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EX9024
4*AD 14-bit analog RS485 Module
208,00 EUR
inkl. Umsatzsteuer 247,52 EUR
- Four Analog Output Channels: Each channel can be independently configured for voltage or current output.
- High Resolution: 14-bit digital-to-analog conversion ensures fine output granularity and precise signal generation.
- Multiple Output Ranges: Supports ±10 V, ±5 V, 0–10 V, 0–5 V, 0–20 mA, and 4–20 mA ranges.
- RS-485 Communication Interface: Fully compatible with standard RS-485 networks, allowing multi-drop communication and long-distance data transmission.
- Programmable Slew Rate Control: Adjustable output transition rate from immediate change to gradual slopes up to 1024 V/s or 2048 mA/s, minimizing transient effects in sensitive systems.
- Dual Watchdog Timers: Ensures reliable operation and automatic recovery in case of communication or host failure.
- Safe and Power-On Values: Configurable default output states for power-up and communication failure conditions.
- Flexible Power Options: Internal power mode supports up to 500 Ω load; external 24 V supply supports up to 1050 Ω load.
- Wide Operating Temperature Range: Designed for industrial environments with extended temperature tolerance.
- Compact and Modular Design: Fits within the EX9000 AIO modular system for scalable analog I/O expansion.
- Low Power Consumption: Typical consumption of 2 W.
- Firmware and Configuration Commands: Comprehensive command set for calibration, configuration, and diagnostics via serial interface.
- High Resolution: 14-bit digital-to-analog conversion ensures fine output granularity and precise signal generation.
- Multiple Output Ranges: Supports ±10 V, ±5 V, 0–10 V, 0–5 V, 0–20 mA, and 4–20 mA ranges.
- RS-485 Communication Interface: Fully compatible with standard RS-485 networks, allowing multi-drop communication and long-distance data transmission.
- Programmable Slew Rate Control: Adjustable output transition rate from immediate change to gradual slopes up to 1024 V/s or 2048 mA/s, minimizing transient effects in sensitive systems.
- Dual Watchdog Timers: Ensures reliable operation and automatic recovery in case of communication or host failure.
- Safe and Power-On Values: Configurable default output states for power-up and communication failure conditions.
- Flexible Power Options: Internal power mode supports up to 500 Ω load; external 24 V supply supports up to 1050 Ω load.
- Wide Operating Temperature Range: Designed for industrial environments with extended temperature tolerance.
- Compact and Modular Design: Fits within the EX9000 AIO modular system for scalable analog I/O expansion.
- Low Power Consumption: Typical consumption of 2 W.
- Firmware and Configuration Commands: Comprehensive command set for calibration, configuration, and diagnostics via serial interface.
1. Product Overview
Product Name: EX9024
Model: EX9024
Series: EX9000 AIO Series (Analog Input/Output Modules)
Article Number: EX9024
Manufacturer: EX Industrial Automation (part of the EX9000 modular I/O family)
The EX9024 is a 4-channel, 14-bit analog output module designed for integration into RS-485 networks. It provides high-resolution voltage and current outputs for industrial control, monitoring, and automation systems. As part of the EX9000 AIO series, it complements other models such as the EX9021, EX9021P, and EX9022, offering expanded channel count and enhanced precision. The module supports multiple output ranges, both voltage and current, and can operate across an extended temperature range, making it suitable for demanding industrial environments.
2. Key Features
- Four Analog Output Channels: Each channel can be independently configured for voltage or current output.
- High Resolution: 14-bit digital-to-analog conversion ensures fine output granularity and precise signal generation.
- Multiple Output Ranges: Supports ±10 V, ±5 V, 0–10 V, 0–5 V, 0–20 mA, and 4–20 mA ranges.
- RS-485 Communication Interface: Fully compatible with standard RS-485 networks, allowing multi-drop communication and long-distance data transmission.
- Programmable Slew Rate Control: Adjustable output transition rate from immediate change to gradual slopes up to 1024 V/s or 2048 mA/s, minimizing transient effects in sensitive systems.
- Dual Watchdog Timers: Ensures reliable operation and automatic recovery in case of communication or host failure.
