Absolute rotary encoder IBS36-1

inductive12-bit14-bit

Product
Absolute inductive encoder IBS36-1 for high-precision angular measurement in industrial environments; integrated absolute position output via bus interface (RS485, Modbus RTU).

Key features

• Absolute inductive sensing for contactless position detection
• Integrated compact housing with flange and servo mounting options
• One pair of precision ball bearings
• RS485 output, Modbus RTU slave
• Hollow shaft φ10 (customizable)

Mechanical specifications
Mechanical angle: 360° (continuous)
Protection degree: IP67 (electrical parts)
Starting torque: ≤1 mN·m
Max. speed: 6000 rpm
Life expectancy: >100,000,000 revolutions
Mass: approx. 58 g
Housing material: anodized aluminium alloy
Shaft material: stainless steel, φ10 hollow (customizable for <12 mm)

Environmental specifications
Operating temperature: -40°C to +125°C
Storage temperature: -55°C to +125°C
Vibration: 100 m/s², 10 Hz–2000 Hz (EN 60068-2-6)
Shock: 500 m/s², 13 ms (EN 60068-2-27)
ESD: contact ±8 kV, air ±15 kV (EN61000-4-2)
EMS: 100 V/m (80 MHz–1 GHz) (EN61000-4-3)

Electrical specifications
Standard model: IBS36-1-F5-W12485
Supply voltage: 9–30 V
Current consumption (no-load): <80 mA
Effective electrical angle: 360°
Independent linearity tolerance: ±0.3%
Resolution: 4096 (12 bit) up to 16384 (14 bit)
Output port: RS485 (Modbus RTU slave)
Baud rate: 1200–115200 bps (default 9600 bps)
Address: 1–200 (default 1)
Start time: 5 ms
Update time: 1 ms
Communication interval: >20 ms
Insulation resistance: >1000 MΩ (500 V DC)
Dielectric strength: 1 min (500 V AC)

Options and customization

• Custom shaft length, diameter or shaft machining (slotted, flattened, etc.)
• Custom communication protocol on request

Documentation & dimensions
Dimension diagram and product brochure available (see product images).