4551x.100 calendar clock range with numeric day and date with 100mm (4″) digits

Our 4550 range of numeric time and date calendar clocks show the date as a numeric value in either European (4550) or US (4551) formats with an hours, minutes and seconds time display.

The range has a 12 or 24-hour time and numeric date display using two rows of 57mm (2.3″) or 100mm (4″) ultra-reliable blue, green, red or yellow/amber LED digits.

Viewing Distance: 50m (150ft)  
SKU: 4551.1 Category:

When can I expect my quote?

When you’re ready to submit, our UK-based team is here to help. You can expect your personalised quote within one business day during our office hours. For submissions outside these hours, processing will begin on the next business day.

Description

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    • Our 4551 range of numeric time and date calendar clocks show the date as a numeric value in US format with an hours, minutes and seconds time display.
    • The range has a 12 or 24-hour time and numeric date display using two rows of 100mm (4″) ultra-reliable blue, green, red or yellow/amber LED digits.
    • An RC100 handset is provided for remote time-setting, stopwatch control, operating mode and special function selection.

    Operation

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      Wharton numeric date clocks have many user-selected modes of operation:

      • E and NE versions can be used in stand-alone applications using their internal time references.
      • The clock has rear connections to enable time synchronisation using one of a wide selection of time code protocols from a Wharton 5000 series master clock or suitable third party time reference.
      • You can synchronise individual calendar clocks with a satellite-based atomic time reference via a control message from a Wharton 488HS series GPS or GLONASS  time signal receiver.
      • N and NE versions can be controlled and synchronised to time via their 10/100Base-t Ethernet NTP connection to your existing network with accurate time information provided by a local or internet time server for simple, low-cost installation and control.

      Stopwatch

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        Stopwatch operation

        • Wharton 4000 series time and date clocks have time digits freely switchable between the display of time-of-day and multifunction stopwatch or countdown time.
        • The standard RC100 IR handset controls the stopwatch and countdown timer functions.
        • You can also control the stopwatch functions of E and NE versions with an optional 496E dedicated switch panel or by external user-supplied voltage free contacts.
        • Multiple N or NE versions of 4000 series clocks may be operated in Network Stopwatch Mode to provide a remote readout of stopwatch or timer counts.

        496E switch panel – features:

        • 1G plate size 86mm x 86mm with IP65 rated sealed switches.
        • We supply the 496E panel with a 5m three core captive cable interconnection to the clock. You can extend the interconnection distance up to 20m using a 7/0.2 (0.22mm2) screened cable. Please contacttechnical support for longer interconnection distances.
        • Please note that you must use either the RC100 infrared remote control or the rear-mounted clock setting switches for setting the clock time and date or the clock and stopwatch operating modes. You cannot use the 496E panel for time, date and function setting.

        User-programmable stopwatch and countdown timer function

        • The following stopwatch and countdown timer functions are user programmable:
          • Stopwatch display modes
          • Stopwatch display resolution
          • Stopwatch count direction
          • Stop/start and hold switch actions
          • Countdown start count
          • Using external, voltage free, switch contacts – E and NE versions only

        For further information about stopwatch & countdown timer operation

        Installation

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          Installation

          • The high-quality clock enclosures have a black, silver or special order finish. Case type and colour information.
          • The standard model is suitable for freestanding or wall mounting using the multi-angled brackets supplied. Mounting options include cases for flush wall mounting and single or double-sided clocks with mounting supports for ceiling suspension.
          • 110-230V AC, 24 or 48V DC power supply options.
          • All Wharton day-date products are designed, manufactured and tested to International Quality and Performance Standards.
          • Unrivalled free product lifetime technical support with unlimited advice and information to the original user for the life of the digital clock. Many previous models are still in service more than 15 years after first supply.

            This form uses Akismet to reduce spam. Learn how your data is processed.

            • Our 4551 range of numeric time and date calendar clocks show the date as a numeric value in US format with an hours, minutes and seconds time display.
            • The range has a 12 or 24-hour time and numeric date display using two rows of 100mm (4″) ultra-reliable blue, green, red or yellow/amber LED digits.
            • An RC100 handset is provided for remote time-setting, stopwatch control, operating mode and special function selection.

              This form uses Akismet to reduce spam. Learn how your data is processed.

