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- Allen Bradley
- 1769-SM1
- CompactLogix I/O Module
- USA
- 118 mm × 35 mm × 87 mm
- 0.9kg
- Xiamen, China
- New & In Stock
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Technical Report: Communication Module 1769-SM1
1. Product Overview
The 1769-SM1 is a Compact I/O DPI / SCANport communication module designed to integrate legacy drives and SCANport-based devices into CompactLogix and MicroLogix automation systems.
It functions as a communication bridge module, allowing a PLC system to exchange data with external devices such as PowerFlex drives, SCANport-compatible equipment, and other DPI networked components.
This module is typically used in retrofit projects where older drive systems must be integrated into newer PLC architectures.
2. Brand Information
- Brand: Industrial Automation Control Brand
- Product Category: PLC Communication Module
- Technology Field: Industrial Networking / Drive Communication Interface
- Manufacturing Origin: United States (varies by production batch)
3. Product Series
- Series Name: Compact I/O Series
- System Architecture: Modular PLC communication expansion platform
- Compatible Controllers: CompactLogix / MicroLogix 1500 systems
- Installation Type: DIN rail mounted backplane module
The module is part of a communication extension family used for integrating field devices into PLC systems.
4. Product Introduction
The 1769-SM1 is designed to connect DPI and SCANport devices to a Compact I/O system.
Key functions include:
- Communication with PowerFlex drives
- Support for SCANport legacy devices
- Data exchange between PLC and drive networks
- Control and monitoring of up to multiple drive channels
It is commonly used in drive control systems where legacy compatibility is required.
5. Technical Parameters
5.1 Communication Performance
| Parameter | Value |
|---|---|
| Communication Protocol | DPI / SCANport |
| Supported Devices | PowerFlex drives, SCANport hosts |
| Data Rate | up to 500 kbps |
| Channels | up to 3 device channels |
| Cable Length (DPI) | up to 100 m (depending on speed) |
| Cable Length (SCANport) | up to 10 m |
5.2 Electrical Performance
| Parameter | Value |
|---|---|
| Backplane Current Draw | ~280 mA @ 5V DC |
| Field Device Current | ~60 mA per channel @ 12V DC |
| Power Consumption | ~3–4 W typical |
| Isolation | Industrial backplane isolation |
| Power Supply Source | PLC backplane powered |
5.3 System Integration
| Parameter | Value |
|---|---|
| PLC Compatibility | CompactLogix / MicroLogix 1500 |
| Software Configuration | RSLogix 5000 |
| Power Supply Distance Rating | up to 8 modules |
| Device Control Type | Drive communication + parameter access |
5.4 Physical Dimensions & Weight
| Parameter | Value |
|---|---|
| Height | 118 mm |
| Width | 35 mm |
| Depth | 87 mm |
| Mounting Type | DIN rail / panel mount |
| Weight | 0.14–0.90 kg (typical: ~0.9 kg shipping weight) |
| Form Factor | Single-slot communication module |
5.5 Environmental Conditions
| Parameter | Value |
|---|---|
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Humidity | 5%–95% non-condensing |
| Vibration Resistance | Industrial standard |
| Shock Resistance | Industrial standard |
6. Product Applications
The 1769-SM1 is mainly used in drive integration and legacy communication systems.
Typical application areas:
- Motor drive control systems
- Conveyor systems with variable frequency drives
- Packaging machinery
- Material handling systems
- Industrial retrofit projects
- SCANport legacy equipment integration
- PowerFlex drive networks
- Machine modernization upgrades
Functional role:
- Communication gateway between PLC and drives
- Legacy SCANport integration interface
- Multi-device drive control module
- Parameter monitoring and adjustment interface
7. Product Advantages
7.1 Legacy Device Integration
Enables older SCANport devices to operate in modern PLC systems.
7.2 Drive Communication Capability
Direct communication with PowerFlex and DPI-compatible drives.
7.3 Multi-Channel Control
Supports multiple device connections through a single module.
7.4 Simple System Expansion
Backplane integration eliminates external communication gateways.
7.5 Retrofit Flexibility
Ideal for upgrading older automation systems without full replacement.
7.6 Industrial Reliability
Designed for stable operation in noisy drive-control environments.
8. Recommended Models (Same Series / Related Modules)
8.1 Same Series / Related Modules
| Model | Description | Key Parameters |
|---|---|---|
| 1769-SDN | DeviceNet scanner module | Network master controller up to 64 nodes |
| 1769-AENTR | Ethernet/IP adapter module | Dual-port Ethernet communication |
| 1769-SM2 | Enhanced communication module | Extended DPI functionality |
| 1769-IF8 | Analog input module | 8-channel process signal acquisition |
| 1769-OB16 | Digital output module | 16-channel transistor outputs |
9. Recommended Models (Same Brand – Popular Modules)
| Model | Type | Key Parameters |
|---|---|---|
| 1769-L24ER | PLC Controller | Integrated CPU, Ethernet communication |
| 1769-L33ER | PLC Controller | High-performance processing |
| 1769-IQ16 | Digital Input Module | 16-channel discrete input |
| 1769-OB32 | Digital Output Module | 32-channel transistor output |
| 1769-OW16 | Relay Output Module | AC/DC switching outputs |
10. Summary
The 1769-SM1 is a specialized DPI/SCANport communication module designed to integrate legacy drive systems into Compact I/O PLC architectures.
Its ability to bridge SCANport devices with modern PLC systems makes it a key component in retrofit automation and industrial drive control applications.