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1762-IF4

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Allen-Bradley 1762-IF4 is a four-channel differential analog input module for configurable voltage or current measurement in MicroLogix expansion systems.
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Technical specifications for 1762-IF4

  • Manufacturer:
    Allen-Bradley
  • Part Number:
    1762-IF4
  • Product Family:
    MicroLogix
  • Product Type:
    MicroLogix 4-Channel Analog Input Module
  • Stock:
    1
  • Analog inputs:
    4 differential
  • Signal types:
    Voltage or current
  • Normal voltage range:
    -10…10 V DC
  • Normal current range:
    4…20 mA
  • Full-scale ranges:
    -10.5…10.5 V DC; -21…21 mA
  • Input resolution:
    15 bit
  • Input update time:
    130…530 ms, selectable
  • Channel diagnostics:
    Over-range, under-range, open circuit
  • Bus current draw:
    40 mA at 5 V DC; 50 mA at 24 V DC
  • Operating temperature:
    -20…65 °C
  • Weight:
    0.235 kg
  • Estimated shipping dimensions:
    9x4.04x8.7cm
  • Tariff Code:
    8537101190
  • Country of origin:
    Malaysia
  • 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 Range & Filter Differential Wiring Channel Diagnostics Product Applications

Features:

  • Four differential channels: configurable for voltage or current measurement
  • Selectable conversion: channel range, filter, format, and enable controls
  • Diagnostic visibility: range and open-circuit status for analog troubleshooting
1762-IF4 brings four general-purpose analog measurements into a MicroLogix expansion bank.

Its selectable filter and data format create a direct tradeoff between update behavior, resolution, and controller interpretation.

A complete channel schedule should define signal type, range, scaling, shield, common, filter, and diagnostic response before wiring begins.

Apter Power can coordinate official-document review, quotation, and sourcing support for 1762-IF4.
Allen-Bradley 1762-IF4 MicroLogix 4-Channel Analog Input Module Manuals, Datasheets, Links
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.
  • Signal selection: assign voltage or current mode independently to the intended channel wiring.
  • Filter choice: balance update time and noise rejection using the documented selectable frequencies.
  • Data format: align raw representation and controller scaling before live process acceptance.
  • Terminal pairing: land each source on the official differential input and return terminals.
  • Shield routing: use the recommended cable practice and single-point shield termination.
  • Common-mode limit: measure source-to-system potential when values clip or shift unexpectedly.
  • Status bits: interpret over-range, under-range, and open-circuit information with the process value.
  • Injected proof: test known points at the terminal and compare raw, scaled, and supervisory readings.
  • Power distance: keep the module within its documented power-supply distance and bus-current budget.
  • Process measurement: acquire qualified voltage or current transmitters in compact automation cells.
  • Machine condition signals: bring multiple bipolar analog values into a MicroLogix controller.
  • Commissioning and diagnostics: use channel status with injected signals to isolate wiring, range, and scaling errors.
Description
1762-IF4 is a four-channel differential analog input module for the MicroLogix 1200 expansion platform. Each channel can be configured for qualified voltage or current signals, allowing one compact module to acquire multiple bipolar analog measurements.

Channel configuration is central to 1762-IF4 operation. Range, data format, filter, and channel enable settings affect update time, resolution, diagnostic behavior, and the raw values delivered to the controller; the module also reports over-range, under-range, and open-circuit conditions through status information.

Within a MicroLogix expansion layout, 1762-IF4 represents the general voltage-and-current input function rather than a resistance, thermocouple, or output role. Selecting the exact IF4 catalog keeps the controller data path aligned with the intended bipolar analog signals and module profile.
Alternative Names
Allen-Bradley 1762-IF4 Rockwell Automation 1762-IF4 AB 1762 IF4 1762IF4 analog input MicroLogix four-channel analog input 1762 IF4 current voltage module
Technical notes
When a 1762-IF4 channel clips or drifts, investigate the selected input mode before changing controller scaling. Compare the live terminal signal with the configured voltage or current range, review channel status for over-range, under-range, or open-circuit indication, and inspect shield and common routing before editing the program.
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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.
Why can 1762-IF4 report an open circuit on a current channel that is enabled?
Check the current-loop source, terminal pair, return path, configured range, channel status, and field supply with a meter; an enabled channel does not prove loop continuity.
How should filter selection on 1762-IF4 be balanced against response time?
Choose the official filter by expected signal bandwidth and plant noise, then inject a controlled step and record update time and stability before finalizing controller scaling.
What causes 1762-IF4 values to saturate even though the transmitter output seems valid?
Verify voltage-versus-current configuration, full-scale range, differential wiring, common-mode potential, and raw data format before adjusting engineering-unit limits.
Can 1762-IF4 accept RTD or thermocouple sensors directly?
No. This catalog is for configurable voltage or current inputs; use manufacturer-documented sensor conditioning or the correct dedicated input module rather than reinterpreting the IF4 terminals.
How should 1762-IF4 be commissioned from terminal to HMI?
Inject several known signal points, compare terminal measurement, raw channel data, configured format, controller scaling, and HMI value, and retain channel-status evidence for each test.
What installation checks prevent noise problems on 1762-IF4?
Confirm recommended shielded cable, one-end shield grounding, separation from AC and output wiring, correct module position, power-supply distance, enclosure ground, and secure terminal torque.