ED2N43174112EM1 EATON

ED2N43174112EM1  EATON Analog Output Modules

Product  Description：

The EATON Analog Output Module functions as an interface between the digital control environment of the PLC and the continuous world of analog actuators. It receives a digital value, representing a desired output level (such as a speed, position, or temperature setpoint), from the PLC's central processing unit (CPU). Using an internal Digital-to-Analog Converter (DAC), it transforms this digital number into a corresponding proportional analog signal. This signal is typically a standard industrial current loop ($4-20 \text{ mA}$) or a voltage signal ($0-10 \text{ V}_{\text{DC}}$ or $\pm 10 \text{ V}_{\text{DC}}$). These signals are then transmitted to field devices such as variable frequency drives (VFDs), proportional valves, chart recorders, or analog meters to precisely regulate process variables.

Product Parameters

Specific parameters depend on the module series (e.g., Easy, XC, XV) and the number of channels, but common specifications include:

• Output Signal Type: Typically configurable for Current ($0-20 \text{ mA}$, $4-20 \text{ mA}$) and Voltage ($0-5 \text{ V}$, $0-10 \text{ V}$, $\pm 10 \text{ V}$).

• Resolution: The precision of the conversion, commonly 12-bit to 16-bit. Higher resolution allows for finer control (e.g., $16$-bit provides $65,536$ discrete steps).

• Number of Channels: The quantity of independent outputs on a single module, typically 2, 4, or 8 channels.

• Accuracy: Expressed as a percentage of the full scale (e.g., $\pm 0.1\%$ of full scale).

• Isolation: Specifies whether the channels are electrically isolated from each other and the PLC backplane, enhancing noise immunity.

• Update Rate: The speed at which the module can change its output signal in response to a new digital value, critical for fast processes.

Product Advantages

EATON Analog Output Modules provide several operational benefits in automation systems. They offer high precision and repeatability, ensuring that the output signal consistently and accurately reflects the commanded digital value, which is crucial for quality control. They feature robust electrical protection, often including short-circuit protection and over-voltage protection on the outputs, which increases system reliability and longevity. The modules generally support multiple standard output ranges, allowing for flexible deployment with various existing instrumentation and actuators. Furthermore, their seamless integration with EATON's PLC platforms simplifies configuration and programming, reducing engineering time.

Important Considerations (Precautions)

To ensure optimal performance and longevity, several precautions must be followed when using these modules. Proper selection of the output range (voltage or current) must match the requirements of the connected actuator to avoid damage or inaccurate control. Shielding and proper grounding of the analog signal wiring are mandatory to minimize electrical noise interference (EMI/RFI), which can corrupt the signal. The maximum load resistance (for current output) or minimum load resistance (for voltage output) specified in the module's documentation must not be exceeded. Additionally, users should confirm the module's power supply specifications and ensure it is adequately supported by the PLC's power budget.

Product Applications

EATON Analog Output Modules are essential in applications requiring fine, continuous control over physical quantities. They are widely used in motor speed control by sending setpoints to Variable Frequency Drives (VFDs) or DC motor controllers. They control the flow and pressure of fluids by driving proportional hydraulic or pneumatic valves. In temperature regulation, they provide the heating or cooling setpoints for temperature controllers. They are also used for actuator positioning, such as controlling the precise opening or closing of a damper or a throttling valve. Generally, they are fundamental to closed-loop control systems where a physical variable must be maintained at a precise setpoint.

The structure and details of the product：

Our services：

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Warranty: one year

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