- Safe and Power-On Values: Configurable default output states for power-up and communication failure conditions.
- Flexible Power Options: Internal power mode supports up to 500 Ω load; external 24 V supply supports up to 1050 Ω load.
- Wide Operating Temperature Range: Designed for industrial environments with extended temperature tolerance.
- Compact and Modular Design: Fits within the EX9000 AIO modular system for scalable analog I/O expansion.
- Low Power Consumption: Typical consumption of 2 W.
- Firmware and Configuration Commands: Comprehensive command set for calibration, configuration, and diagnostics via serial interface.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Resolution | 14-bit |
| Number of Output Channels | 4 independent analog outputs |
| Output Types | Voltage and Current |
| Voltage Output Ranges | ±10 V, ±5 V, 0–10 V, 0–5 V |
| Current Output Ranges | 0–20 mA, 4–20 mA |
| Maximum Voltage Output Current | 5 mA per channel |
| Load Resistance (Current Mode) | Internal power: ≤ 500 Ω; External 24 V: ≤ 1050 Ω |
| Power Supply | Internal or external 24 VDC |
| Power Consumption | 2 W typical |
| Communication Interface | RS-485 (2-wire, half-duplex) |
| Default Communication Settings | Address: 01; Baud rate: 9600 bps; Checksum: disabled; Format: engineering units |
| Baud Rate Options | 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps |
| Output Update Rate | ~100 conversions per second |
| Slew Rate Control | Programmable from immediate to 1024 V/s (voltage) or 2048 mA/s (current) |
| Safe Value / Power-On Value | User-configurable per channel |
| Watchdog Timers | Dual WDT (module and host watchdog) |
| Operating Temperature Range | Extended industrial range (exact limits depend on installation) |
| Dimensions / Weight | Compact modular form factor (typical EX9000 AIO enclosure) |
| Material | Industrial-grade PCB with protective housing |
| Isolation | Channel-to-channel and channel-to-system isolation (typical for EX9000 series) |
4. Functionality
The EX9024 functions as a digital-to-analog converter (DAC) module that outputs analog signals corresponding to digital commands received via RS-485. Each of its four channels can be configured independently for voltage or current output, allowing flexible integration into control systems.
Operation Principle:
- The host controller communicates with the EX9024 using ASCII-based command syntax over RS-485.
- Commands define output values, configuration parameters, and calibration routines.
- The module converts digital data into precise analog signals using its 14-bit DAC.
- Slew rate control ensures smooth transitions between output levels, preventing abrupt changes that could affect connected devices.
Use Cases and Applications:
- Industrial process control (e.g., valve positioning, actuator control)
- Analog signal simulation and testing
- Data acquisition systems requiring analog output
- SCADA and DCS systems
- Laboratory instrumentation
- Remote analog output in distributed control networks
Compatibility:
- Fully compatible with other EX9000 AIO modules (EX9021, EX9022, EX9021P)
- Integrates with standard RS-485-based control systems and Modbus-compatible networks
- Works with PC-based or PLC-based supervisory systems via serial communication
5. Components & Accessories
Included Components:
- EX9024 module unit
- Terminal block connectors for wiring
- User manual and configuration documentation
Optional Accessories:
- External 24 VDC power supply (for extended load capacity)
- RS-485 communication cables
- Mounting brackets or DIN-rail adapters
- Calibration resistors (250 Ω, 0.01% tolerance) for current output calibration
- Multimeter for voltage calibration verification
Connectors:
- RS-485 communication port (2-wire)
- Power input terminals
- Four analog output terminals (Vout0–Vout3 / Iout0–Iout3)
- Ground (AGND) reference terminals
- Jumper pins (JP1/JP2) for internal/external power selection
6. Installation & Setup
Requirements:
- 24 VDC power source (internal or external)
- RS-485 network connection
- Proper grounding and shielding for noise immunity
- Calibration equipment for precise setup (multimeter, precision resistors)
Mounting Options:
- DIN-rail or panel mounting (depending on enclosure)
- Modular stacking with other EX9000 AIO units
Configuration Steps:
1. Address and Communication Setup:
Default address is 01; can be changed using `%AANNTTCCFF` command.
