Descrição
The GOH38AO1 incremental rotary encoder combines compact design, high precision, and robust performance tailored for industrial automation systems. Featuring a 38mm diameter and semi-hollow 8mm shaft, this encoder delivers reliable position and speed feedback with pulse resolutions up to 10,000 PPR. It supports diverse output signal options including line driver and open collector, making it compatible with various PLCs and control platforms. Built for durability, it withstands demanding environments while ensuring smooth operation for motors, conveyors, robotics, packaging, and CNC machinery.
Principais recursos
- Incremental rotary encoder with resolutions from 100 to 10,000 pulses per revolution for ultra-fine motion detection 
- Semi-hollow shaft design (8mm diameter) facilitates direct motor mounting and easier installation 
- Robust 38mm diameter compact housing suitable for various industrial applications 
- Wide operating voltage range: 5-24 V DC to fit different control systems 
- Multiple output types including line driver (differential), open collector, and push-pull outputs 
- Integrated anti-interference circuit for stable, noise-resistant signal output 
- High-speed response suitable for fast-moving machinery and high-frequency applications 
- Reliable mechanical construction ensures long operational life and low maintenance 
Vantagens do produto
- High resolution enables precise speed and position control in advanced automation setups 
- Semi-hollow shaft enables easy shaft coupling and reduces installation complexity 
- Versatile output options enhance compatibility with a broad range of industrial equipment and PLCs 
- Compact design saves space without compromising performance or durability 
- Noise protection circuits guarantee signal integrity in electrically noisy environments 
- Wide voltage tolerance supports flexible system design and retrofit scenarios 
Product Model And Meaning
| G | 0 | H | 38 | 01 | 1000 T | 3 | 0.7M | ||||||
| Categoria de produto | Type of product | Forma de eixo principal | Contorno de produto | Size of main shaft,shaft hole | Saída e formulário de selagem | Outline structure | Resolução | Formulário de saída | 输出信号 Outputsignal | 电缆线 Cable | |||
| G:incremental type | megneto- electricity | H:semi- hollow shaft | 38:φ38mm | 口:φ8mm | A:rubber wire protection sleeve | 01:outline structure1 | 10,20,50, 60,100, 200360, 400,500, 600,800, 1000,1024, 1200,2000, 2048,2500, 3000,3600, 4096等 | C:open collector  output F: saída complementar L:Saída de acionamento de 5V | 1:phaseAsignal 2:phase AB signal 3:phase ABZsignal 4:phase ABA/B/ signal 5: phase ABZA/B/Z/ signal | Default 0.7m linha, para non 0.7m, A rotulagem é suficiente | |||
Tabela de fiação
| Cor da linha | C/F output signal | – | Line color | Loutput signal | 
| vermelho | VCC | vermelho | VCC | |
| preto | GND | |||
| preto | GND | |||
| verde | A phase | |||
| verde | A phase | branco | Fase B | |
| amarelo | Fase Z | |||
| branco | Fase B | |||
| blue | Fase | |||
| amarelo | Fase Z | cinza | Bphase | |
| laranja | Fase Z | |||
| escudo | F ·G | |||
| escudo | F ·G | 
Output Phase Difference
complementary output/NPN collector open circuitoutput/push pull output


long line drive output


Mechanical Drawings(mm)


Cenários de aplicativos
- High-precision industrial motor speed and position control 
- Robotics requiring fine motion control and feedback 
- Conveyor systems in packaging and manufacturing lines 
- CNC machines for accurate cutting and positioning 
- Printing machinery for synchronized roller and sheet control 
- Automated assembly lines requiring reliable rotary feedback 
Instalação e manutenção
- Ensure the application shaft matches the 8mm semi-hollow shaft for seamless coupling. 
- Carefully align the encoder to prevent shaft misalignment and reduce wear. Flexible couplings are recommended. 
- Secure the encoder housing firmly using mounting screws to avoid vibration. 
- Connect power supply within 5 to 24 V DC, adhering to polarity and wiring diagrams for your output type. 
- Use shielded cables for signal wires to minimize electromagnetic interference. 
- Periodically clean the encoder surface to prevent dust accumulation. 
- Routinely inspect wiring and connectors for tightness and signal stability. 
- Replace encoder if signal loss or mechanical damage is detected. 
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