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EX9042D-M
13 DO (isolated,open collector),LED, Modbus
127,00 EUR
inkl. Umsatzsteuer 151,13 EUR
- 13 Isolated Digital Output Channels:
Each channel is an open-collector NPN transistor output capable of sinking up to 100 mA at voltages up to 30 VDC. All outputs share a common power reference but are isolated from the communication interface.
- RS-485 Communication Interface:
Two-wire half-duplex RS-485 interface supporting baud rates from 1200 to 115200 bps. Up to 256 modules can be connected on a single RS-485 network with a maximum cable length of 1200 meters (without repeater).
- Modbus RTU Protocol Support:
The EX9042D-M supports Modbus RTU for seamless integration with PLCs, SCADA systems, and industrial controllers. It can also operate in ASCII command mode for direct serial control.
- High Isolation Voltage:
Channel-to-system isolation rated at 3750 Vrms, ensuring electrical protection and noise immunity in industrial environments.
- Wide Power Supply Range:
Operates from +10 VDC to +30 VDC, allowing flexible deployment in various control cabinets and field installations.
- Low Power Consumption:
Typical power consumption is 1.6 W, making it suitable for energy-efficient systems.
- LED Indicators:
13 status LEDs provide real-time indication of each output channel’s state, simplifying diagnostics and monitoring.
- Extended Temperature Range:
Designed for operation between -25°C and +75°C, with storage capability from -30°C to +75°C.
- Dual Watchdog System:
Incorporates both hardware (module) and software (host) watchdogs to ensure continuous operation and fail-safe behavior in case of communication loss or system fault.
- EEPROM Configuration Storage:
All configuration parameters (address, baud rate, protocol mode, etc.) are stored in non-volatile memory, retained after power cycling.
- INIT* Mode for Configuration Recovery:
A dedicated INIT* switch or pin allows resetting communication parameters to default values for troubleshooting or reconfiguration.
Each channel is an open-collector NPN transistor output capable of sinking up to 100 mA at voltages up to 30 VDC. All outputs share a common power reference but are isolated from the communication interface.
- RS-485 Communication Interface:
Two-wire half-duplex RS-485 interface supporting baud rates from 1200 to 115200 bps. Up to 256 modules can be connected on a single RS-485 network with a maximum cable length of 1200 meters (without repeater).
- Modbus RTU Protocol Support:
The EX9042D-M supports Modbus RTU for seamless integration with PLCs, SCADA systems, and industrial controllers. It can also operate in ASCII command mode for direct serial control.
- High Isolation Voltage:
Channel-to-system isolation rated at 3750 Vrms, ensuring electrical protection and noise immunity in industrial environments.
- Wide Power Supply Range:
Operates from +10 VDC to +30 VDC, allowing flexible deployment in various control cabinets and field installations.
- Low Power Consumption:
Typical power consumption is 1.6 W, making it suitable for energy-efficient systems.
- LED Indicators:
13 status LEDs provide real-time indication of each output channel’s state, simplifying diagnostics and monitoring.
- Extended Temperature Range:
Designed for operation between -25°C and +75°C, with storage capability from -30°C to +75°C.
- Dual Watchdog System:
Incorporates both hardware (module) and software (host) watchdogs to ensure continuous operation and fail-safe behavior in case of communication loss or system fault.
- EEPROM Configuration Storage:
All configuration parameters (address, baud rate, protocol mode, etc.) are stored in non-volatile memory, retained after power cycling.
- INIT* Mode for Configuration Recovery:
A dedicated INIT* switch or pin allows resetting communication parameters to default values for troubleshooting or reconfiguration.
Comprehensive Product Summary – ExpertDAQ EX9042D-M Digital Output Module
### 1. Product Overview
Product Name: ExpertDAQ EX9042D-M
Model Number: EX9042D-M
Series: EX9000 Series Digital I/O Modules
Article Number: EX9042D-M
Manufacturer: ExpertDAQ (Expert Data Acquisition Systems)
The EX9042D-M is a high-performance, isolated digital output module designed for industrial automation, remote control, and data acquisition systems. It provides 13 isolated open-collector digital output channels and communicates via the RS-485 interface using the Modbus RTU protocol. The module is engineered for robust operation in harsh environments, offering wide temperature tolerance, high isolation voltage, and dual watchdog protection for system reliability. It is part of the ExpertDAQ EX9000 modular I/O family, which supports distributed control networks with up to 256 modules per RS-485 bus.
### 2. Key Features
- 13 Isolated Digital Output Channels:
Each channel is an open-collector NPN transistor output capable of sinking up to 100 mA at voltages up to 30 VDC. All outputs share a common power reference but are isolated from the communication interface.