Baud rate and checksum settings are configurable via serial commands.
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:
Select desired output range (e.g., 0–10 V, ±10 V, 4–20 mA) using configuration commands.
4. Calibration:
Perform voltage and current calibration using precision resistors and multimeter as per manual.
Warm-up for 30 minutes before calibration for accuracy.
5. Slew Rate and Safe Value Setup:
Configure slew rate and safe/power-on values for each channel.
6. Verification:
Use readback commands to confirm output and configuration.
7. Performance & Capabilities
- Output Precision: 14-bit resolution provides 16,384 discrete output levels, ensuring fine control of analog signals.
- Speed: Approximately 100 updates per second per channel.
- Load Driving Capability: Up to 500 Ω (internal) or 1050 Ω (external 24 V).
- Slew Rate Control: Adjustable from immediate to gradual transitions, supporting rates from 0.0625 V/s to 1024 V/s (voltage) or 0.125 mA/s to 2048 mA/s (current).
- Reliability: Dual watchdog timers (module and host) ensure continuous operation and automatic recovery from communication failures.
- Safety Features: Configurable safe and power-on values prevent unintended outputs during startup or communication loss.
- Calibration Accuracy: Supports fine trimming via hexadecimal trim commands ($AA3NVV) with 1 count = 2.44 µA or 1.22 mV.
- Limitations:
- No internal A/D converter for real-time analog feedback (unlike EX9021/22).
- Cannot detect wiring faults via readback; only digital output confirmation is available.
- Requires external calibration equipment for high-accuracy applications.
8. Standards & Compliance
- Communication Standard: RS-485 (EIA/TIA-485 compliant)
- Electrical Safety: Designed for industrial low-voltage DC systems
- EMC Compliance: Meets typical industrial electromagnetic compatibility standards (shielded wiring recommended)
- Firmware Versioning: Supports firmware identification via `$AAF` command (e.g., version R1.4 or A1.4)
- Industry Standards: Compatible with Modbus/ASCII-style communication protocols
- Quality Assurance: Factory-calibrated and tested per EX Industrial Automation quality standards
9. Additional Information
Warranty:
Standard manufacturer warranty (typically 1–2 years) covering defects in materials and workmanship.
Technical Support:
Comprehensive documentation, command reference, and calibration procedures provided.
Support available via manufacturer’s technical service channels.
Maintenance:
- Periodic calibration recommended for long-term accuracy.
- Inspect wiring and terminal connections regularly.
- Keep module within specified environmental conditions.
Firmware & Updates:
- Firmware version readable via `$AAF` command.
- Updates available through manufacturer’s service interface.
Safety Notes:
- Do not perform calibration without full understanding of procedures.
- Ensure proper grounding and isolation to prevent damage.
- Observe correct polarity and voltage limits during wiring.
Summary:
The EX9024 4-channel 14-bit Analog Output RS-485 Module is a robust, high-precision device engineered for industrial automation and control systems. It offers flexible voltage and current output ranges, programmable slew rate control, and reliable communication over RS-485. With its modular design, configurable safety features, and comprehensive command set, the EX9024 provides a versatile solution for generating analog signals in distributed control networks. Its combination of precision, configurability, and durability makes it ideal for process control, instrumentation, and data acquisition applications where stable and accurate analog outputs are essential.
Product Name: EX9024
Model: EX9024
Series: EX9000 AIO Series (Analog Input/Output Modules)
Article Number: EX9024
Manufacturer: EX Industrial Automation (part of the EX9000 modular I/O family)
The EX9024 is a 4-channel, 14-bit analog output module designed for integration into RS-485 networks. It provides high-resolution voltage and current outputs for industrial control, monitoring, and automation systems. As part of the EX9000 AIO series, it complements other models such as the EX9021, EX9021P, and EX9022, offering expanded channel count and enhanced precision. The module supports multiple output ranges, both voltage and current, and can operate across an extended temperature range, making it suitable for demanding industrial environments.
