Name: GE IS220PDIAH1A 336A4940CSP1 | Discrete Input Module for Hazardous Locations | IS220PRTDH1A | SUNSHINE XIHE
Brand: GE

Description

GE IS220PDIAH1A 336A4940CSP1 Product Specification

Product Overview

The GE IS220PDIAH1A 336A4940CSP1 is a discrete input module designed for GE’s Mark VIe Speedtronic Turbine Control System, specializing in high-reliability digital signal processing in industrial automation. This variant, identified by the 336A4940CSP1 suffix, is optimized for hazardous environments (e.g., oil refineries, chemical plants) with enhanced safety certifications and rugged design. As part of GE’s distributed I/O architecture, the module interfaces with field devices (e.g., switches, relays) while maintaining electrical isolation and real-time data processing capabilities .

Featuring 24 dry contact voltage input channels with 1500 Vrms optical isolation, the IS220PDIAH1A 336A4940CSP1 converts binary signals (e.g., ON/OFF status) into digital data for the Mark VIe controller. Its dual Ethernet ports (100 Mbps) enable high-speed communication with redundant I/O networks, supporting simplex, dual, or triple modular redundant (TMR) configurations. The module’s local processor board runs a real-time operating system, allowing autonomous signal conditioning and diagnostics without relying on the main controller .

Constructed with a triple-layer conformal coating and IP65-rated enclosure, the module withstands extreme temperatures (-30°C to +65°C), vibration (75 G peak), and humidity (5–95% non-condensing). Its hot-swappable design and front-panel LEDs (Power, Run, Fault) facilitate rapid maintenance, while built-in temperature sensors (±2°C accuracy) trigger alarms for thermal 异常 .

Technical Specifications

Parameter Name	Parameter Value
Product Model	GE IS220PDIAH1A 336A4940CSP1
Manufacturer	General Electric (GE)
Product Type	Discrete Input Module for Hazardous Locations
Series	Mark VIe Speedtronic Turbine Control System
Input Channels	24 dry contact voltage inputs (24 VDC/125 VDC selectable)
Input Isolation	1500 Vrms optical isolation between channels and ground
Input Filter	Hardware filter (4 ms response time)
AC Voltage Rejection	60 Vrms at 50/60 Hz (125 VDC excitation)
Communication Interfaces	2 × Ethernet (100 Mbps full-duplex)
Power Supply	24 VDC ±10%
Physical Dimensions	127 mm (H) × 84 mm (W) × 127 mm (D)
Weight	0.5 kg
Operating Temperature	-30°C to +65°C
Humidity	5–95% non-condensing
Mounting	VME 64x rack (3U form factor)
Certifications	UL 60079-0 (Class IIC, Zone 2), UL 60079-15 (Division 2, Groups A–D)

Key Features and Advantages

Enhanced Safety for Hazardous Environments:
Certified for Class I, Division 2 (Groups A–D) and ATEX Zone 2 (Group IIC) hazardous locations, the IS220PDIAH1A 336A4940CSP1 ensures compliance with ANSI/ISA-12.12.01-2015 standards. Its intrinsically safe design prevents ignition sources, making it suitable for explosive gas/vapor environments .

High-Speed Signal Processing:
The module’s local processor executes real-time algorithms (e.g., signal filtering, fault detection) at sub-millisecond speeds, reducing latency in critical applications like turbine overspeed protection. Dual Ethernet ports support redundant communication paths, ensuring continuous data flow .

Flexible Input Configuration:
Supports 24 dry contact inputs with selectable voltage ranges (24 VDC or 125 VDC), compatible with a wide range of field devices (e.g., pressure switches, limit sensors). The DC-37 pin connector directly interfaces with terminal boards (e.g., IS200STCIH1A, IS200TBCIH2C), simplifying wiring .

Comprehensive Diagnostics:
Front-panel LEDs and an infrared port provide real-time health monitoring, while built-in temperature sensors (±2°C accuracy) detect thermal stress. Diagnostic data is logged in the controller’s database for predictive maintenance .

Application Areas

Oil and Gas:
- Wellhead Control: Monitors pressure switch status in offshore platforms to trigger emergency shutdowns (ESD) .
- Pipeline Safety: Processes valve position signals in refineries to ensure safe fluid flow .
Power Generation:
- Turbine Protection: Interfaces with overspeed trip switches in gas turbines to prevent mechanical failure .
- Generator Control: Monitors breaker status during grid synchronization for seamless load transfer .
Chemical Processing:
- Reactor Safety: Monitors temperature/high-level switches in reactors to initiate cooling or venting sequences .
- Batch Process Automation: Controls solenoid valves via discrete inputs for precise chemical dosing .
Industrial Manufacturing:
- Robotic Systems: Processes proximity sensor signals for robotic arm positioning in automotive assembly lines .
- Conveyor Control: Monitors belt alignment switches to prevent material spillage .

Installation and Maintenance

Pre-installation Preparation:

Environmental Checks: Verify ambient temperature (-30°C to +65°C) and humidity (5–95% non-condensing). Use anti-static wrist straps to prevent ESD damage .
Rack Configuration: Install in a VME 64x rack with anti-vibration brackets, ensuring proper grounding for EMI/EMC compliance .
Cabling: Connect Ethernet cables to dual RJ45 ports and terminal boards (e.g., IS200STCIH1A) for field signal integration. Label all connections for traceability .
Software Setup: Configure input channels and communication parameters using GE’s Proficy Machine Edition, ensuring compatibility with Mark VIe controllers .

Maintenance Recommendations:

Monthly Inspections: Visually check front-panel LEDs and clean dust from ventilation slots. Inspect cable connectors for corrosion or looseness .
Annual Calibration: Use a certified signal generator to verify input accuracy (±0.5% of full scale). Replace degraded terminal blocks or cables .
Firmware Updates: Periodically update via Proficy to access bug fixes and security patches. Document all changes for traceability .
Thermal Management: Monitor operating temperatures to detect 异常 hotspots. Replace thermal compound every 2–3 years to maintain heat dissipation .

Product Warranty and Availability

Our company provides a three-year quality warranty for the GE IS220PDIAH1A 336A4940CSP1, covering hardware defects unrelated to misuse or environmental damage. During the warranty period, we offer free replacement for modules exhibiting abnormal performance. For urgent requirements, our global inventory network ensures rapid delivery of scarce parts within 24–48 hours .

Contact Information:
Whatsapp: +86 18859254943
E-mail: sales@ygplc.com

Note: This document synthesizes third-party technical resources and industry applications. For detailed installation guides or compliance documentation, refer to GE’s Mark VIe System Manual or contact our technical support team.

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