RS485 / MODBUS-RTU Explosion-Proof Absolute Encoder SAS/M78
Ensures 100% domestically sourced components for every part of the product.High-precision magnetic sensing technology; available as singleturn or multiturn encoder.RS485 free communication interface or Modbus-RTU interface.Optional incremental signal output: TTL or HTL.Singleturn resolution up to 21 bits; multiturn up to 14 bits.Exceptional shock and vibration resistance.Features reverse-polarity and short-circuit protection to effectively minimize the impact of installation errors on the encoder. Product Specifications Product Series SAS/M78A SAS/M78C Shaft Type Ø78 mm, Solid Shaft Ø78 mm, Blind Hollow Shaft Shaft Diameter Ø10, 12, 14, 16, 25.4 mm (Other shaft diameters available on request) Housing Material Aluminum (Stainless steel housing optional) Communication Interface RS485 Baud Rate 4800; 9600; 19200; 38400; 57600; 115200; 250000 bps Address Range 0–99 Function Single-turn or Multi-turn Supply Voltage 10–30 VDC Single-turn Resolution 13 bit / 8192; 16 bit / 65536 Number of Revolutions 1 revolution (single-turn); 4096 revolutions / 12 bit; up to 16384 revolutions / 14 bit Power Consumption ≤1 W Programmable Functions Adjustable value per revolution, adjustable total number of revolutions, adjustable counting direction, adjustable preset position, external zero setting, baud rate, communication address, operating mode, etc. Reverse Polarity Protection Yes Short-circuit Protection Yes Surge and ESD Protection Yes Operating Speed 3000 rpm Shaft Load Radial: 40 N; Axial: 20 N Degree of Protection IP65 or IP67 Starting Torque <0.01 Nm Operating Temperature -40°C to +85°C Storage Temperature -45°C to +100°C Shock Resistance 1000 m/s², 6 ms (100 g) Vibration Resistance 20 g Electrical Connection Cable; terminal box with 1 cable gland and 1 gland plug Connection Direction Radial Explosion Protection Ex db IIC T5/T6 Gb, Ex tb IIIC T95°C/T80°C Db Mounting Dimensions SAS/M78A SAS/M78C Model Selection SA ① 78 ② - ③ ④ ⑤ - ⑥ - ⑦ ⑧ ⑨ - Ex Copy Model Number ① Type -- Select --S = Single-turnM = Multi-turn...
