Description
The B&R 7EX484.50-1 is an explosion-proof digital input module designed for industrial automation systems operating in hazardous environments.
The
B&R 7EX484.50-1 is a compact, robust module engineered to provide reliable signal input in explosive atmospheres. With
8 channels of digital inputs and
24 VDC nominal voltage, it supports safe operation in Zone 1/21 and Zone 2/22 areas. The module features
IP66/IP67 protection and ATEX/IECEx certification, ensuring compliance with global explosion-proof standards. Its
screw terminal connections enable easy integration with field devices, while
galvanic isolation safeguards against voltage spikes.
Parameter |
Specification |
Type |
Explosion-proof digital input module |
Channels |
8 |
Rated Voltage |
24 VDC |
Current Consumption |
15 mA per channel |
Protection Class |
IP66/IP67 |
Certification |
ATEX/IECEx |
Interface |
Screw terminals |
Dimensions |
120 × 50 × 100 mm |
Weight |
0.3 kg |

- Explosion-Proof Design: Certified for use in gas/dust-explosive environments, reducing safety risks.
- High Reliability: Galvanic isolation and surge protection ensure stable signal transmission.
- Flexible Installation: IP67 rating allows outdoor or harsh environment deployment.
- Cost-Effective: Compact size minimizes space requirements without compromising performance.
- Chemical Industry: Monitors sensors in reactors and storage tanks.
- Oil & Gas: Controls valves and pumps in refineries and offshore platforms.
- Pharmaceuticals: Manages critical processes in hazardous production areas.
Case Study: A chemical plant integrated the B&R 7EX484.50-1 to monitor pressure sensors in a flammable liquid storage system. The module’s explosion-proof design reduced downtime by 30% compared to non-certified alternatives, ensuring continuous and safe operation.
- Wider Certification: Supports both ATEX and IECEx standards, unlike some regional-only certified modules.
- Higher Channel Density: 8 channels in a smaller form factor than many 4-channel competitors.
- Enhanced Protection: IP67 rating exceeds typical IP65 protection in comparable products.
- Environment: Verify ATEX/IECEx compliance with your regional explosion risk classification.
- Signal Requirements: Ensure 24 VDC compatibility with your field devices.
- Space Constraints: Leverage the compact design for installations with limited space.
- Installation: Follow explosion-proof sealing guidelines during wiring.
- Voltage Stability: Use a regulated power supply to prevent input signal distortion.
- Maintenance: Regularly inspect seals and terminals for wear or corrosion.
声明: Shanxi Xinyeda International Trade Co., Ltd. specializes in B&R automation solutions, including the
B&R 7EX484.50-1 explosion-proof module. Visit
www.xydcontrol.com for product details or contact us for customized technical support.
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