Description
Brand and Model Overview
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Brand: SattControl (A legacy brand originally under Alfa Laval, subsequently integrated into ABB’s automation portfolio)
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Model / Part Number: 940128102 (often stylized as 940-128-102)
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Type Designation: IDPG (e.g., IDPG24 depending on voltage version)
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Product Type: Digital Input Module / Board
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System Family: SattCon 15 / Satt Control I/O System (compatible with interfaces linking to modern ABB control platforms like AC 800M)
Sattcontrol 940128102 Input Module IDPG
Technical Specifications
The IDPG 940128102 is a high-density digital input subsystem component used to capture discrete binary signals from industrial field machinery and feed them into the main processing units.
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Input Capacity: Provides up to 32 discrete digital input channels on a single board.
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Input Signal Type: 24 VDC (Direct Current) logic signals.
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Bus Architecture: Designed to slide into the dedicated rack/backplane of a SattCon local or remote I/O subrack.
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Galvanic Isolation: Features built-in optoelectronic isolation to separate field-side voltage spikes, noise, and ground loops from the sensitive backplane logic.
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Filtering: Hardware or software-based signal debouncing filters out contact chattering from mechanical relays or limit switches.
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Status Indicators: Includes an array of board-level indicators or edge connections to rapidly diagnose active signal states and communication health.
Target Industries
This module is heavily rooted in established process plants and discrete manufacturing systems requiring high-reliability automation:
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Food and Beverage: Widely implemented across large-scale dairy processing, breweries, and packaging lines due to the historical legacy of Alfa Laval/SattControl systems.
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Chemical and Pharmaceuticals: Monitoring simple, non-analog valve confirmations, door interlocks, and mixer safety paths.
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Pulp, Paper, and Wood Handling: Managing high-speed digital state tracking on heavy conveyor belts, sorters, and loading arms.
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Water Treatment: Used in municipal pump houses, filtering systems, and tank farm status telemetry.
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Manufacturing and Material Handling: Automating palletizers, tracking lines, and heavy industrial cranes.
Application Scenarios
The 940128102 IDPG acts as the sensory receiving point for binary plant parameters, executing functions such as:
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Valve Position Feedback: Reading limits from open/closed proximity sensors on pneumatic or motorized process valves.
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Motor Control Handshaking: Capturing discrete status signals (e.g., Running, Tripped, or Hand/Auto mode switches) from Motor Control Centers (MCCs).
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Machine Safety Interlocking: Ingesting conditions from physical fence doors, emergency stop relays, and position switches to allow or halt automated step sequences.
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Level and Pressure Switch Reading: Acquiring binary states from overfill float switches or high-pressure threshold transducers to trigger automated alarms.
