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EX9022
2*DA 12-bit analog (isolated channel to channel) RS485
260,00 EUR
including VAT 309.40 EUR
- Dual Isolated Analog Outputs: Two independent, channel-to-channel isolated outputs for enhanced signal integrity and noise immunity.
- 12-bit Resolution: Provides fine analog signal granularity suitable for precision control applications.
- Flexible Output Ranges: Supports voltage output (0–10 VDC) and current output (0–20 mA or 4–20 mA).
- RS-485 Communication Interface: Enables multi-drop networking and long-distance communication in industrial environments.
- Wide Operating Temperature Range: Designed for extended temperature operation, suitable for harsh industrial conditions.
- Programmable Slew Rate Control: Allows smooth, controlled transitions between output values to prevent abrupt signal changes.
- Current Readback Function: Integrated A/D converter enables real-time monitoring of output current for diagnostics and verification.
- Dual Watchdog Timers (WDT): Ensures system reliability by monitoring both host communication and internal operation.
- Safe and Power-On Values: Configurable default output states for power-up and communication failure conditions.
- Low Power Consumption: Typical power usage of 2 W, minimizing system energy requirements.
- Flexible Power Options: Can operate with internal power (up to 500 Ω load) or external 24 V supply (up to 1050 Ω load).
- Compact Modular Design: Easily integrates into distributed control systems with minimal wiring complexity.
- 12-bit Resolution: Provides fine analog signal granularity suitable for precision control applications.
- Flexible Output Ranges: Supports voltage output (0–10 VDC) and current output (0–20 mA or 4–20 mA).
- RS-485 Communication Interface: Enables multi-drop networking and long-distance communication in industrial environments.
- Wide Operating Temperature Range: Designed for extended temperature operation, suitable for harsh industrial conditions.
- Programmable Slew Rate Control: Allows smooth, controlled transitions between output values to prevent abrupt signal changes.
- Current Readback Function: Integrated A/D converter enables real-time monitoring of output current for diagnostics and verification.
- Dual Watchdog Timers (WDT): Ensures system reliability by monitoring both host communication and internal operation.
- Safe and Power-On Values: Configurable default output states for power-up and communication failure conditions.
- Low Power Consumption: Typical power usage of 2 W, minimizing system energy requirements.
- Flexible Power Options: Can operate with internal power (up to 500 Ω load) or external 24 V supply (up to 1050 Ω load).
- Compact Modular Design: Easily integrates into distributed control systems with minimal wiring complexity.
Comprehensive Product Summary – EX9022 Analog Output Module
### 1. Product Overview
Product Name: EX9022
Model: EX9022
Series: EX9000 AIO (Analog Input/Output) Series
Article Number: EX9022
Manufacturer: EX Industrial Automation (part of the EX9000 modular I/O family)
The EX9022 is a dual-channel, 12-bit analog output module designed for integration into RS-485 communication networks. It provides two fully isolated analog output channels capable of delivering either voltage or current signals. The module is part of the EX9000 AIO series, which includes models EX9021, EX9021P, EX9022, and EX9024, each offering different channel counts and resolutions. The EX9022 is optimized for industrial automation, process control, and distributed data acquisition systems requiring reliable, isolated analog signal generation.
### 2. Key Features
- Dual Isolated Analog Outputs: Two independent, channel-to-channel isolated outputs for enhanced signal integrity and noise immunity.
- 12-bit Resolution: Provides fine analog signal granularity suitable for precision control applications.
- Flexible Output Ranges: Supports voltage output (0–10 VDC) and current output (0–20 mA or 4–20 mA).
- RS-485 Communication Interface: Enables multi-drop networking and long-distance communication in industrial environments.
- Wide Operating Temperature Range: Designed for extended temperature operation, suitable for harsh industrial conditions.
- Programmable Slew Rate Control: Allows smooth, controlled transitions between output values to prevent abrupt signal changes.
- Current Readback Function: Integrated A/D converter enables real-time monitoring of output current for diagnostics and verification.
- Dual Watchdog Timers (WDT): Ensures system reliability by monitoring both host communication and internal operation.
- Safe and Power-On Values: Configurable default output states for power-up and communication failure conditions.
