HEIDENHAIN ND 261 Manual page 9

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Parameter
Settinas
for HEIDENHAIN
Anale Encoders
Model
ROD 450
ROD 456
ROD 450
ROD 456
ROD 450M
RON 455
ROD 250
ROD 255
ROD 250C
ROD 255C
ROD 250
ROD 255
ROD 700
ROD 705
RON 706
ROD 250C
ROD 255C
ROD 700C
ROD 705C
RON 706C
ROD 700
ROD 800
ROD 806
ROD 905
ROD 700C
ROD 800C
ROP 801
T
c
1 800
single
3 600
one
single
9 000
9 000
one
1ist.c.
18000
one
single
500
single
18000
list.c
1 000
36 000
one
single
li
36 000
80 ooc
kt.c
one
P43
1 000
T
Display
4eP
0.05"
0.01 o
0.01"
0.005"
0.001"
0.005"
0.001"
0.005"
0.001"
0.001"
0.000 50
0.000 1"
~0.001"
0.000 5"
0.000 1 O
0.000
1 o
0.000
10
0.000
01"
ub-
:ount.
ivisiol
node
36
'37
4
20
10
20
100
8
40
8
40
20
40
200
20
40
200
Example:
Set parameters
for any encoder
Angle encoder
with line count s = 18 000
Desired display step a = 0.001"
Subdivision
P36 = 360" I s / a = 20
Counting
mode
P37 = 1 (display counts 1, 2, 3, . . ..I
Decimal
places of a: P38 = 3
Convert
decimal
degrees
to degrees,
minutes,
seconds
1 degree (1") = 60 minutes
(60'1;
1 minute (1')
= 60 seconds
(60")
1 second (1")
= 0.000278"
himal
Ilaces
'38

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