Technical Overview

The OMRON E6B2-CWZ6C 300P/R 2M is a compact, high-performance incremental rotary encoder housed in a 40mm diameter casing. It features a 6mm solid shaft and delivers a resolution of 300 pulses per revolution (PPR) via an NPN open-collector output. Generating A, B, and Z phase signals, this versatile encoder supports a maximum response frequency of 100 kHz and rotational speeds up to 6,000 RPM. With an IP50 rating, load short-circuit protection, and a 2-meter pre-wired cable, it is built to integrate easily into diverse industrial positioning and velocity tracking applications.

Key Features

Compact 40mm external diameter housing suitable for space-constrained installations.
300 pulses per revolution (PPR) for accurate incremental tracking.
NPN open-collector output providing A, B, and Z phase signals.
Wide operating supply voltage range of 5 to 24 VDC.
Supports high-speed operations up to 6,000 RPM.
Pre-wired with a 2-meter cable featuring bare-end flying leads.
Equipped with load short-circuit and reversed connection protection.
Robust mechanical tolerance supporting radial loads of 30 N and thrust loads of 20 N.

Technical Specification Matrix

Parameter	Value
Supply Voltage	5 to 24 VDC (-5% to +15%)
Current Consumption	80 mA max.
Resolution	300 Pulses/Revolution (P/R)
Output Configuration	NPN Open-Collector Output
Output Phases	A, B, and Z
Max Rotational Speed	6,000 RPM
Max Response Frequency	100 kHz
External Housing Diameter	40 mm
Shaft Diameter	6 mm
Degree of Protection	IP50
Operating Temperature	-10°C to 70°C (with no icing)
Cable Length	2 meters
Shaft Loading (Radial)	30 N
Shaft Loading (Thrust)	20 N
Starting Torque	0.98 mN·m max.

Industrial Applications

1. Packaging Conveyor Speed Synchronization

Mounted on the drive shaft of a primary packaging conveyor, the encoder provides continuous velocity feedback to the master PLC. The 300 PPR resolution combined with the 100 kHz maximum response frequency allows for real-time synchronization between the moving conveyor and secondary actuators like labelers or inspection cameras.

Problem Solved

Prevents misalignment during high-speed packaging by dynamically tracking precise rotational positioning up to 6,000 RPM, preventing timing mismatches and product waste.

NPN open-collector300 PPR100 kHz response frequencyPLC synchronizationvelocity feedback

2. Industrial Motor Speed Monitoring

Coupled directly to standard AC or DC industrial motors to measure rotational speed directly. The 5 to 24 VDC operating range allows direct integration with standard 24V automated systems, while the IP50 rated 40mm diameter casing fits neatly within the motor assembly without obstructing ventilation.

Problem Solved

Provides the required rotational speed regulation feedback for motor controllers without the complex integration overhead of absolute encoders, utilizing standard A/B phase discrepancy for speed calculation.

NPN output5-24 VDC40mm housingmotor speed regulationA/B phase output

3. Cut-to-Length Material Processing Machinery

Employed in textile, paper, or metal web processing lines, the rotary encoder is coupled to a precisely sized measuring wheel riding directly on the continuous material web. The Z-phase signal guarantees accurate zero-referencing to initialize each new cutting cycle.

Problem Solved

Solves measurement drifts and inconsistent cutting lengths by precisely converting the linear travel of the web into precise electrical increments, allowing perfectly timed shear cuts.

Z-phase referencingincremental pulses6mm solid shaftlength measurementweb processing

OMRON E6B2-CWZ6C 300P/R 2M Compact Incremental Rotary Encoder

OMRON E6B2-CWZ6C 300P/R 2M Compact Incremental Rotary Encoder

Technical Overview

Key Features

Technical Specification Matrix

Industrial Applications

1. Packaging Conveyor Speed Synchronization

2. Industrial Motor Speed Monitoring

3. Cut-to-Length Material Processing Machinery