- RS-485 Communication Interface:
Two-wire half-duplex RS-485 interface supporting baud rates from 1200 to 115200 bps. Up to 256 modules can be connected on a single RS-485 network with a maximum cable length of 1200 meters (without repeater).
- Modbus RTU Protocol Support:
The EX9042D-M supports Modbus RTU for seamless integration with PLCs, SCADA systems, and industrial controllers. It can also operate in ASCII command mode for direct serial control.
- High Isolation Voltage:
Channel-to-system isolation rated at 3750 Vrms, ensuring electrical protection and noise immunity in industrial environments.
- Wide Power Supply Range:
Operates from +10 VDC to +30 VDC, allowing flexible deployment in various control cabinets and field installations.
- Low Power Consumption:
Typical power consumption is 1.6 W, making it suitable for energy-efficient systems.
- LED Indicators:
13 status LEDs provide real-time indication of each output channel’s state, simplifying diagnostics and monitoring.
- Extended Temperature Range:
Designed for operation between -25°C and +75°C, with storage capability from -30°C to +75°C.
- Dual Watchdog System:
Incorporates both hardware (module) and software (host) watchdogs to ensure continuous operation and fail-safe behavior in case of communication loss or system fault.
- EEPROM Configuration Storage:
All configuration parameters (address, baud rate, protocol mode, etc.) are stored in non-volatile memory, retained after power cycling.
- INIT* Mode for Configuration Recovery:
A dedicated INIT* switch or pin allows resetting communication parameters to default values for troubleshooting or reconfiguration.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Digital Outputs | 13 isolated open-collector (NPN) channels |
| Output Voltage Range | Up to +30 VDC |
| Max Output Current (per channel) | 100 mA |
| Isolation Voltage | 3750 Vrms |
| Output Type | Open collector transistor |
| Interface | RS-485, 2-wire half-duplex |
| Supported Baud Rates | 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps |
| Protocol | Modbus RTU (default), ASCII command mode |
| Power Supply | +10 VDC to +30 VDC |
| Power Consumption | 1.6 W typical |
| Operating Temperature | -25°C to +75°C |
| Storage Temperature | -30°C to +75°C |
| Isolation Type | Optical and galvanic isolation between I/O and communication bus |
| Indicators | 13 LEDs for output status |
| Mounting | DIN-rail or panel mount (depending on enclosure) |
| Network Capacity | Up to 256 modules per RS-485 segment |
| Max Cable Length (RS-485) | 1200 meters (without repeater) |
| Housing Material | Industrial-grade ABS or metal enclosure (depending on variant) |
| Protection | Dual watchdog (hardware + software) |
### 4. Functionality
The EX9042D-M functions as a distributed digital output module in an RS-485 network. Each of its 13 channels can switch external loads such as relays, solenoids, indicators, or other low-power devices. The open-collector outputs act as current sinks, allowing flexible interfacing with external circuits operating up to 30 VDC.
Communication and Control:
- The module communicates using Modbus RTU commands or ASCII-based instructions.
- Each module has a unique address (default: 01) and can be configured via serial commands or software tools.
- The module supports both single-channel and multi-channel output control commands.
Use Cases and Applications:
- Industrial automation and process control
- Remote digital output control in SCADA systems
- Distributed I/O expansion for PLCs
- Building automation and lighting control
- Machine monitoring and alarm signaling
- Laboratory and test equipment control
Compatibility:
- Compatible with Modbus RTU masters such as PLCs, HMIs, and SCADA software.
- Integrates with ExpertDAQ’s EX9000 series modules for mixed I/O configurations.
### 5. Components & Accessories
Included Components:
- EX9042D-M module unit
- Terminal block connectors for power and I/O wiring
- User manual and configuration guide
- Software utility for configuration (optional)
Optional Accessories:
- RS-485 to USB or RS-232 converters
- RS-485 repeaters for extended distance
- DIN-rail mounting kits
- Power supply units (10–30 VDC)
- Shielded twisted-pair communication cables
Connectors:
- RS-485 Port: 2-wire terminal block (Data+, Data–)
- Power Input: +V and GND terminals
- Digital Outputs: 13 output terminals with common power reference
### 6. Installation & Setup
Requirements:
- DC power supply between 10 and 30 VDC
- RS-485 network connection with proper termination resistors
- Host controller or PC with Modbus RTU or ASCII communication capability
Mounting Options:
- DIN-rail mounting (standard industrial installation)
- Panel mounting (optional)
Configuration Steps:
1. Connect power and RS-485 communication lines.
2. Set module address and baud rate (default: address 01, 9600 bps).
3. Configure communication mode (Modbus RTU or Normal ASCII mode).
4. Use the INIT* switch or pin to reset configuration if necessary.
5. Verify communication using Modbus commands or the provided software utility.
6. Connect output loads to the 13 output terminals according to the wiring diagram.
Default Settings:
- Address: 01
- Baud Rate: 9600 bps
- Protocol: Modbus RTU
- DIO Type: 40 (Digital Output Module)
### 7. Performance & Capabilities
Speed and Responsiveness:
- Supports baud rates up to 115.2 kbps, enabling fast response in control systems.
