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    Discontinued / Obsolete by OEM
    Apter Power supports exact-part sourcing and input-channel review for this legacy GEM 80 module.

8163-4002

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Alstom 8163-4002 is a GEM 80 digital input module for documented 24 V DC field-signal circuits.
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Technical specifications for 8163-4002

  • Manufacturer:
    Alstom
  • Part Number:
    8163-4002
  • Product Family:
    Alstom
  • Product Type:
    24 V DC Input Module
  • Stock:
    1
  • Module function:
    DC digital input
  • Nominal field voltage:
    24 V DC
  • Module designation:
    8163
  • Selection boundary:
    Exact channel and common map
  • Weight:
    0.32 kg
  • Estimated shipping dimensions:
    2.8 x 23.7 x 23.4 cm
  • Tariff Code:
    8537101190
  • Country of origin:
    France
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals DC Inputs Common Groups Point Testing Applications

Features:

  • Twenty-four-volt inputs: receives documented 24 V DC field states.
  • Channel-status indication: supports point-level service checks.
  • Common-map control: preserves polarity and grouped references.
The 8163 hardware is a DC input role and should not be confused with the adjacent 8164 output module.

Field polarity, common grouping and controller interpretation must be retained with the complete channel map.

A controlled point test compares each real field condition with the corresponding controller state and interlock response.

Apter Power can review the 24 V DC channel map and common arrangement for Alstom 8163-4002 input module enquiries.
Alstom 8163-4002 24 V DC Input Module Manuals,Datasheets,Link Important Notice: No qualified exact-model English PDF is attached. Use the complete product model in every document request.
  • Field voltage: documented 24 V DC signals.
  • Channel map: retain every input assignment.
  • Polarity: preserve source and return orientation.
  • Status: compare local indication with controller state.
  • References: record grouped commons and returns.
  • Sensors: identify contact or powered-device interfaces.
  • Normal state: preserve active-high or active-low interpretation.
  • Protection: retain field-supply isolation and fusing.
  • Baseline: capture normal and fault patterns.
  • Wiring: restore one documented input at a time.
  • Controller check: compare field state and I/O indication.
  • Release: prove alarms and interlocks before automatic control.
  • GEM 80 systems: 24 V DC discrete-input acquisition.
  • Machine feedback: documented contacts and sensors.
  • Interlock service: point-level diagnosis and restoration.
  • Legacy cabinet repair: exact-module replacement.
Description
8163-4002 is an Alstom/CEGELEC GEM 80 digital input module marked for 24 V DC field signals. Its channel and common assignments belong with the installed controller I/O map.

A service replacement for 8163-4002 must preserve field polarity, common grouping, sensor type, channel allocation and input-status interpretation. A wiring or common error can make several channels fail together or present inverted process states.

Before removing 8163-4002, capture normal and fault-state input patterns and label every conductor. Restore one signal at a time, compare local field condition with controller indication, and prove alarm or interlock behavior before the process returns to automatic control.
Technical notes
8163-4002 is a 24 V DC input module whose channel behavior depends on field polarity and the installed common arrangement. Preserve the full point map and normal-state logic; stop commissioning if a common group, sensor reference or controller indication differs, because multiple channels can show credible but incorrect states together.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What must be matched before ordering 8163-4002?
Match the complete identity, 24 V DC field voltage, channel map, common groups, polarity and controller point assignments.
Why can several points fail together on 8163-4002?
Channels may share a common or field-supply reference, so one open or miswired group connection can affect multiple inputs.
When should receiving hold 8163-4002?
Hold it if the order reference, 24 V DC marking, connector layout, board condition or dimensions differ from the installed record.
What should be captured before removing 8163-4002?
Capture terminal labels, common groups, normal and fault input patterns, controller indications, alarms and interlock dependencies.
How should a technician test 8163-4002 after reconnection?
Change one controlled field condition at a time and confirm the correct channel indication, alarm and interlock response.
What releases 8163-4002 to service?
Every input must follow its real field condition, common groups must remain stable and all affected alarms and interlocks must pass.