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EMERSON A6740 | Módulo de entrada analógico de alto rendimiento

Brand: EMERSON

Model: EMERSON A6740 | Módulo de entrada analógico de alto rendimiento

Origin: Switzerland

Warranty: 365 days

Quality: new/second-hand

Delivery method: express delivery

Telephone ：+86 18020721390

WeChat：+86 18020721390Email：sakyzeng@foxmail.com

product details

1. Core Function and Positioning

Emerson A6740 is a high-performance analog input module designed for industrial automation and process control systems, particularly compatible with Emerson’s DeltaV distributed control system (DCS). As a critical I/O component, it converts analog signals (e.g., from sensors, transmitters) into digital data for processing by the DCS, enabling real-time monitoring of process variables such as temperature, pressure, flow, and level in industries like chemical processing, oil and gas, and power generation.

2. Key Parameters from Product Data Sheet

Hardware Specifications

Parameter Category	Typical Value/Description
Input Channels	8 differential analog input channels (configurable for various signal types).
Signal Compatibility	Supports 4–20 mA DC, 0–20 mA DC, 1–5 V DC, 0–10 V DC, and thermocouple/RTD inputs (e.g., J, K, T, R, S, Pt100).
Accuracy	±0.1% of full scale (for 4–20 mA and voltage signals); ±0.2°C (for RTDs); ±1°C (for thermocouples).
Sampling Rate	Up to 10 samples per second per channel, ensuring real-time data acquisition.
Isolation	Channel-to-channel isolation (2.5 kV AC) and galvanic isolation from the backplane, reducing noise interference.
Power Requirements	Powered via the DeltaV system backplane; typical current draw: 120 mA at 5 V DC.
Physical Dimensions	Compact design: approximately 120 mm × 80 mm × 30 mm (length × width × height), compatible with DeltaV rack enclosures.
Environmental Adaptability	Operating temperature: 0°C to 60°C; storage temperature: -40°C to 85°C; relative humidity: 5% to 95% (non-condensing); compliant with industrial EMI/EMC standards.

Functional Features

Flexible Configuration: Software-configurable input ranges via DeltaV configuration tools, eliminating the need for hardware jumpers.
Diagnostic Capabilities: Built-in self-diagnostics (e.g., open circuit detection, overrange alerts) with status indicators for quick troubleshooting.
Redundancy Support: Compatible with DeltaV’s redundant I/O architectures, ensuring uninterrupted operation in critical processes.
Calibration: Supports automated calibration via the DeltaV system, reducing maintenance time and improving measurement accuracy.

EMERSON A6740 (2)_pixian_ai.jpg

label： A6740

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Email：sakyzeng@foxmail.com
Address：Hongshan Hotel, No. 42 Hongshanhu Road, Beijie Street, Xixiu District, Anshun City, Guizhou Province

EMERSON A6740 | Módulo de entrada analógico de alto rendimiento

1. Core Function and Positioning

2. Key Parameters from Product Data Sheet

Hardware Specifications

Functional Features

sakyzeng@foxmail.com

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