- Low Power Consumption: Typical power usage of 2 W, minimizing system energy requirements.
- Flexible Power Options: Can operate with internal power (up to 500 Ω load) or external 24 V supply (up to 1050 Ω load).
- Compact Modular Design: Easily integrates into distributed control systems with minimal wiring complexity.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Resolution | 12-bit |
| Output Channels | 2 isolated analog outputs |
| Output Voltage Range | 0–10 VDC |
| Output Current Range | 0–20 mA or 4–20 mA |
| Maximum Voltage Output Current | 10 mA max |
| Load Resistance (Internal Power) | Up to 500 Ω |
| Load Resistance (External 24 V Power) | Up to 1050 Ω |
| Power Consumption | 2 W |
| Isolation | Channel-to-channel isolation |
| Communication Interface | RS-485 (2-wire, half-duplex) |
| Default Baud Rate | 9600 bps |
| Supported Baud Rates | 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps |
| Data Format Options | Engineering units, % of FSR, or hexadecimal |
| Slew Rate Control | Programmable from immediate to 512 V/s or 1024 mA/s |
| Safe Value / Power-On Value | User-configurable |
| Watchdog Timers | Dual WDT (host and internal) |
| Power Supply Options | Internal or external 24 VDC |
| Operating Temperature Range | Extended industrial range (exact limits depend on system configuration) |
| Module Address Range | 00–FF (hexadecimal) |
| Firmware Version Readback | Supported via command `$AAF` |
| Module Name Read/Write | Supported via `$AAM` and `~AAO(Data)` commands |
### 4. Functionality
The EX9022 functions as a dual-channel analog output module that converts digital commands received via RS-485 into precise analog voltage or current signals. Each channel operates independently and is galvanically isolated from the other, ensuring signal integrity in noisy environments.
Operation Principle:
- The host controller communicates with the EX9022 using ASCII-based command sets over RS-485.
- Each channel can be configured for voltage or current output mode.
- Output values are set using commands such as `#AAN(data)` where “N” identifies the channel.
- The module supports real-time readback of output values and configuration parameters.
- Slew rate control allows gradual transitions between output levels, preventing sudden changes that could affect connected devices.
Use Cases and Applications:
- Industrial process control (e.g., valve positioning, actuator control)
- SCADA and DCS systems
- Analog signal simulation and testing
- Remote analog signal generation in distributed I/O networks
- Integration with PLCs, HMIs, and industrial PCs via Modbus/RS-485
Compatibility:
- Fully compatible with other EX9000 AIO series modules (EX9021, EX9021P, EX9024)
- Operates on standard RS-485 networks and can coexist with other Modbus-compatible devices
- Supports integration with supervisory software and custom control systems
### 5. Components & Accessories
Included Components:
- EX9022 module (main unit)
- Terminal block connectors for signal and power wiring
- Factory default jumper settings for internal power mode
Optional Accessories:
- External 24 VDC power supply (for higher load resistance)
- RS-485 communication cables and converters
- DIN-rail mounting hardware
- Calibration shunt resistors (250 Ω, 0.01% tolerance) for current output calibration
- Multimeter for voltage calibration verification
Connectors and Interfaces:
- RS-485 communication terminals (A/B differential pair)
- Analog output terminals (Vout/Iout per channel)
- Power input terminals (internal/external selection via jumpers JP1/JP2)
### 6. Installation & Setup
Requirements:
- 24 VDC power supply (internal or external)
- RS-485 network connection (2-wire)
- Proper termination resistors on RS-485 bus
- Calibration equipment (if required)
Mounting Options:
- DIN-rail or panel mounting (depending on system configuration)
- Ensure adequate ventilation and spacing for heat dissipation
Configuration Steps:
1. Address and Baud Rate Setup:
Default address is 01; baud rate is 9600 bps. Modify using `%AANNTTCCFF` command if needed.
2. Power Selection:
- Internal power (default): drives up to 500 Ω load.
- External 24 V power: drives up to 1050 Ω load.
3. Output Type Configuration:
Set output type per channel using `$AA9NTS` command (0 = 0–20 mA, 1 = 4–20 mA, 2 = 0–10 V).
