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- Allen Bradley
- 1734-VHSC
- Point I/O Module
- USA
- 75 × 12 × 56 mm
- 0.11kg
- Xiamen, China
- New & In Stock
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Allen Bradley 1734-VHSC Detailed Technical Overview
1. Product Overview
The Allen Bradley 1734-VHSC is a Very High-Speed Counter (VHSC) module designed for distributed I/O systems. It is used to process high-frequency pulse signals from devices such as encoders, proximity sensors, and pulse generators.
This module is capable of handling rapid counting, frequency measurement, and position tracking, making it suitable for applications where speed and precision are critical. It operates independently of the main controller for counting tasks, ensuring accurate data capture even in high-speed environments.
Its compact design allows installation close to field devices, reducing wiring distance and improving signal integrity.
2. Brand and Series
- Brand: Allen Bradley
- Series: 1734 Series
- Platform: POINT I/O
- Module Type: High-Speed Counter Module
This module is part of a distributed I/O system designed to provide scalable and flexible automation solutions.
3. Technical Specifications
Parameter Table
| Parameter | Specification |
|---|---|
| Model | 1734-VHSC |
| Module Type | High-Speed Counter |
| Channels | 2 (configurable) |
| Input Signal Type | Digital Pulse / Encoder |
| Counting Modes | Up/Down, Quadrature, Pulse/Direction |
| Maximum Frequency | Up to 1 MHz |
| Input Voltage | 5V / 12V / 24V DC |
| Input Current | Approx. 5–10 mA |
| Resolution | 32-bit counter |
| Isolation | Channel-to-backplane isolation |
| Output | High-speed digital output (limited) |
| Bus Current | Approx. 75–90 mA @ 5V DC |
| Power Dissipation | Approx. 3 W |
| Mounting | DIN Rail |
| Operating Temperature | -20°C to +55°C |
| Storage Temperature | -40°C to +85°C |
| Protection Rating | IP20 |
| Dimensions | Approx. 75 × 12 × 56 mm |
| Weight | ≈ 0.11 kg ( 0.11 ) |
4. Product Features
The 1734-VHSC is engineered for high-speed signal processing and precise measurement.
- Supports high-frequency pulse input up to 1 MHz
- Multiple counting modes including quadrature encoder support
- High-resolution 32-bit counting capability
- Independent processing for accurate high-speed operation
- Compact modular design for distributed systems
- Electrical isolation for signal integrity
- DIN rail mounting for easy installation
These features ensure reliable performance in demanding motion and counting applications.
5. Product Applications
The module is widely used in industrial automation systems requiring high-speed signal processing.
Typical applications include:
- Encoder-based position tracking
- Conveyor speed monitoring
- Packaging and labeling systems
- Motion control and synchronization
- Production line counting systems
- Robotics and automated machinery
It is particularly suitable for applications where precise pulse counting and high-speed response are essential.
6. Product Advantages
High-Speed Performance
Handles high-frequency signals with precision and stability.
Accurate Measurement
32-bit resolution ensures reliable counting and position tracking.
Flexible Configuration
Supports multiple counting modes for different application needs.
Reduced CPU Load
Processes counting independently, minimizing controller workload.
Compact and Modular
Fits easily into distributed I/O systems and allows system expansion.
7. Recommended Models (Same Series or Related)
POINT I/O Related Modules
| Model | Type | Channels | Function | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1734-SSI | Encoder Interface | 1 | SSI Input | 75 × 12 × 56 | 0.10 ( 0.10 ) |
| 1734-IB8 | Digital Input | 8 | 24V DC Input | 75 × 12 × 56 | 0.10 ( 0.10 ) |
| 1734-OB8E | Digital Output | 8 | 24V DC Output | 75 × 12 × 56 | 0.05 ( 0.05 ) |
| 1734-IE2C | Analog Input | 2 | Current Input | 75 × 12 × 56 | 0.09 ( 0.09 ) |
| 1734-OE2V | Analog Output | 2 | Voltage Output | 75 × 12 × 56 | 0.11 ( 0.11 ) |
These modules can be combined to create a complete distributed automation system with both analog and digital capabilities.
8. Recommended Popular Models (Same Brand)
Widely Used Industrial Modules
| Model | Type | Channels | Function | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1756-EN2T | Communication | — | Ethernet Interface | 145 × 140 × 35 | 0.45 ( 0.45 ) |
| 1756-IB16 | Digital Input | 16 | 24V DC Input | 145 × 140 × 35 | 0.40 ( 0.40 ) |
| 1756-OB16E | Digital Output | 16 | 24V DC Output | 145 × 140 × 35 | 0.42 ( 0.42 ) |
| 1756-IF8 | Analog Input | 8 | Voltage/Current | 145 × 140 × 35 | 0.45 ( 0.45 ) |
| 1769-OB16 | Digital Output | 16 | 24V DC Output | 118 × 87 × 35 | 0.30 ( 0.30 ) |