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- STBDDO3410
- Standard Digital Output Module
- France
- 13.9 × 70 × 128.3 mm
- 0.11 kg
- Xiamen, China
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Product Overview
The Schneider STBDDO3410 is a Standard Digital Output Module for the Modicon STB distributed I/O platform. It is used to send discrete control signals from the PLC or PAC to field devices such as contactors, solenoid valves, indicator lamps, relays, and other ON/OFF actuators.
The module fits machine-control applications where several discrete outputs need to be grouped within an STB island. Output commands received through the island bus are assigned to individual channels, allowing the controller to operate field devices according to the programmed sequence.
For replacement work, the STBDDO3410 should be checked against the existing STB configuration, particularly the output type, channel arrangement, terminal base, and associated power distribution components.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Schneider Electric |
| Model | STBDDO3410 |
| Product Family | Modicon STB |
| Product Type | Standard Digital Output Module |
| Output Type | Digital |
| Number of Outputs | 4 |
| Signal Type | Discrete ON/OFF |
| Rated Supply Voltage | 24 V DC |
| Module Type | Standard Digital Output |
| Protection Degree | IP20 |
| Dimensions | 13.9 × 70 × 128.3 mm |
| Weight | 0.11 kg |
Product Features
- 4-channel digital output configuration for discrete field control.
- Suitable for standard 24 V DC industrial output applications.
- Integrates into the Modicon STB distributed I/O architecture.
- Supports ON/OFF control of common industrial actuators.
- Suitable for contactors, solenoid valves, relays, lamps, and similar loads.
- Can be combined with STB digital input and analog I/O modules.
- Allows output signals to be distributed close to the controlled equipment.
Working Principle
The STBDDO3410 receives output commands from the controller through the STB island communication path and switches the corresponding output channels according to the commanded states.
A typical signal path is:
PLC / PAC → Network Interface Module → STB Island Bus → STBDDO3410 → Field Actuator
When the PLC or PAC changes an output state, the network interface module transfers the command to the STB island. The STBDDO3410 interprets the assigned output data and changes the corresponding channel state.
The resulting discrete signal can energize or de-energize a compatible field device. In a machine sequence, this may correspond to starting a control relay, actuating a solenoid valve, switching an indicator, or commanding another discrete actuator.
Role in a Modicon STB Distributed I/O Control Architecture
The STBDDO3410 operates at the field output level of the STB distributed I/O architecture.
| System Element | Function |
|---|---|
| PLC / PAC | Generates output commands according to the control program |
| Network Interface Module | Exchanges control data with the STB island |
| STB Island Bus | Transfers output data between the network interface and I/O modules |
| STBDDO3410 | Converts controller output commands into discrete field signals |
| Relays / Contactors / Valves | Perform the commanded field action |
| HMI / SCADA | Provides operator control and status visualization |
This arrangement allows the controller to operate field devices through distributed I/O rather than routing every actuator connection back to the main control cabinet.
Industrial Applications
| Application | Typical Output Loads |
|---|---|
| Machine Automation | Solenoid valves, contactors, indicator lamps |
| Conveyor Systems | Motor control relays, stack lights, actuators |
| Packaging Equipment | Pneumatic valves, clamps, machine indicators |
| Assembly Machinery | Cylinder valves, relay outputs, position-control actuators |
| Motor Control | Contactor coils, auxiliary control circuits |
| Process Equipment | Valve solenoids, pump control relays, status indicators |
Installation and Maintenance
- Confirm that the STBDDO3410 matches the required digital output configuration before installation.
- Verify the output voltage and load requirements of each connected field device.
- Install the module correctly on the Modicon STB island base.
- Ensure the island bus connection is fully seated before energizing the system.
- Use the appropriate terminal accessories for the field wiring arrangement.
- Check that connected loads are compatible with the output channel requirements.
- Keep output wiring separated from high-current power wiring where practical.
- Inspect terminal connections for looseness during scheduled maintenance.
- Test each output channel through the PLC or PAC control program during commissioning.
- If an actuator does not respond, check the output status, field wiring, load circuit, and actuator in sequence.
- When replacing the module, document the existing channel-to-device assignments before removal.
- After replacement, test all output channels and associated machine sequences before returning the equipment to normal operation.
Related Components
| Component | Function |
|---|---|
| Modicon STB Network Interface Module | Connects the STB island to the PLC or PAC network |
| STB Power Distribution Module | Provides power distribution within the STB island |
| STB Terminal Base | Provides the electrical and mechanical interface for the I/O module |
| STBXBA2000 | Supports STB island bus and module installation |
| STBDDI3420 | Standard digital input module for discrete field feedback |
| STBDDI3610 | Standard digital input module with a higher channel count |
| STBDDO3600 | Digital output module for alternative output configurations |
| STBACO0220 | Standard analog output module for current signals |
| STBACO1225 | Basic analog output module for current-based control signals |
Recommended Related Models
| Model | Product Type | Typical Relationship |
|---|---|---|
| STBDDO3600 | Digital Output Module | Alternative STB digital output module for different output requirements |
| STBDDI3420 | Standard Digital Input Module | Provides discrete input acquisition for feedback and interlocks |
| STBDDI3610 | Standard Digital Input Module | Provides a higher number of digital input channels |
| STBACO0220 | Standard Analog Output Module | Adds current-based analog control signals |
| STBACO1225 | Basic Analog Output Module | Provides additional current analog output capability |
| STBAVI1255 | Basic Analog Input Module | Adds voltage-based analog signal acquisition |
| STBCPS2111 | Auxiliary Power Supply | Supports additional power distribution within an STB island |
Key Advantages
- 4-channel discrete output configuration.
- Suitable for 24 V DC industrial control circuits.
- Integrates directly into the Modicon STB distributed I/O architecture.
- Suitable for common discrete actuators and control devices.
- Supports distributed field output control close to the machine.
- Can be combined with digital and analog STB I/O modules.
Technical FAQs
What type of loads can the STBDDO3410 control?
The STBDDO3410 is intended for compatible discrete loads such as relays, contactors, solenoid valves, indicator lamps, and other ON/OFF field actuators. The electrical characteristics of each connected load should be checked against the module’s output requirements.
How are output commands transferred to the STBDDO3410?
Output data is sent from the PLC or PAC through the network interface module and STB island bus. The STBDDO3410 then uses the assigned output data to switch its individual channels.
What should be checked if an STBDDO3410 output does not operate its field device?
First check whether the controller is commanding the channel ON. Then verify the STB island communication status, terminal wiring, field power, load circuit, and actuator. This sequence helps distinguish a control-program issue from a field wiring or hardware problem.
Can the STBDDO3410 be installed together with STB digital input modules?
Yes. Digital output modules can be combined with compatible STB input and analog I/O modules within the same distributed I/O island, allowing field feedback and actuator control to be handled through one STB architecture.