Absolute Encoder

JSCA50-Modbus-RTU Series

  • JSCA50 series
  • Sensing method Magnetic
  • Functional principle Multiturn
  • Mltiturn technology Mechanical gears without batteries
  • Housing size Φ50mm
  • Solid keyway shaft Φ25mm,Solid shaft Φ6、Φ8mm,Half hollow shaft Φ8、Φ10mm
  • Max. resolution 20Bit
  • Steps per turn 4096/12Bit
  • Number of turn 256/8Bit
  • Interface Modbus-RTU
  • Supply voltage DC5V、DC10-30V
  • Protection IP54、IP65

Technical parameter

Technical – Machine characteristics

Shaft diameter Solid shaft Φ6、Φ8mm

MaterialAluminum alloy

Shell material Tensile iron shell +Black painted

Shaft loading Max. 30 N Axial

Radial loadMax. 60 N Axial

Rotatinal speed Max. 3000 min

Shock resistance 50g,13ms

Shock resistance 10g,10...2000Hz

Protection grade IP54/IP65

Working temperature-40℃...+80℃

Storage temperature -40℃...+80℃

Weight ≈120g

Wiring method Radial direction

Technical – Electrical characteristics

Interface Modbus-RTU

Baud rate 4800 9600 19200 38400 115200 bps


Address range 0-99

Data response 2ms (9600 19200 38400 115200 bps) 5ms (4800bps)

No-load current ≤80mA


Counting direction Can be set(Clockwise,increasing ,top-view of shaft)


Emission interferenceEN61000-6-4

Circuit protectionSurge protection(1KV) 、Reverse polarity protection 、ESD protection(8KV)

Ordering information

Ordering example:JSCA50SK25B0812CS64T10-30R6

Terminal assignment



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JSCA50 Modbus-RTU Series4.94 M