RS232 Absolute Encoder SAS/M58

The core components of the product achieve 100% domestic production, ensuring supply chain stability and high-quality reliability.
Utilizing high-precision magnetic induction technology, we provide single-turn and multi-turn encoder solutions.
Equipped with an RS232 open communication interface, supporting flexible data transmission and system integration.
Single-turn resolution reaches up to 21 bits, while multi-turn resolution achieves 14 bits, ensuring precise measurement.
Features exceptional impact and vibration resistance, making it suitable for complex industrial environments.
Built-in reverse short-circuit and short-circuit protection effectively minimizes the impact of installation errors on the encoder.

Product Specifications (RS232 Free Protocol Series)

Parameter Name	SAS/M58A (Solid Shaft)	SAS/M58C (Blind Hole Type)
Functional Features	Ø 58mm solid shaft	Ø 58mm blind hole type
Spindle Dimensions	Ø 6, 8, 10, 12, 15 mm (Other sizes available upon request)
Housing Material	Aluminum (optional stainless steel housing)
Signal Output Interface	RS232 Free Protocol
Baud rate bps	4800; 9600; 19200; 38400; 57600; 115200
Address Range	0-99
Output circuit	Compliant with RS232 standard, optically isolated
Function	Single-turn or multi-turn
Power supply voltage	Standard 10–30 VDC
Single-turn resolution	Standard: 12-bit 4096, 13-bit 8192, 16-bit 65536, 18-bit 262144, maximum 21-bit
Number of laps	1 revolution (single-revolution type), multi-revolution standard 12 digits 4096 revolutions, multi-revolution maximum selectable 14 digits 16384 revolutions
No-load current	≤ 30mA
Data refresh	Single-turn encoder: < 15µs; Multi-turn encoder: < 1ms
signal conditioning	Adjustable values per revolution, freely adjustable total revolutions for multi-revolution systems, adjustable direction, adjustable preset positions, adjustable external zero position, baud rate, communication address, operating mode, etc.
Encoding	Hexadecimal
Safety Protection	Reverse polarity protection: Yes; Short-circuit protection: Yes; Lightning and static surge protection: Yes
Physical Properties	Maximum speed: 6000 rpm	Spindle load: Radial 200N, Axial 100N
Protection Rating	IP65 or IP68
Starting Torque	< 0.01 N·m
operating temperature	-30°C…85°C (Customizable operating temperature range: -40°C…85°C)
Storage Temperature	-40°C…100°C
Resistance Index	Impact resistance: 1000 m/s², 6 ms (100g)	Vibration resistance: 20g
Connection Method	4×2×0.2-8-core shielded cable, M12-5-core, M12-8-core, M23-12-core male flange connectors
Qualification method	Radial side outlet, axial rear outlet

Wiring Definitions

Signal	0V	UB	RXD	TXD	GND	SET	Set-Allow	⏚
M23 connector, 12-pin	1	2	3	4	6	5	7	8
Wire color	白	棕	绿	黄	黑	灰	蓝	Shield

Top view of pin connector block

Connector Type	5-pin M12 connector	8-pin M12 connector	12-pin M23 connector
Top View of Connector Housing

Installation Dimension Drawing

SAS/M58A

SAS/M58B

SAS/M58C

SAS/M58D