Optical encoder modules

1. ROTAPULS
Incremental encoder modules
series IM30 • IM31 • IM56
www.lika.biz
• Data-sheet
ENVIRONMENTAL SPECIFICATIONS • User manual
Operating temperature range: -40°C +70°C (-40°F +158°F)
Storage temperature range: -40°C +100°C (-40°F +212°F)
Option: • Operating temperature range: -40°C +100°C (-40°F +212°F)
MECHANICAL SPECIFICATIONS
Dimensions: see drawing
Hub: Ø 4, 5, 6*, 6.35 (1/4”)*, 8 mm
*available with push-on hub option
Electrical connections: pin or 15 cm flat cable
ELECTRICAL SPECIFICATIONS
Output signals: IM30: AB
IM31, IM56: AB0
Phase shift: 90° ± 8
Pulse rate: IM30: 96, 100, 192, 200, 256, 360, 400, 500, 512
IM31: 50, 100, 200, 256, 360, 400, 500, 512, 1000, 1024
IM56: 1000, 1024, 2000, 2048
Power supply: +5V ±10%
Output circuit: TTL
Output current (per channel): 5 mA max.
Output frequency: IM30: 20 kHz
IM31, IM56: 100 kHz max.
Input current: 40 mA max.
Option: • Line Driver output circuit
MATERIALS
Housing: polyethylene
Hub: aluminium or plastic
Disk: Mylar
1 Specifications subject to changes without prior notice

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IM30
2

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IM31
3

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IM56
4