2. Key Features
- Four Analog Output Channels: Each channel can be independently configured for voltage or current output.
- High Resolution: 14-bit digital-to-analog conversion ensures fine output granularity and precise signal generation.
- Multiple Output Ranges: Supports ±10 V, ±5 V, 0–10 V, 0–5 V, 0–20 mA, and 4–20 mA ranges.
- RS-485 Communication Interface: Fully compatible with standard RS-485 networks, allowing multi-drop communication and long-distance data transmission.
- Programmable Slew Rate Control: Adjustable output transition rate from immediate change to gradual slopes up to 1024 V/s or 2048 mA/s, minimizing transient effects in sensitive systems.
- Dual Watchdog Timers: Ensures reliable operation and automatic recovery in case of communication or host failure.
- Safe and Power-On Values: Configurable default output states for power-up and communication failure conditions.
- Flexible Power Options: Internal power mode supports up to 500 Ω load; external 24 V supply supports up to 1050 Ω load.
- Wide Operating Temperature Range: Designed for industrial environments with extended temperature tolerance.
- Compact and Modular Design: Fits within the EX9000 AIO modular system for scalable analog I/O expansion.
- Low Power Consumption: Typical consumption of 2 W.
- Firmware and Configuration Commands: Comprehensive command set for calibration, configuration, and diagnostics via serial interface.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Resolution | 14-bit |
| Number of Output Channels | 4 independent analog outputs |
| Output Types | Voltage and Current |
| Voltage Output Ranges | ±10 V, ±5 V, 0–10 V, 0–5 V |
| Current Output Ranges | 0–20 mA, 4–20 mA |
| Maximum Voltage Output Current | 5 mA per channel |
| Load Resistance (Current Mode) | Internal power: ≤ 500 Ω; External 24 V: ≤ 1050 Ω |
| Power Supply | Internal or external 24 VDC |
| Power Consumption | 2 W typical |
| Communication Interface | RS-485 (2-wire, half-duplex) |
| Default Communication Settings | Address: 01; Baud rate: 9600 bps; Checksum: disabled; Format: engineering units |
| Baud Rate Options | 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps |
| Output Update Rate | ~100 conversions per second |
| Slew Rate Control | Programmable from immediate to 1024 V/s (voltage) or 2048 mA/s (current) |
| Safe Value / Power-On Value | User-configurable per channel |
| Watchdog Timers | Dual WDT (module and host watchdog) |
| Operating Temperature Range | Extended industrial range (exact limits depend on installation) |
| Dimensions / Weight | Compact modular form factor (typical EX9000 AIO enclosure) |
| Material | Industrial-grade PCB with protective housing |
| Isolation | Channel-to-channel and channel-to-system isolation (typical for EX9000 series) |
4. Functionality
The EX9024 functions as a digital-to-analog converter (DAC) module that outputs analog signals corresponding to digital commands received via RS-485. Each of its four channels can be configured independently for voltage or current output, allowing flexible integration into control systems.
Operation Principle:
- The host controller communicates with the EX9024 using ASCII-based command syntax over RS-485.
- Commands define output values, configuration parameters, and calibration routines.
- The module converts digital data into precise analog signals using its 14-bit DAC.
- Slew rate control ensures smooth transitions between output levels, preventing abrupt changes that could affect connected devices.
Use Cases and Applications:
- Industrial process control (e.g., valve positioning, actuator control)
- Analog signal simulation and testing
- Data acquisition systems requiring analog output
- SCADA and DCS systems
- Laboratory instrumentation
- Remote analog output in distributed control networks
Compatibility:
- Fully compatible with other EX9000 AIO modules (EX9021, EX9022, EX9021P)
- Integrates with standard RS-485-based control systems and Modbus-compatible networks
- Works with PC-based or PLC-based supervisory systems via serial communication
5. Components & Accessories
Included Components:
- EX9024 module unit
- Terminal block connectors for wiring
- User manual and configuration documentation
Optional Accessories:
- External 24 VDC power supply (for extended load capacity)
- RS-485 communication cables
- Mounting brackets or DIN-rail adapters
- Calibration resistors (250 Ω, 0.01% tolerance) for current output calibration
- Multimeter for voltage calibration verification
Connectors:
- RS-485 communication port (2-wire)
- Power input terminals
- Four analog output terminals (Vout0–Vout3 / Iout0–Iout3)
- Ground (AGND) reference terminals
- Jumper pins (JP1/JP2) for internal/external power selection
6. Installation & Setup
Requirements:
- 24 VDC power source (internal or external)
- RS-485 network connection
- Proper grounding and shielding for noise immunity
- Calibration equipment for precise setup (multimeter, precision resistors)
Mounting Options:
- DIN-rail or panel mounting (depending on enclosure)
- Modular stacking with other EX9000 AIO units
Configuration Steps:
1. Address and Communication Setup:
Default address is 01; can be changed using `%AANNTTCCFF` command.
