L23

Photoelectric modular linear encoder L23 can have up to 20.000 mm measuring length or even more on special order and is able reach up to ±3 µm accuracy. 



Mechanical Data

Measuring lengths (ML), mm

250, 300, 350, 400, 450, 500...20000 (more on option)

Accuracy grades to any meter within the ML (at 20°C)

± 10; ± 5; ± 3 μm (optional)

Grating period 400 μm; 40 μm; 20 μm
Reference marks (RI)

- N: without reference mark
- M: every 30 mm
- P (optional): RI number and place

Max. traversing speed

- when T = 400 μm and resolution 100, 50, 10 μm: 120 m/min
- when T = 40 μm and
- resolution 10.5 μm: 80 m/min
- resolution 1 μm: 25 m/min
- when T = 20 μm and
- resolution 5 μm: 60 m/min
- resolution 0.5 μm: 12 m/min

Required moving force with sealing lips < 4 N
Protection (IEC 529) - without compressed air: IP54
- with compressed air (optional): IP64
Weight 0.4 kg + 2.8 kg/m
Operating temperature 0...+50°C
Storage temperature -20...+70°C
Permissible vibration (10 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 150 m/s²
Coefficient of thermal expansion 10.6 x 10-6 °C

Electrical Data

Version L23-F Π (TTL or HTL)
Supply voltage + 5 V ± 5 %; 65 mA
+ 12 V ± 5 %; 65 mA
Light source LED
Resolution 100, 50, 10, 5, 1, 0.5 μm (after 4 - fold in subsequent electronics)
Incremental signals

Differential square-wave U1 / U1 and U2 / U2

Reference signal

Differential square-wave U0 / U0

Signal levels at load current 20 mA

- low (logic "0") < 0.5 V at Up = ±5V
- high (logic "1") > 2.4 V at Up = ±5V
- low (logic "0") < 1.5 V at Up = ±12V (HTL)
- high (logic "1") > (Up - 2)V at Up = ±12V (HTL)

Direction of signals U2 lags with U1 (displacement from left to right and head position down)
Standard cable length 4 m armored; without connector
Maximum cable length 25 m

Accessories

Drawings

Typical Applications

           
     
           
           

Order Form



Contact us:

 

Make an enquiry by filling the form on the left!

Send us a quick e-mail for pricing or any questions regarding the product: sales@precizika.com

Some of your questions may already have been answered in our Frequently Asked Questions section, please take a look!

You can also contact us via phone: +370 (5) 236 3608