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SRMA46 Series

Summary

Technical specifications

Application

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The SRMA46 magnetic-electrical encoder is an absolute rotary encoder, offering reliable and stable performance. It is suitable for applications where general precision is required, but reliable operation is crucial.

The SRMA46 magnetic-electrical encoder features easy installation, bidirectional asynchronous serial communication, and is compatible with various communication protocols. It can be used in the servo industry.

Product characteristics

RS485 interface, bidirectional asynchronous serial communication;

Bidirectional asynchronous serial communication protocol, single-turn 17bit, multi-turn 16bit;

The communication cable can be up to 50 meters in length;

Strict EMC testing, meeting the requirements for harsh electromagnetic environments.

Product advantages

Easy installation with one-click calibration;

Easily adapts to various operating conditions.

Technical specifications

System

Resolution	Single-turn: 17bit；Multi-turn: 16bit
Communication Specification	RS485
Baud Rate	2.5Mbps
Signal Format	Serial Communication Protocol

Electrical

Supply Voltage	5 V ± 5%
Main power supply current consumption (typical)	72mA
Differential Output Level	High level≥3.5V; Low level≤1.7V
Insulation Resistance	50MΩ
Edge Change Time	100ns

Environment

EMC Features	IEC61000-3
Operating Temperature	-10℃~105℃
Humidity	≤90%(40℃/21d, based on EN60068-2-78); No Condensing
IP Rating	—（Motor Rear Case Protection）
Shock	Impact acceleration 980m/s2 ，11ms； 3 times per direction, total 18 times
Vibration	The amplitude is 1.5mm between 10 ~ 55Hz; Acceleration of 98m/s2 between 55~2000 Hz ; 2 hours per axial (XYZ)