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- Honeywell
- 07191/1/1
- RS485 Communication Board
- USA
- 114 x 110 x 30 mm
- 0.3 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Honeywell 07191/1/1 RS485 Communication Board is an industrial serial communication interface module used in Honeywell control and automation systems. It enables reliable data exchange between controllers, I/O systems, and external devices using the RS485 communication standard, which is widely used for long-distance, noise-resistant industrial networking.
This module is typically found in Honeywell process control, safety, and automation architectures, where stable multi-device communication is required.
Technical Specifications
| Item | Details |
|---|---|
| Manufacturer | Honeywell |
| Model | 07191/1/1 |
| Product Type | RS485 Communication Board |
| Communication Protocol | RS485 |
| Function | Serial data communication interface |
| Dimensions | 114 × 110 × 30 mm |
| Weight | 0.3 kg |
| Power Supply | Typically 24 V DC (system dependent) |
| Communication Type | Two-wire differential serial bus |
| Installation Type | Rack-mounted control board |
| System Role | Communication expansion / interface module |
Function Description
The 07191/1/1 board is used to enable communication between system controllers and external or distributed devices.
Its main functions include:
- Providing RS485 serial communication channels
- Supporting multi-device (multi-drop) network communication
- Enabling data exchange between Honeywell controllers and field equipment
- Supporting integration with external automation or monitoring systems
- Ensuring stable communication in electrically noisy environments
It does not perform control logic or signal processing; it is strictly a communication interface module.
Working Principle
The module operates as part of the industrial communication layer:
- The control system generates process or status data
- Data is transmitted to the communication board
- The board converts signals into RS485 differential transmission format
- Data is sent over a twisted-pair bus to connected devices
- External devices respond and send data back through the same channel
This allows multiple devices to share a single communication line reliably over long distances.
System Role
Within Honeywell automation architectures, the 07191/1/1 performs:
- RS485 network communication handling
- Data exchange between controllers and field devices
- System integration with external equipment
- Communication signal conditioning and transmission
- Support for distributed control and monitoring systems
It belongs to the communication infrastructure layer of the system.
Industrial Applications
The Honeywell 07191/1/1 is used in:
- Industrial automation systems
- Process control plants
- Oil and gas facilities
- Petrochemical industries
- Power generation systems
- Safety and monitoring systems
- Distributed control and telemetry networks
Installation and Integration
- Installed inside Honeywell control racks or panels
- Connected to system backplane or controller modules
- Interfaces with RS485 field wiring (twisted pair cable)
- Supports multi-device network topologies
- Installed by qualified automation engineers
- Used as part of system communication infrastructure
Compatible System Components
- Honeywell controllers and processor modules
- Remote I/O modules
- Field sensors and transmitters with RS485 support
- HMI and monitoring systems
- Network repeaters and RS485 converters
- Engineering and diagnostic tools
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 07191/1/1 | RS485 communication board | Standard serial interface | Honeywell system networking |
| Honeywell communication modules | Network cards | System integration support | Distributed control systems |
| Modbus RS485 gateways | Protocol converters | Multi-vendor integration | Industrial communication |
| RS232/RS485 converters | Interface adapters | Signal conversion | Legacy system integration |
| PLC communication modules | Industrial comms cards | Programmable networking | Automation systems |
Key Advantages
- Reliable long-distance serial communication
- Strong noise immunity in industrial environments
- Supports multi-device RS485 networks
- Easy integration with Honeywell systems
- Stable performance in continuous operation
- Suitable for distributed control architectures
- Compact and rack-compatible design
Technical FAQs
Q1: What is the main function of the 07191/1/1?
It provides RS485 communication between Honeywell systems and external or distributed devices.
Q2: Does it control equipment directly?
No. It only handles communication, not control logic.
Q3: What communication standard does it use?
It uses RS485 serial communication, commonly for industrial multi-device networks.
Q4: Why is it important?
Because it enables reliable data exchange in noisy industrial environments over long distances.
Conclusion
The Honeywell 07191/1/1 RS485 Communication Board is a key communication interface module in Honeywell industrial control systems. It provides stable RS485 serial connectivity for distributed devices, ensuring reliable data exchange across automation and process control networks.
It is widely used in industrial environments such as oil and gas, petrochemical plants, and power generation systems where robust communication infrastructure is essential for safe and efficient operation.