turning direction,
distance 1, distance 2 and curve length
and other value show in the illustration
Press [F3][C. WIDEN] to display road widening setting
screen.
Press [F4][IP PARAM] to display IP PARAMETER screen.
NOTE:
Input range of widening is between 0m or more, and less than 100m.
Widening is calculated based on transition curve (Parabola).
In case of simple curve.
Widening is [0] at BC point, the widening will be the maximum at the center of curve and
widening of EC point will be [0].
In case of clothoid.
Widening is [0] at KA point, the widening will be the maximum at KE point.
Be aware that there are some limitations as mentioned above when you use it.
If you select raised type clothoid, the radius R, which is calculated inside, will
NOTE:
be displayed on IP point confirmation screen. When you change the element of
raised type clothoid by pressing [F4] [IP PARAM], [0] must be input to [3.R]
on the elements setting change screen. If you don't input [0] and press [ENT]
with the displayed value, re-calculate as basic design clothoid. Be sure to
when changing the elements.
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input [0]