This listing is for a USED Siemens 6ES7 321-1BL00-0AA0. It provides digital input signal acquisition for 24 VDC field devices within SIMATIC S7-300 systems, supporting high-density monitoring of discrete signals from sensors and control devices in industrial automation environments.

The Allen Bradley 1734-IB4D I/O Module is a four-point digital DC input module with integrated diagnostics, designed to enhance the performance and reliability of POINT I/O systems. This used module is ideal for monitoring 24V DC signals in distributed control applications. With built-in diagnostic capabilities, it provides real-time feedback, reducing troubleshooting time and ensuring seamless system operation. Compact and rugged, the 1734-IB4D is a perfect choice for industrial automation tasks requiring efficiency and precision.

The Allen-Bradley 1734-IB4D Digital DC Input Module is a dependable and compact solution for monitoring 24V DC digital input signals in POINT I/O systems. This used module features built-in diagnostics for real-time feedback, making it ideal for critical automation tasks that require high reliability and performance. Its small footprint and easy installation capabilities make the 1734-IB4D an excellent choice for a wide range of industrial control applications.

This listing is for a USED FANUC A03B-0819-C103.

16-point DC input module for FANUC I/O systems. Model AID16C, designed for 24VDC digital input applications. Ideal for industrial automation and CNC control environments.

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Part No: A03B-0819-C103
Type: Digital Input Module
Condition: USED
Input Voltage: 24 VDC
Input Points: 16
Response Time: 20 ms
Terminal Block: Negative Input
Model: AID16C

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This listing is for a USED Allen Bradley 1734-IB8/C. Provides 8-channel digital input capability for POINT I/O systems, supporting 24 VDC sink input signals for device monitoring and control integration within modular PLC-based automation platforms.

SIEMENS 6ES7 132-4BD01-0AA0 Simatic S7 Digital Output Module available in used condition. Ideal for PLC I/O needs, this module offers reliable performance from the trusted brand SIEMENS. Limited quantity available.

This listing is for a USED Siemens 6ES7138‑4FA04‑0AB0 SIMATIC ET 200S digital input module. It is designed for safety‑rated PROFIsafe 24VDC input monitoring in ET 200S distributed automation systems. This unit is categorized as a fail‑safe digital input module and includes 4/8 channels, 24VDC operation, a 30 mm width format, and functional safety ratings up to PL E and SIL3.