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Single pen circular chart recorder     

A robust, fully programmable, circular chart recorder for all single channel recording applications



The C1901 circular chart recorder is a single pen, fully programmable circular chart recorder. The instrument's straightforward operator controls and robust construction make it suitable for a variety of industrial environments.

NEMA 4X protection ensures the C1901 can survive in the harshest environments and makes the recorder ideal for use in panels which are regularly hosed down. The tough, acid-resistant case and secure cable-entry glands maintain the NEMA 4X rating for wall-mount or pipe-mount instruments.


  • Simple installation with a choice of wall-, pipe- or panel-mounting

  • NEMA 4X/IP66 protection make it ideal for harsh industrial environments 

  • View the status of your process at a glance with six-digit indicator panel that continuously displays process value

  • Suitable for numerous applications due to universal process input

  • Easy measurement, control and recording with range of linearizers that are included as standard

  • Optional totalizer function with maximum count of 8 digits


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