Vendor SKBIS
Status In series
Warranty 3 years
A new modification of the LIR-120A model.
Miniature incremental optoelectronic rotary encoder with a solid shaft. Shielded cable for mounting the RS10TV or DB9 connector.
Case diameter: 20 mm.
Solid shaft diameter: 3 or 4 mm.
Resolution: up to 115200 counts per revolution.
Supply voltage: +5 V.
LIR-120A.02 is used as a position sensor in robotics, industrial, medical and laboratory equipment.


Connector RS10TV. Square pulses TTL signal:
Assignment | A | B | R | A | B | R | Power | 0В | Shield | — |
---|---|---|---|---|---|---|---|---|---|---|
Pin number | 5 | 3 | 10 | 8 | 6 | 1 | 2 | 9 | 4 | 7 |

Connector DB9:
Assignment | A | B | R | A | B | R | Power | 0В | Shield |
---|---|---|---|---|---|---|---|---|---|
Pin number | 4 | 3 | 2 | 8 | 7 | 6 | 5 | 9 | 1 |
Flying leads:
Assignment | A | B | R | A | B | R | Power | 0В |
---|---|---|---|---|---|---|---|---|
Cable 4 twisted pair | Green | Red | Rose | Yellow | Blue | Grey | Brown | White |
Cable 6 twisted pair | Green | Red | Rose | Yellow | Blue | Grey | Brown+Black | White+Lilac |
File | Size | Published | |
---|---|---|---|
Datasheet | 23 Apr 2025 |
Accessories: