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Allen-Bradley 1756-IF16
Allen-Bradley 1756-IF16
Allen-Bradley 1756-IF16
Allen-Bradley 1756-IF16
Allen-Bradley 1756-IF16
Allen-Bradley 1756-IF16
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16-point current/voltage analog input module

1756-IF16

Spare Part Number

PN1756-IF16/A

Product Information:

The 1756-IF16 is 16-point current/voltage analog input module for ControlLogix chassis-based control systems. It digitizes field voltage or current signals using single-ended, differential, or high-speed differential channel configurations.

Product image is representative; revision or series may vary. Contact us to request a specific version.
  • One-year warranty
  • Global shipping
  • Exact-model verification
    • PRODUCT OVERVIEW

      What is this product?

      Allen-Bradley 1756-IF16 is 16-point current/voltage analog input module designed for ControlLogix chassis-based control systems. According to the manufacturer documentation, it digitizes field voltage or current signals using single-ended, differential, or high-speed differential channel configurations. The ordering code identifies catalog number, hardware series, firmware/application configuration, channel mode, and required removable terminal block, so the complete nameplate information should be reviewed whenever the item is being selected for a maintenance replacement, a system extension, or a spare-parts holding.

      Source boundary

      Exact-model hardware values shown here are qualified from public technical cross-references and require order-stage confirmation.
    • APPLICATIONS

      Where it may be used

      Typical industries that use a ControlLogix analog input module to bring field current and voltage measurements into plant control.

      Water & Wastewater

      Collects level, flow, pressure and analytical transmitter signals across treatment and pumping processes.

      Chemical Processing

      Feeds reactor temperature, vessel level and process-pressure measurements into centralized control.

      Food & Beverage

      Monitors tank level, temperature and flow on mixing, filling and utility systems.

      Metals & Mining

      Acquires analog measurements from mills, conveyors, furnaces and lubrication systems.
Technical specifications for

1756-IF16

0 TECHNICAL PARAMETERS
  • Manufacturer:
    Allen-Bradley
  • Product Category:
    PLC and Machine Control
  • Spare Part Number:
    1756-IF16/A
  • Inputs:
    16 single-ended / 8 differential / 4 high-speed differential
  • Input ranges:
    ±10 V, 0...10 V, 0...5 V, 0...20 mA
  • Backplane current at 5.1 V:
    200 mA max
  • Backplane current at 24 V:
    35 mA max
  • Total backplane power:
    2.33 W
  • Voltage input impedance:
    >10 MΩ
  • Current input impedance:
    249 Ω
  • Normal-mode rejection:
    >80 dB at 50/60 Hz
  • Required RTB:
    1756-TBCH or 1756-TBS6H
  • Offset drift:
    45 μV/°C
  • Removable terminal block:
    1756-TBCH, 1756-TBS6H
  • Temperature, operating:
    0…60 °C (32…140 °F)
  • Temperature, surrounding air, max:
    60 °C (140 °F)
  • Temperature, nonoperating:
    -40…85 °C (-40…185 °F)
  • Relative humidity:
    5…95% noncondensing
  • Vibration IEC 60068-2-6 (Test Fc, Operating):
    2 g @ 10…500 Hz
  • Series:
    Allen-Bradley ControlLogix
  • Stock Availability:
    6
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    Pay by bank transfer

    Pay the full invoiced amount by bank wire in RMB/CNY, GBP, EUR or USD using the official invoice details.
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    Verify and dispatch

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BUYER INFORMATION

Product condition level information

Commercial details are confirmed in writing before payment.
  • 01

    Factory Sealed

    Unused product with the original factory seal intact; packaging age or storage marks may still be present.

  • 02

    Original Pack

    Unused product in original manufacturer packaging that was not originally factory sealed.

  • 03

    Factory New

    New and current product sourced through the manufacturer or authorized supply channel when expressly confirmed in the quotation.

Revisions

Revision Part #

Also known as

1756-IF16 Ser A
1756-IF16/A, Series A, Rev A

Alternative Names

1756IF16 1756-IF16/A 1756-1F16 A 1756-1F16-A I756 1FI6 1756 1F16 A

Information

Overview Manuals Compatibility Checks Installation Planning Configuration Reference

Features:

  • ControlLogix 1756 identity: 1756-IF16 belongs to the documented ControlLogix 1756 family.
  • Configuration: 16 single-ended, 8 differential, or 4 high-speed differential inputs; ±10 V, 0...10 V, 0...5 V, and 0...20 mA ranges.
  • Verification focus: Confirm catalog number, hardware series, firmware/application configuration, channel mode, and required removable terminal block before replacement.
Allen-Bradley 1756-IF16 is 16-point current/voltage analog input module designed for ControlLogix chassis-based control systems. According to the manufacturer documentation, it digitizes field voltage or current signals using single-ended, differential, or high-speed differential channel configurations. The ordering code identifies catalog number, hardware series, firmware/application configuration, channel mode, and required removable terminal block, so the complete nameplate information should be reviewed whenever the item is being selected for a maintenance replacement, a system extension, or a spare-parts holding.

The technical content for 1756-IF16 is limited to the manufacturer product page and the cited official datasheet or manual. Final compatibility depends on the ControlLogix chassis, controller project, channel wiring mode, input range, and 1756-TBCH or 1756-TBS6H terminal block.

The Allen-Bradley 1756-IF16 16-point current/voltage analog input module is supported by Moore Automated for verified industrial replacement and spare-part requirements.
Allen-Bradley 1756-IF16 16-point current/voltage analog input module manual(Datasheets), Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

Compatibility Checks

Confirm the ControlLogix chassis, controller project, channel wiring mode, input range, and 1756-TBCH or 1756-TBS6H terminal block. The complete 1756-IF16 marking and nameplate data should be compared with the installed item before a purchase order is released.

