SSI Explosion-Proof Absolute Encoder SAS/M78
Ensures 100% domestically manufactured components for every part of the product.High-precision magnetic sensing technology; available as singleturn or multiturn encoder.SSI interface with clock frequency up to 2 MHz.Optional additional incremental signal output: TTL or HTL.Singleturn resolution up to 21 bits; multiturn up to 14 bits.Exceptional shock and vibration resistance; high protection rating up to IP68.Equipped with reverse-polarity and short-circuit protection, effectively reducing the impact of installation errors on the encoder. Product Specifications (SSI Signal Output Series) Parameter SAS/M78A (Solid Shaft) SAS/M78C (Blind Hollow Shaft) Functional Features Ø 78 mm solid shaft Ø 78 mm blind hollow shaft Shaft Diameter Ø 10, 12, 14, 16, 25.4 mm Housing Material Aluminum (optional stainless steel housing) Signal Output Interface SSI; SSI + incremental Maximum Response Frequency 2 MHz Start-Up Time < 1 s Output Driver SSI (RS422) / Incremental (RS422) Function Singleturn or multiturn Supply Voltage Standard 10–30 VDC Singleturn Resolution Standard: 12-bit 4096, 13-bit 8192, 16-bit 65536, 18-bit 262144, maximum 21-bit Number of Turns 1 turn (singleturn); multiturn standard 12-bit 4096 turns; multiturn optional up to 14-bit 16384 turns Power Consumption ≤ 1.5 W Interface Cycle Time ≥ 16 μs Manual Functions Rotation direction, zero setting Code Gray code or binary code Clock Input / Speed Clock input: RS422; clock frequency: 100 kHz–2 MHz Safety Protection Reverse polarity protection: yes; short-circuit protection: yes; lightning and ESD protection: yes Mechanical Characteristics Maximum speed: 6000 r/min Shaft load: radial 200 N, axial 100 N Environmental Specifications Protection rating: IP65 or IP68; starting torque: < 0.01 Nm Temperature Range Operating temperature: -30 °C…85 °C (customizable -40 °C…85 °C); storage temperature: -40 °C…100 °C Mechanical Strength Shock resistance: 1000 m/s², 6 ms (100 g); vibration resistance: 20 g Connection / Cable Outlet Connection: shielded cable, M12 5/8-pin, M23 12-pin male; cable outlet: radial side exit, axial...