- Real-time output updates via Modbus function codes (0x05 for single output, 0x0F for multiple outputs).
Capacity:
- 13 independent output channels with individual control.
- Each channel can handle up to 100 mA load current.
Efficiency:
- Low power consumption (1.6 W) ensures minimal heat generation and high reliability.
Reliability and Safety:
- Dual watchdog system ensures continuous operation:
- Module Watchdog: Hardware circuit that resets the module in case of internal malfunction.
- Host Watchdog: Software timer that monitors communication with the host; if timeout occurs, outputs revert to predefined safe values.
Limitations:
- Output current limited to 100 mA per channel (suitable for signal-level control, not direct high-power loads).
- Requires external power supply for load circuits.
- RS-485 network requires proper termination and biasing for long-distance communication.
### 8. Standards & Compliance
Communication Standards:
- RS-485 (EIA/TIA-485) compliant
- Modbus RTU protocol compliant (supports standard Modbus function codes 0x01, 0x03, 0x05, 0x0F, 0x06)
Electrical and Safety Standards:
- Isolation voltage: 3750 Vrms between I/O and communication circuits
- Designed for industrial EMC environments
Environmental Compliance:
- Operating temperature: -25°C to +75°C
- Storage temperature: -30°C to +75°C
- Suitable for harsh industrial and field environments
Regulatory Compliance:
- CE and RoHS (depending on region and variant)
- Conforms to industrial automation and control equipment standards
### 9. Additional Information
Warranty:
- Typically covered by a 2-year limited warranty (manufacturer-dependent) against defects in materials and workmanship.
Support and Maintenance:
- Firmware updates available via serial interface.
- Configuration and diagnostic software provided by ExpertDAQ.
- Technical support and documentation available through ExpertDAQ’s website and authorized distributors.
Maintenance Recommendations:
- Periodically check wiring and terminal connections for corrosion or looseness.
- Ensure proper grounding and shielding of RS-485 network cables.
- Verify watchdog and safe value configurations after firmware updates or system changes.
Firmware and Configuration Management:
- Firmware version can be read using command `$AAF`.
- Module name and address can be customized using `~AAO(Data)` and `%AANNTTCCFF` commands.
- Configuration stored in EEPROM ensures persistence after power loss.
Modbus Mapping Summary:
- DO Channels: 00001–00013 (read/write)
- Safe Values: 00129–00141 (read/write)
- Power-On Values: 00161–00173 (read/write)
- WDT Timeout Value: 40489 (read/write, 0–255 in 0.1 s increments)
- WDT Enable/Disable: 00261 (0x0000 disable, 0xFF00 enable)
- WDT Timeout Status: 00270 (0x00 clear, 0x01 timeout)
- Module Name: 40483–40484 (read)
- Module Address: 40485 (read/write)
- Baud Rate: 40486 (read/write)
Firmware and Protocol Control:
- `$AAP` and `$AAPN` commands allow switching between Normal and Modbus RTU modes.
- INIT* mode enables recovery of forgotten configuration parameters.
### Summary
The ExpertDAQ EX9042D-M is a robust, industrial-grade 13-channel isolated digital output module designed for distributed control systems using RS-485 Modbus RTU communication. It combines high electrical isolation, flexible configuration, and reliable watchdog protection in a compact, low-power package. With its wide operating temperature range, multiple baud rate options, and support for up to 256 modules per network, the EX9042D-M is ideal for scalable automation, remote I/O expansion, and industrial process control applications. Its dual watchdog system, EEPROM configuration storage, and Modbus compliance ensure dependable operation and easy integration into modern industrial networks.
### 1. Product Overview
Product Name: ExpertDAQ EX9042D-M
Model Number: EX9042D-M
Series: EX9000 Series Digital I/O Modules
Article Number: EX9042D-M
Manufacturer: ExpertDAQ (Expert Data Acquisition Systems)
The EX9042D-M is a high-performance, isolated digital output module designed for industrial automation, remote control, and data acquisition systems. It provides 13 isolated open-collector digital output channels and communicates via the RS-485 interface using the Modbus RTU protocol. The module is engineered for robust operation in harsh environments, offering wide temperature tolerance, high isolation voltage, and dual watchdog protection for system reliability. It is part of the ExpertDAQ EX9000 modular I/O family, which supports distributed control networks with up to 256 modules per RS-485 bus.
