The Siemens 405-8ADC-1 is an 8-channel analog input module designed for the TI 405 series programmable logic controller (PLC) systems. This module is engineered to process analog voltage or current signals, providing reliable data acquisition for industrial automation applications. As a legacy component, it is frequently utilized in maintenance and support scenarios for existing TI 405 control architectures.
Features
8-channel analog input capability
Supports both voltage and current signal inputs
Designed for integration with the Siemens TI 405 PLC series
Compact form factor for efficient rack mounting
Applications
This module is typically deployed in industrial environments requiring precise monitoring of analog process variables, such as pressure, temperature, flow, or level sensors. It is suitable for use in manufacturing, water treatment, and process control systems that rely on the TI 405 platform.
Technical Specifications
Model
405-8ADC-1
Manufacturer
Siemens
Module Type
Analog Input Card
Channel Count
8
Signal Type
Voltage / Current
Weight
0.3 kg
Installation Guidelines
Ensure the PLC system is powered down before inserting or removing the module from the base unit.
Handle the module by the edges to prevent electrostatic discharge (ESD) damage to the internal circuitry.
Verify that the module is firmly seated in the rack slot to ensure proper backplane communication.
Use shielded twisted-pair cabling for analog signal inputs to minimize electromagnetic interference (EMI) and signal noise.
Route signal cables away from high-voltage power lines and heavy inductive loads.
FAQ
Is this module still in production?
No, the Siemens 405-8ADC-1 has been discontinued by the manufacturer. It is primarily available through secondary market channels for system maintenance and spare parts support.
What type of signals does this card accept?
The 405-8ADC-1 is designed to accept analog voltage or current inputs, making it versatile for various industrial instrumentation needs within the TI 405 system.