4. Calibration:
Perform only when necessary, following the calibration procedure with precision resistors and meters.
5. Safe and Power-On Values:
Configure using `~AA5N` (set safe value) and `$AA4N` (set power-on value).
6. Verification:
Use `$AA8N` to read back current output values and confirm correct operation.
### 7. Performance & Capabilities
Speed and Update Rate:
- Analog output updates occur at approximately 100 conversions per second.
- Slew rate control allows smooth transitions from immediate to gradual changes (0.0625 V/s to 512 V/s or equivalent current rates).
Capacity and Load Handling:
- Drives up to 500 Ω load with internal power or 1050 Ω with external 24 V supply.
- Maximum output current for voltage mode: 10 mA.
Efficiency and Stability:
- Low power consumption (2 W typical)
- High accuracy due to 12-bit resolution and calibration capability
- Channel-to-channel isolation minimizes crosstalk and ground loop interference
Limitations:
- Does not support negative voltage output (limited to 0–10 V range)
- Calibration requires technical expertise and precision instruments
- RS-485 communication requires proper network termination and addressing
### 8. Standards & Compliance
Electrical and Communication Standards:
- RS-485 (EIA/TIA-485) compliant
- Supports standard baud rates up to 115200 bps
- ASCII-based command protocol compatible with Modbus-like communication
Safety and Reliability:
- Dual watchdog timers (host and internal) ensure continuous operation
- Configurable safe values prevent unintended outputs during communication loss
- EEPROM storage for configuration and calibration data
Industry Standards:
- Designed for industrial automation and process control environments
- Meets general EMC and electrical isolation requirements for industrial I/O modules
Certifications (typical for EX9000 series):
- CE (Electromagnetic Compatibility)
- RoHS compliance for environmental safety
### 9. Additional Information
Warranty and Support:
- Standard manufacturer warranty (typically 1–2 years, depending on region)
- Technical support available through authorized distributors and manufacturer service centers
- Firmware updates accessible via RS-485 interface using `$AAF` command to verify version
Maintenance:
- Periodic calibration recommended for high-accuracy applications
- Inspect wiring and terminal connections regularly
- Use current readback function to detect wiring faults or load anomalies
Firmware and Software Updates:
- Firmware version can be read using `$AAF`
- Module name and configuration can be updated via software commands
- Configuration stored in non-volatile memory (EEPROM) to retain settings after power loss
Troubleshooting and Diagnostics:
- Use `$AA6N` to read last output command value
- Use `$AA2` to verify configuration parameters
- Host watchdog commands (`~AA0`, `~AA1`, `~AA2`, `~AA3EVV`) monitor communication health
- LED indicators provide visual feedback for power, communication, and watchdog status
Environmental Considerations:
- Operates reliably in extended temperature ranges typical of industrial environments
- Compact design suitable for distributed I/O panels and control cabinets
### Summary
The EX9022 is a robust, dual-channel, 12-bit analog output module engineered for precision signal generation in industrial automation systems. Its RS-485 interface, channel-to-channel isolation, and flexible configuration options make it ideal for distributed control networks. With programmable slew rate control, current readback, and dual watchdog timers, the EX9022 ensures both accuracy and reliability in demanding applications. The module’s modular design, low power consumption, and comprehensive command set provide system integrators with a versatile and dependable solution for analog output control in modern industrial environments.
### 1. Product Overview
Product Name: EX9022
Model: EX9022
Series: EX9000 AIO (Analog Input/Output) Series
Article Number: EX9022
Manufacturer: EX Industrial Automation (part of the EX9000 modular I/O family)
The EX9022 is a dual-channel, 12-bit analog output module designed for integration into RS-485 communication networks. It provides two fully isolated analog output channels capable of delivering either voltage or current signals. The module is part of the EX9000 AIO series, which includes models EX9021, EX9021P, EX9022, and EX9024, each offering different channel counts and resolutions. The EX9022 is optimized for industrial automation, process control, and distributed data acquisition systems requiring reliable, isolated analog signal generation.
### 2. Key Features
- Dual Isolated Analog Outputs: Two independent, channel-to-channel isolated outputs for enhanced signal integrity and noise immunity.
