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2707-M485P3

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Operator messages and numeric entries reach supported legacy PLC data through 2707-M485P3, a compact DTAM Micro terminal built around RS-485 communication.
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Technical specifications for 2707-M485P3

  • Manufacturer:
    Allen-Bradley
  • Part Number:
    2707-M485P3
  • Product Family:
    Allen Bradley Panelviews
  • Product Type:
    DTAM Micro RS-485 Operator Interface
  • Stock:
    1
  • Display:
    2 lines by 20 characters, LCD
  • Communication port:
    RS-485
  • Input power:
    18 to 30 V DC
  • Maximum current:
    200 mA
  • RS-485 distance:
    Up to 1219 m with documented interface hardware
  • RS-422 distance:
    Up to 61 m
  • Application software:
    DPS 2707-NP Series H or later
  • Transfer cable:
    2707-NC5
  • Weight:
    0.45 kg
  • Estimated shipping dimensions:
    9.91x13.72x4.57cm
  • Tariff Code:
    Please confirm the destination before shipping
  • Country of origin:
    USA
  • 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 RS-485 Topology Host Protocol Application Transfer Product Applications

Features:

  • Compact display: two lines of 20 characters for operator messages
  • RS-485 networking: documented controller communication through supported interfaces
  • Application storage: configurable screens, entries and alarm interaction
2707-M485P3 brings basic data entry and status presentation to legacy serial control systems without a graphical HMI footprint.

The terminal only becomes a functional replacement when its application, controller addresses, RS-485 settings and transfer method are preserved.

A practical service file combines the DTAM project, cable record, software release, node settings, wiring diagram and tested communication result.

Availability of 2707-M485P3 is subject to Apter Power inventory and sourcing confirmation.
Allen-Bradley 2707-M485P3 DTAM Micro RS-485 Operator Interface Manuals, Datasheets, and 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.
  • Controller route: identify the PLC-5, SLC or MicroLogix interface in use.
  • Node settings: preserve addressing and protocol parameters.
  • Cable distance: remain within the published limit for the actual interface.
  • Termination: match shielding, grounding and network-end practice to the drawing.
  • PLC mapping: retain every data address used by the DTAM screens.
  • Message behavior: verify numeric entry, status and alarm transactions.
  • Serial settings: align protocol, rate and node configuration.
  • Recovery test: prove read and write functions before production release.
  • DPS software: confirm 2707-NP Series H or later access.
  • Transfer cable: use the documented 2707-NC5 connection.
  • Archive: upload and validate the current application before removal.
  • Acceptance: test screens, entries, alarms and controller communication.
  • Machine status: present compact controller messages to an operator.
  • Numeric entry: write approved setpoints through the serial application.
  • Legacy panels: retain DTAM interaction with supported PLC communication paths.
Description
At a small legacy machine, 2707-M485P3 provides a two-line DTAM Micro interface for prompts, status messages, alarms and controlled numeric entry. Its role is to expose selected controller data without requiring a graphical HMI platform.

The application held by 2707-M485P3 defines the visible messages, target addresses and keypad behavior, while the installed RS-485 network determines how that application reaches the PLC. The terminal therefore has to be treated as both an operator device and a configured communication endpoint.

Service work on 2707-M485P3 should be tied to the actual machine communication path. Network interface hardware, cable routing, terminal power and PLC data destinations all influence whether a restored operator screen behaves correctly after installation.
Revisions

Revision Part #

Also known as

2707-M485P3 Ser C
2707-M485P3/C, Series C, Rev C
Alternative Names
Allen-Bradley 2707-M485P3 DTAM Micro RS-485 terminal 2707M485P3 AB DTAM Micro two-line operator interface
Technical notes
Application recovery is the main service risk for 2707-M485P3. Preserve the terminal program with the documented DPS 2707-NP Series H or later software and approved transfer cable, then record the serial settings and controller addresses before disconnecting a unit that still communicates with the validated machine application.
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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 2707-M485P3 display messages correctly but write values to the wrong PLC location?
Compare the downloaded application addresses with the current controller program and data format; stop testing if the archive belongs to another machine revision.
How should an intermittent long RS-485 link connected to 2707-M485P3 be investigated?
Inspect the documented interface hardware, termination, biasing, shield grounding and cable route, then compare errors at the terminal and controller before shortening or replacing equipment.
What can prevent keypad entries from 2707-M485P3 from reaching the controller even though status messages update?
Review the application permissions, target address, data type, communication status and controller logic that accepts the entry; receive traffic alone does not prove write access.
When should replacement of 2707-M485P3 stop because no application archive exists?
Pause before removing a communicative terminal and recover the program with the approved software and cable; hardware replacement cannot recreate screen text or controller references.
Why might 2707-M485P3 restart during message updates while the cabinet supply appears normal?
Measure voltage at the terminal during communication and keypad activity, then inspect conductor loss, connections and protection instead of relying on an unloaded cabinet reading.
How can a technician distinguish a 2707-M485P3 application fault from an RS-485 wiring fault?
Use a known message and observe terminal diagnostics: consistent framing errors point toward the link, while correct communication with wrong text or addresses points toward the application.