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Technical specifications for 6DD1606-3AC0

  • Manufacturer:
    Siemens
  • Product Category:
    General Automation
  • Spare Part Number:
    6DD1606-3AC0
  • Estimated shipping dimensions:
    2.8x25.3x26.1cm
  • Weight:
    0.4 kg
  • Tariff Code:
    8537101190
  • Counliy of origin:
    Germany
  • Module designation:
    IT41
  • Hardware type:
    Expansion module
  • Host CPU:
    PM5 or PM6
  • Analog outputs:
    4
  • Analog inputs:
    4
  • Binary outputs:
    16
  • Binary inputs:
    16
  • Incremental encoders:
    4 with monitoring tracks
  • Encoder supervision:
    Interrupt input and reset output per encoder
  • Expansion limit:
    Up to two ITxx modules per CPU
  • Acceptance:
    I/O values, encoder tracks and diagnostics

Information

Overview Manuals Common Applications Product Precautions
On a matched PM5 or PM6 CPU position, Siemens 6DD1606-3AC0 extends technology I/O without requiring a separate backplane slot for data exchange.
  • Uses the IT41 expansion-module architecture.
  • Provides four analog inputs and four analog outputs.
  • Provides sixteen binary inputs and sixteen binary outputs.
  • Supports four incremental encoders with monitoring tracks.

Keep the analog, binary and encoder assignments tied to the host CPU record. Validate each signal group and its diagnostic response before enabling the machine function.

Important Notice: A PM5 or PM6 CPU accepts no more than the documented ITxx expansion limit; confirm the complete 6DD1606-3AC0 arrangement before installation.

Siemens 6DD1606-3AC0 Manuals & Downloads
Siemens 6DD1606-3AC0 Technical Reference (PDF)Siemens 6DD1606-3AC0 Installation & Commissioning Guide (PDF)

The technical reference defines IT41 I/O and encoder resources; the guide sequences PM5 or PM6 matching, channel restoration, monitoring-track tests and final diagnostics.

Analog I/O expansion
Adds four inputs and four outputs to the documented PM5 or PM6 application.
Binary signal expansion
Provides sixteen binary inputs and sixteen outputs for assigned machine logic.
Incremental-encoder feedback
Connects four monitored encoder channels with their associated supervision functions.
CPU-mounted renewal
Replaces an exact IT41 position while retaining host limits and channel allocation.
Handle 6DD1606-3AC0 as an IT41 extension of its PM5 or PM6 CPU. Preserve the complete channel map and encoder supervision arrangement.
1
Confirm the host is the documented PM5 or PM6 CPU.
2
Check the limit of up to two ITxx modules per CPU.
3
Save the channel allocation and application configuration.
4
Label all analog and binary conductors before removal.
5
Record every encoder, monitoring track and reset path.
6
Seat the IT41 module without stressing CPU connectors.
7
Test analog and binary channels in controlled groups.
8
Prove all four encoder channels and diagnostics before release.

Technical notes

Match Siemens 6DD1606-3AC0 to the complete installed record, host position and companion hardware. Preserve connections and settings; then verify diagnostics and technology I/O and incremental-encoder expansion for a PM5 or PM6 CPU under controlled conditions.

FAQ View All FAQ

  • What does 6DD1606-3AC0 identify?
    6DD1606-3AC0 identifies the it41 expansion module used for technology I/O and incremental-encoder expansion for a PM5 or PM6 CPU.
  • Which installed system must 6DD1606-3AC0 match?
    Match 6DD1606-3AC0 to the recorded SIMADYN D host, position and companion hardware.
  • Which markings must be checked on 6DD1606-3AC0?
    Verify the complete 6DD1606-3AC0 text and every suffix, revision or assembly marking on the supplied item.
  • What should be recorded before removing 6DD1606-3AC0?
    Record the slot, connectors, cable labels, switches, parameters, adjacent hardware and diagnostic state.
  • Can 6DD1606-3AC0 be replaced by appearance alone?
    No. 6DD1606-3AC0 requires an exact identity and interface match against the installed-system record.
  • How should 6DD1606-3AC0 be isolated?
    Use the approved maintenance state, remove connected energy and prove the affected circuit safe.
  • What is checked after installing 6DD1606-3AC0?
    Check mechanical seating, wiring, settings, communication, diagnostics and every affected function.
  • What releases 6DD1606-3AC0 to service?
    A recorded acceptance test must confirm technology I/O and incremental-encoder expansion for a PM5 or PM6 CPU without unexpected alarms or process response.
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