Baud rate and checksum settings are configurable via serial commands.
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:
Select desired output range (e.g., 0–10 V, ±10 V, 4–20 mA) using configuration commands.
4. Calibration:
Perform voltage and current calibration using precision resistors and multimeter as per manual.
Warm-up for 30 minutes before calibration for accuracy.
5. Slew Rate and Safe Value Setup:
Configure slew rate and safe/power-on values for each channel.
6. Verification:
Use readback commands to confirm output and configuration.
7. Performance & Capabilities
- Output Precision: 14-bit resolution provides 16,384 discrete output levels, ensuring fine control of analog signals.
- Speed: Approximately 100 updates per second per channel.
- Load Driving Capability: Up to 500 Ω (internal) or 1050 Ω (external 24 V).
- Slew Rate Control: Adjustable from immediate to gradual transitions, supporting rates from 0.0625 V/s to 1024 V/s (voltage) or 0.125 mA/s to 2048 mA/s (current).
- Reliability: Dual watchdog timers (module and host) ensure continuous operation and automatic recovery from communication failures.
- Safety Features: Configurable safe and power-on values prevent unintended outputs during startup or communication loss.
- Calibration Accuracy: Supports fine trimming via hexadecimal trim commands ($AA3NVV) with 1 count = 2.44 µA or 1.22 mV.
- Limitations:
- No internal A/D converter for real-time analog feedback (unlike EX9021/22).
- Cannot detect wiring faults via readback; only digital output confirmation is available.
- Requires external calibration equipment for high-accuracy applications.
8. Standards & Compliance
- Communication Standard: RS-485 (EIA/TIA-485 compliant)
- Electrical Safety: Designed for industrial low-voltage DC systems
- EMC Compliance: Meets typical industrial electromagnetic compatibility standards (shielded wiring recommended)
- Firmware Versioning: Supports firmware identification via `$AAF` command (e.g., version R1.4 or A1.4)
- Industry Standards: Compatible with Modbus/ASCII-style communication protocols
- Quality Assurance: Factory-calibrated and tested per EX Industrial Automation quality standards
9. Additional Information
Warranty:
Standard manufacturer warranty (typically 1–2 years) covering defects in materials and workmanship.
Technical Support:
Comprehensive documentation, command reference, and calibration procedures provided.
Support available via manufacturer’s technical service channels.
Maintenance:
- Periodic calibration recommended for long-term accuracy.
- Inspect wiring and terminal connections regularly.
- Keep module within specified environmental conditions.
Firmware & Updates:
- Firmware version readable via `$AAF` command.
- Updates available through manufacturer’s service interface.
Safety Notes:
- Do not perform calibration without full understanding of procedures.
- Ensure proper grounding and isolation to prevent damage.
- Observe correct polarity and voltage limits during wiring.
Summary:
The EX9024 4-channel 14-bit Analog Output RS-485 Module is a robust, high-precision device engineered for industrial automation and control systems. It offers flexible voltage and current output ranges, programmable slew rate control, and reliable communication over RS-485. With its modular design, configurable safety features, and comprehensive command set, the EX9024 provides a versatile solution for generating analog signals in distributed control networks. Its combination of precision, configurability, and durability makes it ideal for process control, instrumentation, and data acquisition applications where stable and accurate analog outputs are essential.
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