- 12-bit Resolution: Provides fine analog signal granularity suitable for precision control applications.
- Flexible Output Ranges: Supports voltage output (0–10 VDC) and current output (0–20 mA or 4–20 mA).
- RS-485 Communication Interface: Enables multi-drop networking and long-distance communication in industrial environments.
- Wide Operating Temperature Range: Designed for extended temperature operation, suitable for harsh industrial conditions.
- Programmable Slew Rate Control: Allows smooth, controlled transitions between output values to prevent abrupt signal changes.
- Current Readback Function: Integrated A/D converter enables real-time monitoring of output current for diagnostics and verification.
- Dual Watchdog Timers (WDT): Ensures system reliability by monitoring both host communication and internal operation.
- Safe and Power-On Values: Configurable default output states for power-up and communication failure conditions.
- Low Power Consumption: Typical power usage of 2 W, minimizing system energy requirements.
- Flexible Power Options: Can operate with internal power (up to 500 Ω load) or external 24 V supply (up to 1050 Ω load).
- Compact Modular Design: Easily integrates into distributed control systems with minimal wiring complexity.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Resolution | 12-bit |
| Output Channels | 2 isolated analog outputs |
| Output Voltage Range | 0–10 VDC |
| Output Current Range | 0–20 mA or 4–20 mA |
| Maximum Voltage Output Current | 10 mA max |
| Load Resistance (Internal Power) | Up to 500 Ω |
| Load Resistance (External 24 V Power) | Up to 1050 Ω |
| Power Consumption | 2 W |
| Isolation | Channel-to-channel isolation |
| Communication Interface | RS-485 (2-wire, half-duplex) |
| Default Baud Rate | 9600 bps |
| Supported Baud Rates | 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps |
| Data Format Options | Engineering units, % of FSR, or hexadecimal |
| Slew Rate Control | Programmable from immediate to 512 V/s or 1024 mA/s |
| Safe Value / Power-On Value | User-configurable |
| Watchdog Timers | Dual WDT (host and internal) |
| Power Supply Options | Internal or external 24 VDC |
| Operating Temperature Range | Extended industrial range (exact limits depend on system configuration) |
| Module Address Range | 00–FF (hexadecimal) |
| Firmware Version Readback | Supported via command `$AAF` |
| Module Name Read/Write | Supported via `$AAM` and `~AAO(Data)` commands |
### 4. Functionality
The EX9022 functions as a dual-channel analog output module that converts digital commands received via RS-485 into precise analog voltage or current signals. Each channel operates independently and is galvanically isolated from the other, ensuring signal integrity in noisy environments.
Operation Principle:
- The host controller communicates with the EX9022 using ASCII-based command sets over RS-485.
- Each channel can be configured for voltage or current output mode.
- Output values are set using commands such as `#AAN(data)` where “N” identifies the channel.
- The module supports real-time readback of output values and configuration parameters.
- Slew rate control allows gradual transitions between output levels, preventing sudden changes that could affect connected devices.
Use Cases and Applications:
- Industrial process control (e.g., valve positioning, actuator control)
- SCADA and DCS systems
- Analog signal simulation and testing
- Remote analog signal generation in distributed I/O networks
- Integration with PLCs, HMIs, and industrial PCs via Modbus/RS-485
Compatibility:
- Fully compatible with other EX9000 AIO series modules (EX9021, EX9021P, EX9024)
- Operates on standard RS-485 networks and can coexist with other Modbus-compatible devices
- Supports integration with supervisory software and custom control systems
### 5. Components & Accessories
Included Components:
- EX9022 module (main unit)
- Terminal block connectors for signal and power wiring
- Factory default jumper settings for internal power mode
Optional Accessories:
- External 24 VDC power supply (for higher load resistance)
- RS-485 communication cables and converters
- DIN-rail mounting hardware
- Calibration shunt resistors (250 Ω, 0.01% tolerance) for current output calibration
- Multimeter for voltage calibration verification
Connectors and Interfaces:
- RS-485 communication terminals (A/B differential pair)
- Analog output terminals (Vout/Iout per channel)
- Power input terminals (internal/external selection via jumpers JP1/JP2)
### 6. Installation & Setup
Requirements:
- 24 VDC power supply (internal or external)
- RS-485 network connection (2-wire)
- Proper termination resistors on RS-485 bus
- Calibration equipment (if required)
Mounting Options:
- DIN-rail or panel mounting (depending on system configuration)
- Ensure adequate ventilation and spacing for heat dissipation
Configuration Steps:
1. Address and Baud Rate Setup:
Default address is 01; baud rate is 9600 bps. Modify using `%AANNTTCCFF` command if needed.
