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FANUC Series 20 A20B-3900-0161

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A20B-3900-0161

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The A20B-3900-0161 from FANUC is a compact FROM/SRAM module designed for efficient data management. It is characterized by 16 MB of Flash ROM for FROM memory and 2 MB of battery-backed Static RAM.

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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for A20B-3900-0161

ManufacturerFANUC
Product LineSeries 20
Part NumberA20B-3900-0161
Weight0.25 lbs (0.11 kg)
NameFROM/SRAM Module
FROM Memory Size16 MB (Flash ROM)
SRAM Size2 MB (Static RAM)
Voltage Supply5V DC
Operating Temperature0°C to 60°C
Storage Temperature-20°C to 70°C
SRAM TypeBattery-backed memory module
Humidity5% to 95% (non-condensing)
Form FactorCompact, plug-in module
FROM Data RetentionNon-volatile
Diagnostic IndicatorsStatus LEDs
Battery TypeLithium coin cell
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FANUC's A20B-3900-0161 is a FROM/SRAM module that provides essential memory solutions. It is equipped with a Flash ROM capacity of 16 MB to support data storage, and features 2 MB of Static RAM for active data processing. This module operates on a 5V DC supply voltage and weighs only 0.1 kg, making it an effective solution for applications with weight restrictions.

The operating temperature for this device is set between 0°C and 60°C, ensuring reliable function in a variety of environments. For storage, it can withstand temperatures ranging from -20°C to 70°C. Humidity levels between 5% and 95% (non-condensing) are permissible, making it suitable for many industrial conditions.

As a battery-backed memory module, the SRAM in the A20B-3900-0161 ensures that data remains intact even in the event of power loss, thereby enhancing reliability in critical applications. The integration of status LEDs provides users with at-a-glance diagnostics for easy troubleshooting. The module features a compact form factor, measuring 100 mm in length, 60 mm in width, and 15 mm in height for convenient installation. Additionally, the lithium coin cell battery supports continuous system operation, ensuring sustained performance.