### 2. Key Features
- 13 Isolated Digital Output Channels:
Each channel is an open-collector NPN transistor output capable of sinking up to 100 mA at voltages up to 30 VDC. All outputs share a common power reference but are isolated from the communication interface.
- RS-485 Communication Interface:
Two-wire half-duplex RS-485 interface supporting baud rates from 1200 to 115200 bps. Up to 256 modules can be connected on a single RS-485 network with a maximum cable length of 1200 meters (without repeater).
- Modbus RTU Protocol Support:
The EX9042D-M supports Modbus RTU for seamless integration with PLCs, SCADA systems, and industrial controllers. It can also operate in ASCII command mode for direct serial control.
- High Isolation Voltage:
Channel-to-system isolation rated at 3750 Vrms, ensuring electrical protection and noise immunity in industrial environments.
- Wide Power Supply Range:
Operates from +10 VDC to +30 VDC, allowing flexible deployment in various control cabinets and field installations.
- Low Power Consumption:
Typical power consumption is 1.6 W, making it suitable for energy-efficient systems.
- LED Indicators:
13 status LEDs provide real-time indication of each output channel’s state, simplifying diagnostics and monitoring.
- Extended Temperature Range:
Designed for operation between -25°C and +75°C, with storage capability from -30°C to +75°C.
- Dual Watchdog System:
Incorporates both hardware (module) and software (host) watchdogs to ensure continuous operation and fail-safe behavior in case of communication loss or system fault.
- EEPROM Configuration Storage:
All configuration parameters (address, baud rate, protocol mode, etc.) are stored in non-volatile memory, retained after power cycling.
- INIT* Mode for Configuration Recovery:
A dedicated INIT* switch or pin allows resetting communication parameters to default values for troubleshooting or reconfiguration.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Digital Outputs | 13 isolated open-collector (NPN) channels |
| Output Voltage Range | Up to +30 VDC |
| Max Output Current (per channel) | 100 mA |
| Isolation Voltage | 3750 Vrms |
| Output Type | Open collector transistor |
| Interface | RS-485, 2-wire half-duplex |
| Supported Baud Rates | 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps |
| Protocol | Modbus RTU (default), ASCII command mode |
| Power Supply | +10 VDC to +30 VDC |
| Power Consumption | 1.6 W typical |
| Operating Temperature | -25°C to +75°C |
| Storage Temperature | -30°C to +75°C |
| Isolation Type | Optical and galvanic isolation between I/O and communication bus |
| Indicators | 13 LEDs for output status |
| Mounting | DIN-rail or panel mount (depending on enclosure) |
| Network Capacity | Up to 256 modules per RS-485 segment |
| Max Cable Length (RS-485) | 1200 meters (without repeater) |
| Housing Material | Industrial-grade ABS or metal enclosure (depending on variant) |
| Protection | Dual watchdog (hardware + software) |
### 4. Functionality
The EX9042D-M functions as a distributed digital output module in an RS-485 network. Each of its 13 channels can switch external loads such as relays, solenoids, indicators, or other low-power devices. The open-collector outputs act as current sinks, allowing flexible interfacing with external circuits operating up to 30 VDC.
Communication and Control:
- The module communicates using Modbus RTU commands or ASCII-based instructions.
- Each module has a unique address (default: 01) and can be configured via serial commands or software tools.
- The module supports both single-channel and multi-channel output control commands.
Use Cases and Applications:
- Industrial automation and process control
- Remote digital output control in SCADA systems
- Distributed I/O expansion for PLCs
- Building automation and lighting control
- Machine monitoring and alarm signaling
- Laboratory and test equipment control
Compatibility:
- Compatible with Modbus RTU masters such as PLCs, HMIs, and SCADA software.
- Integrates with ExpertDAQ’s EX9000 series modules for mixed I/O configurations.
