Incremental rotary encoder 18

solid-shaft5VDC4.5VDC

Product overview

• Miniature solid-shaft incremental encoder for industrial applications
• Resolution up to 4096 pulses per turn
• External diameter: 18 mm
• Shaft diameter: 2.5 mm
• Protection class: IP54 (overview)
• Connection: cable (standard 150 mm with connector; other lengths on request)

Mechanical specifications
Materials: Cover and housing: Aluminium; Shaft: Stainless steel
Bearings: Ball races (bearing life 1×10^10 rev.)
Maximum mechanical speed: 6000 rpm
Protection (DIN EN 60529): IP50 (mechanical table entry)
Rotor inertia: 0.1 gcm^2
Starting torque at 20°C: ≤ 0.01 Ncm
Maximum axial load: 5 N; Maximum radial load: 3 N
Weight: approx. 0.02 kg
Operating temperature: -10°C to +85°C
Vibration (DIN EN 60068-2-6): 100 m/s^2 (10 Hz–2000 Hz)
Shock (DIN EN 60068-2-27): 1000 m/s^2 (6 ms)
Maximum pulses per turn: 4096
Connection options: axial or radial; standard 150 mm cable with connector (female connector not included); other cable lengths available on order

Output signals
Output circuit: RS422 (TTL compatible) and NPN Open Collector
Power supply: RS422: 4.5–5.5 VDC; NPN Open Collector: 4.5–13.2 VDC
Output voltage: RS422: 5 VDC; NPN: 4.5–13.2 VDC
Max. load capability / channel: ±20 mA (both types)
"Low" signal level: VOL < 0.5 VDC (both)
"High" signal level: RS422 VOH > 2.5 VDC; NPN VOH > VCC – 2 VDC
Frequency: RS422 up to 300 kHz; NPN up to 250 kHz
Polarity inversion protection: Yes (both)
Channel phasing: Channel A leads channel B by 90° electrical (view from shaft, rotation clockwise)

Technical data

• Model: SERIE 18
• Brand: Hohner Automation
• SKU: 18-1727-1024
• External diameter: 18 mm
• Shaft diameter: 2.5 mm (stainless steel)
• Maximum pulses per turn: 4096
• Max. mechanical speed: 6000 rpm
• Bearings: Ball races (life 1×10^10 rev.)
• Materials: Aluminium cover & housing; stainless steel shaft
• Rotor inertia: 0.1 gcm^2
• Starting torque (20°C): ≤ 0.01 Ncm
• Max. axial / radial load: 5 N / 3 N
• Weight: approx. 0.02 kg
• Operating temperature: -10°C to +85°C
• Protection class: IP54 (header) / IP50 (mechanical table)
• Connection: axial or radial, standard 150 mm cable with connector (female connector not included); other lengths on order
• Output options: RS422 (TTL compatible) and NPN Open Collector
• Supply voltage: RS422 4.5–5.5 VDC; NPN OC 4.5–13.2 VDC
• Frequency capability: RS422 up to 300 kHz; NPN up to 250 kHz