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- Allen Bradley
- 1746-OV8
- PLC Module/Rack
- USA
- 145 × 35 × 140 mm
- 0.45kg
- Xiamen, China
- New & In Stock
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Global Logistics
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 1746-OV8 Detailed Technical Overview
1. Product Overview
The Allen-Bradley 1746-OV8 is an 8-point DC sinking transistor output module designed for the SLC 500 PLC system. It is used to control 24V DC industrial loads such as relays, solenoid valves, indicator lights, alarms, and small actuators.
This module provides reliable switching performance with fast response time and stable electrical characteristics. It is commonly used in compact automation systems where a limited number of DC outputs is required.
The 1746-OV8 is part of the standard discrete output family and is known for its simplicity, durability, and compatibility within SLC 500 PLC racks.
2. Brand Information
- Brand: Allen-Bradley
- Industry: Industrial automation and PLC systems
- Product Type: DC digital output module
The brand is widely used in industrial control environments due to its strong reliability, long service life, and stable PLC integration performance.
3. Product Series
- Series: SLC 500
- Category: Digital output module
- Type: DC sinking transistor output module
The SLC 500 system is a modular PLC platform. The 1746-OV8 is part of its low-to-mid density DC output module range.
4. Technical Parameters
Core Specifications Table
| Parameter | Value |
|---|---|
| Model | 1746-OV8 |
| Module Type | DC Digital Output |
| Series | SLC 500 |
| Number of Outputs | 8 |
| Output Type | Sinking transistor output |
| Output Voltage Range | 10–50 V DC |
| Nominal Voltage | 24 V DC |
| Output Current per Point | 1.0 A @ 30°C / 0.5 A @ 60°C |
| Output Current per Module | 8 A max |
| Switching Device | Transistor |
| Turn-On Time | ~0.1 ms |
| Turn-Off Time | ~1.0 ms |
| Backplane Current (5V) | ~135 mA |
| Backplane Current (24V) | 0 mA |
| On-State Voltage Drop | ~1.2 V DC |
| Off-State Leakage Current | ≤1 mA |
| Load Type | DC resistive / inductive loads |
| Signal Delay | ON 0.1 ms / OFF 1.0 ms |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Relative Humidity | 5–95% non-condensing |
| Dimensions (mm) | 145 × 35 × 140 |
| Weight (kg) | ~0.16 – 0.45 kg |
5. Product Functions and Applications
Functional Description
- Converts PLC control signals into DC output switching
- Drives external 24V DC field devices
- Provides fast transistor-based switching performance
- Supports inductive and resistive load control
- Expands digital output capability in SLC 500 systems
Typical Applications
- Industrial automation production lines
- Conveyor and packaging systems
- Solenoid valve control circuits
- Relay and contactor driving systems
- Alarm and indicator light systems
- Machine-level DC output control
6. Product Advantages
1. Fast Switching Response
Sub-millisecond switching ensures precise timing in automation control systems.
2. Compact Design
Eight-channel structure reduces PLC rack space usage.
3. Stable Industrial Operation
Designed for continuous use in harsh industrial environments.
4. Flexible Load Capability
Supports both inductive and resistive DC loads.
5. Easy Integration
Direct compatibility with SLC 500 PLC racks without additional configuration.
7. Recommended Models (Same Series or Related)
SLC 500 Series Related Modules
| Model | Type | Channels | Signal Type | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1746-OB16 | DC Output | 16 | 24V DC | 145 × 35 × 140 | 0.34 |
| 1746-OB16E | DC Output | 16 | Sourcing | 145 × 35 × 140 | 0.35 |
| 1746-OBP16 | Protected DC Output | 16 | 24V DC | 145 × 35 × 140 | 0.40 |
| 1746-OV16 | DC Output | 16 | Sinking | 145 × 35 × 140 | 0.48 |
| 1746-OW8 | Relay Output | 8 | AC/DC Relay | 145 × 35 × 140 | 0.40 |
8. Recommended Popular Models (Same Brand)
Popular Automation Modules
| Model | Type | Channels | Voltage | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1756-L73 | Controller | — | 5V DC | 150 × 140 × 130 | 0.36 |
| 1769-L36ERM | Compact Controller | — | 24V DC | 120 × 90 × 70 | 0.30 |
| 1734-IE8C | Analog Input | 8 | 4–20 mA | 75 × 12 × 60 | 0.16 |
| 1769-OF8C | Analog Output | 8 | 0–10 V | 118 × 87 × 35 | 0.30 |
| 1756-EN2T | Ethernet Module | — | 5V DC | 150 × 140 × 130 | 0.32 |