AEG AS-S908-110 Modicon 800 Series Digital Signal Isolator Module
- Product Introduction: AEG AS-S908-110 is a digital signal isolator module for the Modicon 800 series, designed to provide electrical isolation between field devices and the PLC, preventing ground loops and electrical noise from affecting signal integrity. It ensures accurate and reliable transmission of digital input signals in harsh industrial environments.
- Technical Specifications:
- Number of Channels: 8 input, 8 output (1:1 isolation)
- Input Signal Type: 24 V DC digital (sink/source configurable)
- Output Signal Type: 24 V DC digital (sink/source configurable)
- Isolation Voltage: 1500 V AC (channel – to – channel, channel – to – ground)
Detailed content
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- Response Time: <1 ms
- Input Current: 5 mA per channel
- Output Current: 100 mA per channel
- Power Supply: 24 V DC (0.3 A)
- Operating Temperature: – 25°C to +70°C
- Protection Class: IP20
- Dimensions: 80 mm x 160 mm x 60 mm (W x H x D)
- Functional Features:
- High – isolation design to eliminate ground loops and common – mode noise
- Bidirectional signal transmission for both input and output isolation
- LED indicators for each channel to show signal presence and module status
- Overvoltage and reverse polarity protection for field – side inputs
- Hot – swappable design for easy replacement without system shutdown
- Compatible with Modicon 800 series racks and remote I/O systems
- Application Scenarios:
- Manufacturing lines with high electrical noise from variable frequency drives and motors
- Process control systems in chemical plants with corrosive and noisy environments
- Power generation facilities for isolating control signals from high – voltage equipment
- Marine and offshore applications with high electromagnetic interference












