GE IS420YDIAS1B Discrete Contact Input Module – Mark VIeS

GE IS420YDIAS1B Discrete Contact I/O Module | Mark VIeS Series

• Part Number: IS420YDIAS1B
• Manufacturer: General Electric (GE)
• Series: Mark VIeS
• Function: Discrete Contact Input Module
• Channels: 24 isolated inputs
• Input Isolation: 1500V
• Filter Rejection: 125V DC
• Temperature Range: -40°C to +70°C
• Size: 8.26 x 4.19 x 12.1 cm
• Technology: Surface Mount
• Availability: In Stock
• Repair Time: 3–5 Days
• Manual: GEH-6855
• Country of Origin: USA
• Warranty: 12 Months
• Shipping: FedEx, UPS, DHL

Author: Powergear X Automation |
sales@powergearx.com |
+86 18030005825

Product Overview

The GE IS420YDIAS1B module connects field contact sensors to Mark VIeS control systems. It supports 24 discrete inputs with opto-coupler isolation and LED status indication. Designed for both Simplex and TMR setups, it ensures reliable safety system feedback and fast diagnostics.

Key Features

• Supports Simplex or TMR configurations
• Dual RJ-45 Ethernet ports for network redundancy
• 24 contact inputs with LED indication
• Automatic opto-coupler test every 4 seconds
• Under-voltage detection below 40% nominal
• Hysteresis and signal filtering per channel
• Compact DIN-rail design for easy installation

Additional Technical Specs

• Input Voltage Range: 24–125V DC
• Input Power: 3.5W typical
• Communication: Dual 100 Mbps Ethernet
• Connector Type: DC-37 Pin
• LED Indicators: Status, Power, Ethernet link
• Compliance: SIL-rated, CE, UL
• Diagnostics: Continuous self-test monitoring

Performance Highlights

• High-speed discrete input capture
• Reliable 2-out-of-3 voting in TMR systems
• Low maintenance and modular design
• Fast replacement without reconfiguration
• Ideal for industrial safety applications

FAQ

• Q1: What system is IS420YDIAS1B compatible with?
• A1: It is designed for GE Mark VIeS Distributed Control Systems.
• Q2: Can this module work in harsh environments?
• A2: Yes, it operates reliably from -40°C to +70°C with full isolation.
• Q3: How many inputs can it handle?
• A3: It supports 24 optically isolated discrete contact inputs.
• Q4: What redundancy options are available?
• A4: Supports both Simplex and Triple Modular Redundant configurations.
• Q5: How can I get technical support?
• A5: Contact sales@powergearx.com or chat via WhatsApp.

Related Partner: Ubest Automation Limited

Original Source: https://www.powergearx.com/

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