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ISO 9001 Certified
Gurley Precision Instruments
514 Fulton Street
Troy, New York 12180
(800) 759-1844
(518) 272-6300
Fax 274-0336
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A Quick Encoder Selection
Guide
Note: For all incremental
encoders, max. resolution
is after 4x quadrature decode in the user's electronics
.
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Note! If you experience
"Error reading linearized hint data" from Adobe
when trying to open our datasheets, please follow these directions:
For Adobe 5: Open Adobe Acrobat Reader, click Edit,
click Preferences, click General (if required), click Options, uncheck "Allow
Fast Web View", and click OK to save the changes.
For Adobe 6: Open Adobe Acrobat Reader, click Edit,
click Preferences, select "Internet" in the left hand column, uncheck "Allow
Fast Web View", and click OK to save the changes.
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|
Rotary Incremental Encoders |
|
Series |
Dia. |
Max. Disc Linecount |
Max. Resolution
(Counts/Rev.) |
Notes |
|
R112 |
12 mm |
500 |
32,000 |
Smallest High Resolution Encoder, Solid or Blind Hollow Shaft |
|
M122 |
22 mm |
128 |
512 |
Compact Magnetic Encoder |
|
R119 & R120 |
19 mm &
20 mm |
1,024 |
65,536 |
Solid or Blind Hollow Shaft |
|
9x11 |
1.1" |
1,800 |
144,000 |
Two Accuracy Grades |
|
R135 |
35 mm |
3,600 |
230,400 |
Solid or Blind Hollow Shaft |
|
R137 |
37mm |
3,600 |
230,400 |
Solid or Blind Hollow Shaft |
|
7700 |
< 1.7" |
5,000 |
20,000 |
Modular Kit Encoder |
|
9x20 |
2.0" |
4,500 |
144,000 |
Solid or Blind Hollow Shaft |
|
R158 |
58 mm |
5,000 |
1,000,000 |
-40 to 100 C option; 60N/40N |
|
9x25 |
2.5" |
9,000 |
200,000 |
Three Accuracy Grades |
|
R258 |
58 mm |
5,000 |
Call |
Robust, High Accuracy |
|
R260 |
60 mm |
5,000 |
Call |
Dual-Shaft Version of R258 |
|
8x35 |
3.5" |
11,250 |
900,000 |
Two Accuracy Grades |
|
8x35H |
3.5" |
11,250 |
900,000 |
Hollow Shaft, Three Accuracy Grades |
|
8x60 |
6.0" |
18,000 |
3,600,000 |
Metrology Grade, Solid or
Hollow Shaft |
|
9710 |
< 23" |
36,000 |
80x linecount |
Modular Encoder |
|
Rotary
Absolute Encoders. |
| Series |
Dia. |
Max.
Resolution (Words/Turn) |
Notes |
|
M122 |
22 mm |
9 bits |
Compact
Magnetic Encoder |
| A23S |
58mm |
25 bits (13
bits/turn) |
Single and
Multi-Turn Option |
| A25S |
2.5" |
17 bits |
Fully Accurate Up
to 600 rpm |
|
A19 |
19mm |
13 bits |
Miniature, Low-Cost True Absolute |
|
A37 |
37mm |
12 bits |
Compact, Low-Cost True Absolute |
|
A58 |
58mm |
up to 16 bits |
High Resolution, Low-cost True Absolute |
|
Rotary
Virtual Absolute
Encoders. |
| Series |
Dia. |
Max.
Resolution (Words/Turn) |
Notes |
|
7700 |
< 1.7" |
14 bits |
Modular Kit
Encoder |
| Vx20 |
2.0" |
19 bits |
Solid or Blind
Hollow Shaft |
| Vx35H |
3.5" |
20
bits |
Hollow Shaft |
| V860H |
6" |
20 bit Hollow
Shaft |
1 MHz Max. Data
Update Rate |
| 9710VA |
up to 23" |
22 bits |
Modular Encoder |
|
Linear
Incremental Encoders.
|
| Series |
Max.
Length |
Max.
Resolution |
Notes |
| LE18 |
1.2 m |
0.1
mm |
Internal
ASIC |
| LE20 |
1.5 m |
0.1
mm |
Internal
ASIC |
| LE25 |
3.2 m |
0.1
mm |
Internal
ASIC |
| LE35 |
3.2 m |
0.1
mm |
Internal
ASIC |
| LE50 |
30m |
10
mm |
Industrial
Grade |
| 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 |
| VL18 |
1 m |
1.0
mm |
Three Accuracy
Grades |
| 9710VA |
10" |
0.25
mm |
Modular Encoder |
ã
03/24/2006
Gurley Precision Instruments
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