2. Power Selection:
- Internal power (default): drives up to 500 Ω load.
- External 24 V power: drives up to 1050 Ω load.
3. Output Type Configuration:
Set output type per channel using `$AA9NTS` command (0 = 0–20 mA, 1 = 4–20 mA, 2 = 0–10 V).
4. Calibration:
Perform only when necessary, following the calibration procedure with precision resistors and meters.
5. Safe and Power-On Values:
Configure using `~AA5N` (set safe value) and `$AA4N` (set power-on value).
6. Verification:
Use `$AA8N` to read back current output values and confirm correct operation.
### 7. Performance & Capabilities
Speed and Update Rate:
- Analog output updates occur at approximately 100 conversions per second.
- Slew rate control allows smooth transitions from immediate to gradual changes (0.0625 V/s to 512 V/s or equivalent current rates).
Capacity and Load Handling:
- Drives up to 500 Ω load with internal power or 1050 Ω with external 24 V supply.
- Maximum output current for voltage mode: 10 mA.
Efficiency and Stability:
- Low power consumption (2 W typical)
- High accuracy due to 12-bit resolution and calibration capability
- Channel-to-channel isolation minimizes crosstalk and ground loop interference
Limitations:
- Does not support negative voltage output (limited to 0–10 V range)
- Calibration requires technical expertise and precision instruments
- RS-485 communication requires proper network termination and addressing
### 8. Standards & Compliance
Electrical and Communication Standards:
- RS-485 (EIA/TIA-485) compliant
- Supports standard baud rates up to 115200 bps
- ASCII-based command protocol compatible with Modbus-like communication
Safety and Reliability:
- Dual watchdog timers (host and internal) ensure continuous operation
- Configurable safe values prevent unintended outputs during communication loss
- EEPROM storage for configuration and calibration data
Industry Standards:
- Designed for industrial automation and process control environments
- Meets general EMC and electrical isolation requirements for industrial I/O modules
Certifications (typical for EX9000 series):
- CE (Electromagnetic Compatibility)
- RoHS compliance for environmental safety
### 9. Additional Information
Warranty and Support:
- Standard manufacturer warranty (typically 1–2 years, depending on region)
- Technical support available through authorized distributors and manufacturer service centers
- Firmware updates accessible via RS-485 interface using `$AAF` command to verify version
Maintenance:
- Periodic calibration recommended for high-accuracy applications
- Inspect wiring and terminal connections regularly
- Use current readback function to detect wiring faults or load anomalies
Firmware and Software Updates:
- Firmware version can be read using `$AAF`
- Module name and configuration can be updated via software commands
- Configuration stored in non-volatile memory (EEPROM) to retain settings after power loss
Troubleshooting and Diagnostics:
- Use `$AA6N` to read last output command value
- Use `$AA2` to verify configuration parameters
- Host watchdog commands (`~AA0`, `~AA1`, `~AA2`, `~AA3EVV`) monitor communication health
- LED indicators provide visual feedback for power, communication, and watchdog status
Environmental Considerations:
- Operates reliably in extended temperature ranges typical of industrial environments
- Compact design suitable for distributed I/O panels and control cabinets
### Summary
The EX9022 is a robust, dual-channel, 12-bit analog output module engineered for precision signal generation in industrial automation systems. Its RS-485 interface, channel-to-channel isolation, and flexible configuration options make it ideal for distributed control networks. With programmable slew rate control, current readback, and dual watchdog timers, the EX9022 ensures both accuracy and reliability in demanding applications. The module’s modular design, low power consumption, and comprehensive command set provide system integrators with a versatile and dependable solution for analog output control in modern industrial environments.
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