44mm Diameter Incremental Solid Shaft Synchronous Flange Type Optical Encoder

Shaft diameter Φ6mm, synchronous flange, housing diameter Φ44mm.

Low price at high performance, small volume, light weight, easy for installing.

Measure the speed, tensile stress control, length dimension with measuring wheel, textile machines, embroidery machines.

Output Waveform

°90 Output phase difference, CW rotation

(CW rotation as seen from fit surface)

ISN4406 rotation

Square-wave accuracy: X1 + X2 = 1/2T ± 1/12T, X3 + X4 = 1/2T± 1/12T
Pitch error of period: ±0.01T
Pitch error of phase position: ≤1/18T
Z Phase: Tz=1/4T (1T,1/2T,1/4T…)
Period of pulses: T=360° /N (N: output pulses)
Signal accuracy: Xn=1/4T±1/12T (n=1,2,3,4)
A leads B clockwise when viewing the encoder shaft end.
The position of Z shaft against A,B phase is not specified.

Technical Specifications

Electrical specifications

Output wave

Square wave
Output signals A,B,Z (line driver output A,A,B,B,Z,Z phase)
Current consumption ≤180mA
response frequency 0~100KHz
Output phase difference 90°± 45°
Supply voltage 5V DC, 7-12V DC, 12-24V DC
Signal level VH ≥85% Vcc, VL ≤ 0.3V
Number of pulses


(other number of pulse available on request)

Output circuit Voltage (other output citcuit on order)
Mechanical Specifications
Speed without sealing 5000rmp
Rotor moment of inertia Appr. 4.0×10-6 Kgm2
Starting torque without sealing ≤2.0×10-3Nm (+25°C)
Maximum load permitted on shaft Radial 20N, Axial 10N
Shock resistance 980m/s2, 6ms, 2 hours each on XYZ
Vibration proof 50m/s2, 10~200Hz, 2 hours each on XYZ
Working life MTBF ≥10000h (+25°C, 2000rpm)
Weight Appr. 165g (with 1 meter cable)
Environmental Specifications
Working humidity 30~85% (no condensation)
Storage temperature -30°C~85°C
Working temperature -10°C~70°C
Protection class IP54 (IP66 protection class on order)


Terminal Assignment

Signal +5V 0V SIG A SIG A SIG B SIG B SIG Z SIG Z Shield
Cable Color Red Black Green Brown White Grey Yellow Orange N.C
Note: Shield is attached to connector housing, 1 meter cable lengths (other cable lengths on order)

 Ordering Code

ISN4406 -401 E 100 BZ1 5-12 F
Series Sequence Number Connection Number of Pulses Output Signals Supply Voltage Output Circuit

Selection Guide


ISN4406 dimensions ISN4406 overall


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