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- Allen Bradley
- 1734-4IOL
- Point I/O Module
- USA
- 56 × 12 × 75.5 mm
- 0.036kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
- DHL, UPS, TNT, FedEx and EMS.
- 24-Hour Service
- COO
- 13
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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 1734-4IOL — Detailed Technical Overview (POINT I/O IO-Link Master Module)
1. Product Overview
The Allen Bradley 1734-4IOL is a 4-port IO-Link master module designed for distributed industrial I/O systems. It enables direct communication between a control system and intelligent field devices such as sensors, actuators, and identification systems that support IO-Link protocol.
Unlike traditional I/O modules, this module allows both cyclic process data and acyclic parameter/diagnostic data to be transmitted over a single standard cable. This greatly improves visibility into device status and simplifies configuration.
The module is compact, modular, and well suited for decentralized architectures where field-level intelligence is required. It can also support standard digital I/O devices when IO-Link is not used, making it highly versatile in mixed installations.
2. Brand and Series
- Brand: Allen Bradley
- Series: POINT I/O (1734 Series)
- Product Type: IO-Link Master Module
The POINT I/O system is built around modular expansion, allowing users to combine communication adapters and I/O modules into flexible distributed control solutions.
3. Technical Parameters
Parameter Table
| Parameter | Specification |
|---|---|
| Model | 1734-4IOL |
| Module Type | IO-Link Master |
| Number of Ports | 4 |
| Port Type | IO-Link Class A (configurable) |
| Communication Protocol | IO-Link |
| IO-Link Speed | COM1 (4.8 kbps), COM2 (38.4 kbps), COM3 (230.4 kbps) |
| Port Configuration | IO-Link or Standard Digital I/O |
| Max Cable Length | 20 m per port |
| Supply Voltage | 24V DC |
| Voltage Range | 19.2–28.8V DC |
| Field Supply Current | Up to approx. 600 mA total |
| Backplane Current | Approx. 100 mA @ 5V DC |
| Power Consumption | ≤ 1.5 W |
| Isolation | Basic electrical isolation |
| Indicators | Module status, network status, per-port status LEDs |
| Operating Temperature | -20°C to +55°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5–95% non-condensing |
| Mounting | DIN Rail |
| Dimensions | Approx. 56 × 12 × 75.5 mm |
| Weight (kg) | Approx. 0.036 kg |
4. Product Features
The module provides four independent IO-Link ports, each configurable, which allows a mix of intelligent IO-Link devices and conventional sensors within the same system.
It supports full IO-Link functionality, including device parameterization, diagnostics, and event monitoring. This enables deeper integration compared to standard digital I/O modules.
LED indicators on each channel provide immediate visual feedback on communication and device status, which simplifies commissioning and troubleshooting.
Hot-swapping capability allows replacement without shutting down the system, improving operational efficiency in industrial environments.
The module integrates smoothly into distributed I/O architectures and works well in systems requiring scalable expansion.
5. Typical Applications
The 1734-4IOL is widely used in modern automation systems where smart devices and real-time diagnostics are essential:
- Smart sensor integration (photoelectric, inductive, ultrasonic)
- Automated assembly and packaging lines
- Robotics and end-of-arm tooling communication
- Conveyor and material handling systems
- Condition monitoring and predictive maintenance setups
- Data acquisition systems with intelligent field devices
It is especially useful in environments transitioning toward digitalized and data-driven production systems.
6. Product Advantages
Enhanced Data Transparency
Provides access to detailed device-level data, including diagnostics and parameters, beyond simple ON/OFF signals.
Flexible Deployment
Each port can function as IO-Link or standard I/O, reducing system complexity and hardware requirements.
Simplified Wiring
Uses standard unshielded cables for both communication and power, reducing installation time and cost.
Compact Structure
Slim design supports high-density installations in limited panel space.
Improved Maintenance Efficiency
Real-time diagnostics help identify issues quickly and reduce downtime.
Future-Ready Technology
Supports modern industrial communication needs and aligns with smart manufacturing concepts.
7. Recommended Models (Same Series or Related)
POINT I/O Series Related Models
| Model | Type | Channels / Ports | Voltage | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1734-4IOL | IO-Link Master | 4 Ports | 24V DC | 56×12×75.5 | 0.036 |
| 1734-232ASC | RS232 ASCII | 1 Port | 24V DC | 56×12×75.5 | 0.03 |
| 1734-485ASC | RS485 ASCII | 1 Port | 24V DC | 56×12×75.5 | 0.03 |
| 1734-IB8 | Digital Input | 8 Inputs | 24V DC | 56×12×75.5 | 0.04 |
| 1734-OB8 | Digital Output | 8 Outputs | 24V DC | 56×12×75.5 | 0.04 |
| 1734-IE4C | Analog Input | 4 Channels | 24V DC | 56×12×75.5 | 0.05 |
8. Recommended Popular Models (Same Brand)
Popular Models
| Model | Type | Key Function | Voltage | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1769-L33ER | PLC Controller | Compact control processor | 24V DC | 118×87×87 | 0.50 |
| 1756-EN2T | Communication | Ethernet communication module | 24V DC | 145×35×140 | 0.30 |
| 1734-AENT | Adapter | Ethernet I/O adapter | 24V DC | 56×12×75.5 | 0.04 |
| 1794-IE8 | Analog Input | 8-channel analog input | 24V DC | 94×94×69 | 0.20 |
| 5069-IB16 | Digital Input | 16-point digital input | 24V DC | 138×42×95 | 0.25 |