ARS60-A4A01440 Absolute Encoder by Sick - High Precision and Reliability

Selling Points

11,440 steps per revolution with an error limit of 0.035° (binary) and 0.046° (non-binary).
2IP65 enclosure rating with a permissible relative humidity of 90% and operating temperature range of -20 °C to +85 °C.
3Available in SSI and parallel interfaces with gray code, gray capped, and binary/BCD code types.
4Bearing lifetime of 3.6 x 10^9 revolutions and moment of inertia of 54 gcm².
5Fast delivery available worldwide using reputable couriers like DHL, TNT, UPS, FedEx, and more.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Number of steps per revolution (max. resolution)	1,440	Measuring step	360° /number of steps
Measuring step deviation	0.016° non-binary number of steps	Error limits G	0.046° (non-binary number of steps)
Repeatability standard deviation σr	0.005°	Communication interface	SSI
Initialization time	80 ms	Code type	Gray
Code sequence parameter adjustable	CW (clockwise) increasing when viewing the clockwise rotating shaft	Measured value backlash	0.005°
Response threshold	0.003°	Connection type	Male connector, M23, 12-pin, radial
Supply voltage	10 ... 32 V	Operating current	Typ. 60 mA
MTTFd: mean time to dangerous failure	300 years (EN ISO 13849-1)	Switching level of control inputs	Logic H = 0.7 x U#!#, Logic L = 0 V ... 0.3 x U
Actuation of set button	≥ 100 ms	Mechanical design	Solid shaft, face mount flange
Shaft diameter	10 mm	Shaft length	19 mm
Weight	Approx. 0.3 kg	Housing material	Aluminum die cast
Start up torque	Typ. 0.4 Ncm	Operating torque	Typ. 0.3 Ncm
Permissible shaft loading	20 N (radial)#!#10 N (axial)	Operating speed	≤ 6,000 min⁻¹ with shaft seal#!#≤ 10,000 min⁻¹ without shaft seal2)
Moment of inertia of the rotor	54 gcm²	Bearing lifetime	3.6 x 10#!#revolutions
Angular acceleration	≤ 500,000 rad/s²

Specifications may be subject to change without notice