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Feedback Resolution of Linear Encoder
The linear encoder pitches and resolutions are given in the following table.
Calculate the electronic gear ratio using the values in the following table.
Type of
Manufac-
Linear
turer
Encoder
LIDA48
Heidenhain
Corporation
LIF48
Renishaw
RGH22B
PLC
Incre-
SR75-
mental
SR75-
SR85-
Magnes-
SR85-
cale Co.,
SL700
Ltd.
SL720
SQ10
LIC4100 Series
LIC2100 Series
Heidenhain
Corporation
LC115
LC415
ST781A/ST781AL
ST782A/ST782AL
ST783/ST783AL
ST784/ST784AL
Mitutoyo
Corporation
ST788A/ST788AL
ST789A/ST789AL
ST1381
ST1382
EL36Y-
Absolute
EL36Y-
Renishaw
EL36Y-
PLC
RL36Y-
RL36Y-
SR77-
SR77-
SR87-
SR87-
Magnes-
SQ47/SQ57-
cale Co.,
Ltd.
SQ47/SQ57-
SQ47/SQ57-
SQ47/SQ57-
Linear
Linear Encoder
Encoder
Model
Pitch
*1
[μm]
20
4
20
*5
80
LF
MF
80
*5
80
LF
MF
80
*5
*5
, SL710
,
800
*5
*5
, SL730
400
20.48
204.8
409.6
40.96
40.96
256
256
51.2
51.2
51.2
25.6
5.12
0.512
050F
12.8
100F
25.6
500F
128
050
12.8
001
0.256
*5
80
LF
MF
80
*5
80
LF
MF
80
S
F
20.48
T
F
A
F
40.96
F
F
5.15 Electronic Gear Settings
5.15.1 Electronic Gear Ratio Settings
Model of Serial Con-
verter Unit or Model of
Resolution Resolution
Interpolator
*2
JZDP-H003-
-E
*2
4,096
JZDP-J003-
-E
*2
JZDP-H003-
-E
*2
4,096
JZDP-J003-
-E
*2
JZDP-H005-
-E
*2
4,096
JZDP-J005-
-E
–
8,192
–
1,024
–
8,192
–
1,024
*3
PL101-RY
8,192
*4
MJ620-T13
*4
MQ10-FLA
8,192
*4
MQ10-GLA
*4
4,096
EIB3391Y
*4
EIB3391Y
*4
EIB3391Y
*4
4,096
EIB3381Y
*4
EIB3391Y
–
–
–
–
–
–
–
–
–
–
–
–
–
–
8,192
–
1,024
–
8,192
–
1,024
–
–
0.078 μm
256
0.0049 μm
0.016 μm
256
0.00098 μm
0.078 μm
256
0.0049 μm
0.0098 μm
0.078 μm
0.0098 μm
0.078 μm
0.0977 μm
0.0488 μm
0.005 μm
0.05 μm
4096
0.1 μm
4096
0.01 μm
0.01 μm
4096
0.5 μm
512
0.5 μm
512
0.1 μm
512
0.1 μm
512
0.1 μm
512
0.05 μm
512
0.01 μm
512
0.001 μm
512
0.05 μm
256
0.1 μm
256
0.5 μm
256
0.05 μm
256
0.001 μm
256
0.0098 μm
0.078 μm
0.0098 μm
0.078 μm
0.005 μm
4096
0.01 μm
4096
5-45
5
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