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GPI Encoder Selection Guide
Note: For all incremental
encoders, max. resolution is after 4x quadrature decode in the user's electronics
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Rotary Incremental Encoders |
|
Series |
Dia. |
Max. Disc Linecount |
Max. Resolution
(Counts/Rev.) |
Notes |
|
R112 |
0.47"
12mm |
500 |
32,000 |
Smallest High Resolution Encoder, Solid or Blind Hollow Shaft |
|
M122 |
0.86"
22mm |
2048 |
8192 |
Compact Magnetic Encoder |
|
R119 & R120 |
0.75"
19/20mm |
1,024 |
65,536 |
Solid or Blind Hollow Shaft |
|
9x11 |
1.1"
28mm |
1,800 |
144,000 |
Two Accuracy Grades |
|
R137 |
1.5"
37mm |
3,600 |
230,400 |
Solid or Blind Hollow Shaft |
|
7700 |
< 1.7"
<46mm |
5,000 |
20,000 |
Modular Kit Encoder |
|
9x20 |
2.0"
51mm |
4,500 |
144,000 |
Solid or Blind Hollow Shaft |
|
R158 |
2.28"
58mm |
5,000 |
1,000,000 |
-40 to 100 C option; 60N/40N |
|
9x25 |
2.5"
63mm |
9,000 |
200,000 |
Three Accuracy Grades |
|
8x35 |
3.5"
89mm |
11,250 |
900,000 |
Two Accuracy Grades |
|
8x35H |
3.5"
89mm |
11,250 |
900,000 |
Hollow Shaft, Three Accuracy Grades |
|
8x60 |
6.0"
152mm |
18,000 |
3,600,000 |
Metrology Grade, Solid or
Hollow Shaft |
|
9480H |
8.0"
203mm |
18,000 |
7,200,000 |
Metrology Grade
Hollow Shaft |
|
9710 |
< 23"
< 584mm |
36,000 |
80x linecount |
Modular Encoder |
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|
Rotary
Absolute Encoders |
|
Series |
Dia. |
Max.
Resolution (Words/Turn) |
Notes |
|
M122 |
0.86"
22mm |
13 bits |
Compact
Magnetic Encoder |
| A23S |
2.28"
58mm |
25 bits (13
bits/turn) |
Single and
Multi-Turn Option |
| A25S |
2.5"
63mm |
17 bits |
Fully Accurate Up
to 600 rpm |
|
A19 |
0.75"
19/20mm |
15 bits |
Miniature, Low-Cost True Absolute |
|
A37 |
1.5"
37mm |
12 bits |
Compact, Low-Cost True Absolute |
|
A58 |
2.28"
58mm |
16 bits |
High Resolution, Low-cost True Absolute |
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Rotary
Virtual Absolute
Encoders |
|
Series |
Dia. |
Max.
Resolution (Words/Turn) |
Notes |
|
7700 |
< 1.7"
45mm |
19 bits |
Modular Kit
Encoder |
| Vx20 |
2.0"
51mm |
19 bits |
Solid or Blind
Hollow Shaft |
| Vx35H |
3.5"
89mm |
20
bits |
Hollow Shaft |
| V860H |
6.0"
152mm |
20 bit Hollow
Shaft |
1 MHz Max. Data
Update Rate |
| 9710VA |
up to 23"
600mm |
22 bits |
Modular Encoder |
|
Linear
Incremental Encoders
|
|
Series |
Max.
Length |
Max.
Resolution |
Notes |
|
7700 |
call |
0.1 um |
Modular Kit
Encoder |
|
LE18 |
47"
1.2m |
0.05
mm |
Internal
ASIC |
|
LE20 |
60"
1.5m |
0.05
mm |
Internal
ASIC |
|
LE25 |
125"
3.2m |
0.05
mm |
Internal
ASIC |
|
LE35 |
125"
3.2m |
0.05
mm |
Internal
ASIC |
|
P20 |
20
mm |
0.1
mm |
Plunger-Type
Encoder |
|
P40 |
40
mm |
0.5
mm |
Plunger-Type
Encoder |
|
R&P |
Unlimited |
0.25
mm |
Rack
& Pinion Style |
|
9717 |
3.2
m (125") |
0.5
mm |
Modular
Encoder |
|
Linear Virtual
Absolute Encoders |
|
Series |
Max
Length |
Max.
Resolution |
Notes |
|
7700 |
call |
19 bits |
Modular Kit
Encoder |
|
VL18 |
1m |
1.0
mm |
Three Accuracy
Grades |
| 9710VA |
10"
254mm |
0.25
mm |
Modular Encoder |
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