LENZE E82EV751_2C Digital I/O Module

Product Detailed Description

• Function:

• Digital Input (DI): Receives binary signals from various field devices like push buttons, limit switches, proximity sensors, photo-electric sensors, and other ON/OFF status indicators. These signals are typically 24V DC.

• Digital Output (DO): Sends binary control signals to actuators such as motor contactors, solenoid valves, indicator lamps, and relays to control their ON/OFF states. These outputs can be sourcing (PNP) or sinking (NPN) depending on the module and application.

• Signal Conversion: Electrically conditions and isolates field signals for safe and reliable processing within the control system.

• Diagnostics: Many modules include built-in diagnostic features such as short-circuit protection, wire-break detection, and status LEDs for individual channels, aiding in troubleshooting.

• Communication: Integrates seamlessly with Lenze controllers and drive systems, often communicating via an internal backplane bus or fieldbus systems.

• Features:

• Modular Design: Part of a modular I/O system, allowing for flexible expansion and customization of I/O configurations to suit specific application needs.

• Compact Form Factor: Designed to save space in control cabinets.

• High Channel Density: Offers multiple digital input and output channels per module (e.g., 8, 16, 32 channels).

• Fast Response Times: Ensures quick processing of input signals and rapid activation of outputs for precise control.

• Robust Construction: Designed for demanding industrial environments, with good resistance to vibration, shock, and electrical noise.

• Clear Status Indication: LEDs per channel indicate the current status (ON/OFF) of each input and output for easy visual diagnostics.

• Easy Wiring: Often features removable terminal blocks or push-in terminals for quick and error-free wiring.

• Electrically Isolated: Provides isolation between the field-side signals and the internal bus, enhancing system reliability and safety.

Product Parameters

(Note: Specific parameters will vary significantly depending on the exact model number within Lenze's Digital I/O module range. Always refer to the official Lenze product datasheet or manual for the specific module you are interested in.)

• Number of Channels: Typically 4, 8, 16, or 32 digital inputs or outputs per module. Mixed I/O modules might also be available.

• Input Voltage Range (Digital Input):

• Rated: 24 V DC (commonly 0V to 30V DC)

• Logic '0' Signal Range: e.g., -3V to +5V DC

• Logic '1' Signal Range: e.g., +15V to +30V DC

• Output Voltage (Digital Output):

• Rated: 24 V DC

• Type: Sourcing (PNP) or Sinking (NPN)

• Output Current per Channel: e.g., 0.5 A, 1.0 A, 2.0 A (short-circuit protected)

• Switching Frequency: Up to several kHz, depending on the module type (e.g., for fast counters).

• Response Time: Typically in the range of 0.1 ms to a few ms.

• Power Supply: Supplied via the backplane bus from the main controller/power module, or separate external supply for outputs.

• Isolation: Galvanic isolation between channels/field and bus system.

• Connection Type: Removable screw terminals, push-in terminals, or spring-cage terminals.

• Mounting: DIN rail mounting (e.g., 35 mm DIN rail).

• Degree of Protection: Typically IP20 (for cabinet installation).

• Ambient Temperature:

• Operating: 0 °C to +55 °C (32 °F to 131 °F)

• Storage: -25 °C to +70 °C (-13 °F to 158 °F)

• Dimensions: Compact, varying based on channel count and module series.

• Certifications: CE, UL, cUL, TÜV, RoHS compliance.

Product Advantages

• Seamless Integration: Designed to work perfectly with Lenze's drive-based automation systems (e.g., i700, i950, C300 controllers), simplifying system design and commissioning.

• Flexibility and Scalability: The modular approach allows users to build custom I/O configurations, easily adding or removing modules as application requirements change.

• High Reliability: Robust industrial design, built-in diagnostics, and electrical isolation contribute to high system uptime and reduced maintenance.

• Space Efficiency: Compact design helps to optimize control cabinet layouts and reduce overall panel size.

• Ease of Use: Simple installation (DIN rail, plug-in terminals) and clear status indicators facilitate quick setup, wiring, and troubleshooting.

• Cost-Effectiveness: By providing precise I/O solutions, they contribute to efficient machine operation and potentially lower overall system costs.

• Comprehensive Support: Backed by Lenze's global technical support and expertise in automation.

Precautions

• Correct Selection: Choose the correct Digital I/O module type (input, output, mixed) and channel count based on your application's specific signal requirements (e.g., 24V DC, PNP/NPN outputs).

• Power Supply: Ensure the power supply for the I/O system and any external power required for output modules is stable, within specifications, and correctly wired. Overcurrent protection (fusing) for outputs is crucial.

• Wiring: Follow the wiring diagrams in the Lenze product manual meticulously. Use appropriate wire gauges and ensure proper terminal connections. Incorrect wiring can damage the module or connected devices.

• Grounding and Shielding: Implement proper grounding and shielding practices, especially for longer cable runs or in environments with high electromagnetic interference (EMI), to prevent signal integrity issues.

• Environmental Conditions: Install the modules within their specified operating temperature and humidity ranges. Avoid exposure to excessive vibration, shock, dust, or corrosive atmospheres unless the module's rating explicitly allows for it.

• ESD Protection: Always observe electrostatic discharge (ESD) precautions when handling I/O modules, as they contain sensitive electronic components.

• Firmware Compatibility: Ensure the module's firmware is compatible with the version of the main controller or engineering software being used.

• Diagnostics: Utilize the integrated diagnostic LEDs and software tools to monitor module status and troubleshoot any issues.

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