ABB NAS102 Network 90 Analog Slave Module

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Product Overview

The ABB NAS102 Network 90 Analog Slave Module is an essential component of the ABB Network 90 control system, designed for precise analog signal acquisition and output.
It converts process variables such as voltage, current, temperature, and pressure into standardized analog signals and communicates these with the master controller or other modules via the system bus.
The NAS102 features high accuracy, strong noise immunity, and reliable network communication—making it ideal for use in DCS, EMS, and industrial process control systems.

Technical Specifications

Advantages & Features

1. High measurement accuracy – ±0.1% full-scale precision ensures reliable data.

2. Stable bus communication – Seamless integration with ABB Network 90 systems.

3. Modular construction – Simplifies installation, replacement, and maintenance.

4. Electrical isolation – Optical isolation for improved safety and signal integrity.

5. Strong EMC protection – Designed for harsh industrial environments.

6. LED diagnostics – Provides clear status indication for power, communication, and channel activity.

Application Areas

• Process control and automation systems

• Power generation and energy management

• Industrial monitoring and control

• Petrochemical, metallurgy, and water treatment systems

• Environmental and infrastructure automation

Installation & Operation Notes

1. Environment – Install in a clean, dry, and well-ventilated control cabinet.

2. Power – Use a regulated 24 V DC supply with minimal voltage fluctuation.

3. ESD Protection – Always use an anti-static wrist strap when handling the module.

4. Wiring – Keep analog signal cables separate from power lines; use shielded cables.

5. Communication – Use RS-485 shielded twisted-pair cables for reliable transmission.

6. Maintenance – Periodically inspect terminals and LED indicators for proper function.