Description

V4561983-0100 is a 16-channel digital input module (DI module) of ALSTOM (now part of GE), used in industrial DCS/PLC systems to collect 24VDC switch quantity signals.

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Core parameters
Brand / Model: ALSTOM V4561983-0100
Type: Digital Input Module
Channels: 16 channels DI
Voltage: 24VDC (10mA per channel)
Response time: < 1ms
Temperature: -25°C to +70°C
Protection: IP20
Communication: RS-485
Size / Weight: Approximately 120×90×65mm / 0.5kg
Status: Out of Production (EOL), a spare part for UNITROL 1000 excitation system
Model Interpretation
V4561983: Basic material number
0100: Version / Specification suffix

Application scenario
ALSTOM/GE UNITROL 1000 generator excitation system
Switch quantity acquisition of industrial DCS/PLC system
Signal monitoring in power plants, power stations, and heavy industry sites
Alternative suggestions
The original product has been discontinued. Consider the following options:
Direct replacement: refurbished / disassembled parts of the same series (e.g. V4561983-0100)
Functional replacement: new DI modules from GE/Vertiv (e.g. IS220 series)