              Wharton numeric date clocks have many user-selected modes of operation:

              • E and NE versions can be used in stand-alone applications using their internal time references.
              • The clock has rear connections to enable time synchronisation using one of a wide selection of time code protocols from a Wharton 5000 series master clock or suitable third party time reference.
              • You can synchronise individual calendar clocks with a satellite-based atomic time reference via a control message from a Wharton 488HS series GPS or GLONASS  time signal receiver.
              • N and NE versions can be controlled and synchronised to time via their 10/100Base-t Ethernet NTP connection to your existing network with accurate time information provided by a local or internet time server for simple, low-cost installation and control.

                This form uses Akismet to reduce spam. Learn how your data is processed.

                Stopwatch operation

                • Wharton 4000 series time and date clocks have time digits freely switchable between the display of time-of-day and multifunction stopwatch or countdown time.
                • The standard RC100 IR handset controls the stopwatch and countdown timer functions.
                • You can also control the stopwatch functions of E and NE versions with an optional 496E dedicated switch panel or by external user-supplied voltage free contacts.
                • Multiple N or NE versions of 4000 series clocks may be operated in Network Stopwatch Mode to provide a remote readout of stopwatch or timer counts.

                496E switch panel – features:

                • 1G plate size 86mm x 86mm with IP65 rated sealed switches.
                • We supply the 496E panel with a 5m three core captive cable interconnection to the clock. You can extend the interconnection distance up to 20m using a 7/0.2 (0.22mm2) screened cable. Please contacttechnical support for longer interconnection distances.
                • Please note that you must use either the RC100 infrared remote control or the rear-mounted clock setting switches for setting the clock time and date or the clock and stopwatch operating modes. You cannot use the 496E panel for time, date and function setting.

                User-programmable stopwatch and countdown timer function

                • The following stopwatch and countdown timer functions are user programmable:
                  • Stopwatch display modes
                  • Stopwatch display resolution
                  • Stopwatch count direction
                  • Stop/start and hold switch actions
                  • Countdown start count
                  • Using external, voltage free, switch contacts – E and NE versions only

                For further information about stopwatch & countdown timer operation

                  This form uses Akismet to reduce spam. Learn how your data is processed.

                  Installation

                  • The high-quality clock enclosures have a black, silver or special order finish. Case type and colour information.
                  • The standard model is suitable for freestanding or wall mounting using the multi-angled brackets supplied. Mounting options include cases for flush wall mounting and single or double-sided clocks with mounting supports for ceiling suspension.
                  • 110-230V AC, 24 or 48V DC power supply options.
                  • All Wharton day-date products are designed, manufactured and tested to International Quality and Performance Standards.
                  • Unrivalled free product lifetime technical support with unlimited advice and information to the original user for the life of the digital clock. Many previous models are still in service more than 15 years after first supply.

                  Technical Specifications

                  Detailed technical information and operational modes

                  Physical Dimensions

                  800mm
                  Width
                  420mm
                  Height
                  66mm
                  Depth
                  8.5kg (19lb)
                  Weight

                  Display Specifications

                  LED Size 100mm (4")
                  Display Colours
                  Viewing Distance 50m (150ft)
                  Brightness Auto-adjustable

                  Installation & Mounting Options

                  Flexible mounting solutions for any environment

                  Power Supply Options

                  ♜
                  Mains Power Available with UK, EU, AU, US power leads
                  UK EU AU US
                  ▣
                  DC Power Supply Low voltage DC power options for industrial applications
                  24V DC 48V DC
                  ■

                  Wall Mounted

                  Standard wall mounting with included bracket system

                  ✣

                  Flush Mount

                  Seamless integration into wall surfaces

                  ↓

                  Ceiling Single

                  Single-sided ceiling suspended display

                  ↕

                  Ceiling Double

                  Double-sided ceiling suspended

                  Documentation & Downloads

                  Access technical documentation, manuals, and support resources

                  ▤

                  Installation Manual

                  4000x Series Manual

                  Installation, configuration, operation, and troubleshooting information for this product.

                  ⌄ Download PDF (2.4 MB)
                  ☊

                  Need Additional Support?

                  Our technical support team is available to help with installation, configuration, and troubleshooting.

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