Installation Planning

Follow the manufacturer instructions and verify RTB type, field wiring, grounding, channel mode, input range, and module keying. Accessories, connectors, cables, sockets, or terminal blocks must be ordered separately unless the quotation lists them.

Configuration Reference

16 single-ended, 8 differential, or 4 high-speed differential inputs; ±10 V, 0...10 V, 0...5 V, and 0...20 mA ranges. Use the official ordering information to confirm every suffix, revision, and option that applies to the required unit.

Technical notes

1756-IF16 is specified for ControlLogix chassis-based control systems and digitizes field voltage or current signals using single-ended, differential, or high-speed differential channel configurations. Its ordering identity depends on catalog number, hardware series, firmware/application configuration, channel mode, and required removable terminal block; compatibility must therefore be checked against the ControlLogix chassis, controller project, channel wiring mode, input range, and 1756-TBCH or 1756-TBS6H terminal block. Installation and connection should follow the cited manufacturer document, with RTB type, field wiring, grounding, channel mode, input range, and module keying confirmed before the unit is placed in service.

Input Modes and Signal Ranges

1756-IF16 is a non-isolated ControlLogix current/voltage analog input module. It supports 16 single-ended, 8 differential, or 4 high-speed differential inputs, with channel ranges of -10…10 V, 0…5 V, 0…10 V, or 0…20 mA. A 16-bit A/D converter digitizes the field signals; select the wiring mode before assigning channels.

Wiring and Isolation

The 1756-IF16 supports 16 single-ended inputs, 8 differential inputs or 4 high-speed differential inputs. Each active channel can be configured for -10...10 V, 0...5 V, 0...10 V or 0...20 mA. Current-input channels use the 249 Ω internal shunt through iRTN, while voltage inputs have greater than 10 MΩ input impedance.

Field wiring connects through a separately supplied 1756-TBCH screw-clamp or 1756-TBS6H spring-clamp removable terminal block. The module is rated for 250 V continuous isolation between the input side and the ControlLogix backplane; individual input channels are not isolated from one another.

Before commissioning, match the selected channel mode and input range to the Rockwell Automation field-wiring diagram, confirm the RTB type and verify all IN, RTN and iRTN terminations.

Customs & shipping dimensions / weight

  • Packed shipping dimensions
    Confirmed after final packing
    The module measures approximately 3.5 x 14.2 x 14.5 cm before packing; final packed dimensions are recorded after protective packing.
  • Packed shipping weight
    Confirmed after final packing
    Approximate net weight is 0.22 kg; final gross shipping weight is recorded after protective packing.
  • HS / customs code
    8537101190
    China customs classification for programmable-control apparatus; destination-country classification is confirmed by the customs declarant.
  • Country of origin
    Multiple manufacturing locations
    Rockwell Automation lists multiple countries of origin based on manufacturing location; verify the supplied unit from its nameplate and shipment documents.
  • Ships from
    Xiamen, Fujian, China
    Dispatch location, quantity and handling time are confirmed in the written quotation.
  • Customs documents
    Confirmed for the destination
    Invoice, packing-list and origin-document requirements are agreed with the order.
PRODUCT & ORDER FAQS

Questions buyers ask about 1756-IF16

  • How many input channels can the 1756-IF16 provide?

    It supports 16 single-ended inputs, 8 differential inputs, or 4 high-speed differential inputs. The selected wiring method determines the usable channel count.
  • Which signal ranges can be configured on the 1756-IF16?

    Each channel can be configured for -10…10 V, 0…5 V, 0…10 V, or 0…20 mA input in the ControlLogix project.
  • Which removable terminal blocks are compatible with the 1756-IF16?

    Use a 1756-TBCH screw-clamp RTB or a 1756-TBS6H spring-clamp RTB. Confirm that the required RTB is included separately when ordering.
  • Are the 1756-IF16 input channels isolated from one another?

    No. The inputs have reinforced isolation from the backplane, but there is no isolation between individual input channels.
  • Why are the iRTN terminals used for current inputs?

    The current-input circuit uses the iRTN path and its internal 249 Ω resistor. Wire each current loop exactly as shown in the Rockwell field-side diagram.
  • When should differential wiring be selected?

    Use differential wiring when the signals have separate returns or improved noise immunity is required. This mode reduces the usable channel count to eight.
  • What changes when high-speed differential mode is used?

    High-speed mode provides the fastest data updates, uses differential wiring, and permits one channel out of each group of four, for four active inputs.
  • What should be verified during commissioning?

    Confirm channel mode, input range, engineering scaling, real-time sample rate, notch filter, RTB wiring, grounding, and module status before accepting live measurements.
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    Condition, warranty, lead time, included items and shipping terms are stated clearly in writing.
  • 20+ years of experience

    Over 20 years of experience in industrial automation and hard-to-source legacy parts.
  • Product Lifecycle Stage

    Active / Available from OEM

    Moore Automated supplies verified Allen-Bradley 1756-IF16 analog input modules and ControlLogix spares. Series, channel mode, input range, terminal block, and project compatibility checks support a reliable replacement and reduce control-system downtime.
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Moore Disclaimer: Moore Automated's sales automation equipment and related solutions are intended for industrial automation and business operational efficiency improvement purposes only. Product information, technical parameters, and application cases are for reference only and do not constitute an absolute guarantee of performance for any specific industry, scenario, or final application. Actual equipment performance may vary depending on factors such as the usage environment, system integration method, and maintenance conditions. Users should confirm compatibility and safety based on professional technical assessments. Moore Automated assumes no liability for any direct or indirect losses caused by improper use, modification, or failure to operate according to specifications, to the extent permitted by law.

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