### 5. Components & Accessories
Included Components:
- EX9042D-M module unit
- Terminal block connectors for power and I/O wiring
- User manual and configuration guide
- Software utility for configuration (optional)
Optional Accessories:
- RS-485 to USB or RS-232 converters
- RS-485 repeaters for extended distance
- DIN-rail mounting kits
- Power supply units (10–30 VDC)
- Shielded twisted-pair communication cables
Connectors:
- RS-485 Port: 2-wire terminal block (Data+, Data–)
- Power Input: +V and GND terminals
- Digital Outputs: 13 output terminals with common power reference
### 6. Installation & Setup
Requirements:
- DC power supply between 10 and 30 VDC
- RS-485 network connection with proper termination resistors
- Host controller or PC with Modbus RTU or ASCII communication capability
Mounting Options:
- DIN-rail mounting (standard industrial installation)
- Panel mounting (optional)
Configuration Steps:
1. Connect power and RS-485 communication lines.
2. Set module address and baud rate (default: address 01, 9600 bps).
3. Configure communication mode (Modbus RTU or Normal ASCII mode).
4. Use the INIT* switch or pin to reset configuration if necessary.
5. Verify communication using Modbus commands or the provided software utility.
6. Connect output loads to the 13 output terminals according to the wiring diagram.
Default Settings:
- Address: 01
- Baud Rate: 9600 bps
- Protocol: Modbus RTU
- DIO Type: 40 (Digital Output Module)
### 7. Performance & Capabilities
Speed and Responsiveness:
- Supports baud rates up to 115.2 kbps, enabling fast response in control systems.
- Real-time output updates via Modbus function codes (0x05 for single output, 0x0F for multiple outputs).
Capacity:
- 13 independent output channels with individual control.
- Each channel can handle up to 100 mA load current.
Efficiency:
- Low power consumption (1.6 W) ensures minimal heat generation and high reliability.
Reliability and Safety:
- Dual watchdog system ensures continuous operation:
- Module Watchdog: Hardware circuit that resets the module in case of internal malfunction.
- Host Watchdog: Software timer that monitors communication with the host; if timeout occurs, outputs revert to predefined safe values.
Limitations:
- Output current limited to 100 mA per channel (suitable for signal-level control, not direct high-power loads).
- Requires external power supply for load circuits.
- RS-485 network requires proper termination and biasing for long-distance communication.
### 8. Standards & Compliance
Communication Standards:
- RS-485 (EIA/TIA-485) compliant
- Modbus RTU protocol compliant (supports standard Modbus function codes 0x01, 0x03, 0x05, 0x0F, 0x06)
Electrical and Safety Standards:
- Isolation voltage: 3750 Vrms between I/O and communication circuits
- Designed for industrial EMC environments
Environmental Compliance:
- Operating temperature: -25°C to +75°C
- Storage temperature: -30°C to +75°C
- Suitable for harsh industrial and field environments
Regulatory Compliance:
- CE and RoHS (depending on region and variant)
- Conforms to industrial automation and control equipment standards
### 9. Additional Information
Warranty:
- Typically covered by a 2-year limited warranty (manufacturer-dependent) against defects in materials and workmanship.
Support and Maintenance:
- Firmware updates available via serial interface.
- Configuration and diagnostic software provided by ExpertDAQ.
- Technical support and documentation available through ExpertDAQ’s website and authorized distributors.
Maintenance Recommendations:
- Periodically check wiring and terminal connections for corrosion or looseness.
- Ensure proper grounding and shielding of RS-485 network cables.
- Verify watchdog and safe value configurations after firmware updates or system changes.
Firmware and Configuration Management:
- Firmware version can be read using command `$AAF`.
- Module name and address can be customized using `~AAO(Data)` and `%AANNTTCCFF` commands.
- Configuration stored in EEPROM ensures persistence after power loss.
Modbus Mapping Summary:
- DO Channels: 00001–00013 (read/write)
- Safe Values: 00129–00141 (read/write)
- Power-On Values: 00161–00173 (read/write)
- WDT Timeout Value: 40489 (read/write, 0–255 in 0.1 s increments)
- WDT Enable/Disable: 00261 (0x0000 disable, 0xFF00 enable)
- WDT Timeout Status: 00270 (0x00 clear, 0x01 timeout)
- Module Name: 40483–40484 (read)
- Module Address: 40485 (read/write)
- Baud Rate: 40486 (read/write)
Firmware and Protocol Control:
- `$AAP` and `$AAPN` commands allow switching between Normal and Modbus RTU modes.
- INIT* mode enables recovery of forgotten configuration parameters.
### Summary
The ExpertDAQ EX9042D-M is a robust, industrial-grade 13-channel isolated digital output module designed for distributed control systems using RS-485 Modbus RTU communication. It combines high electrical isolation, flexible configuration, and reliable watchdog protection in a compact, low-power package. With its wide operating temperature range, multiple baud rate options, and support for up to 256 modules per network, the EX9042D-M is ideal for scalable automation, remote I/O expansion, and industrial process control applications. Its dual watchdog system, EEPROM configuration storage, and Modbus compliance ensure dependable operation and easy integration into modern industrial networks.
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