S664 – 1/8 DIN Frequency Counter – Simpson


The Simpson S664 Frequency Counter has been designed to handle a broad range of your roughest industrial applications with the NEMA 4X rated front cover.  The S660 series are programmed from the front panel by using large buttons that have a tactile feedback to help prevent keystroke errors.

  • NEMA-4X Front Panel
  • Four Frequency Ranges Available (99 Hz, 999 Hz, 9 kHz, 35 kHz)
  • Easy to Use (Install/Wire/Mount, Select Range, and Go)
  • Bright Red LEDs for Easy Viewing
  • Minimum Mounting Depth Required
  • 120 or 240 VAC
  • Optional Excitation Output 12 VDC at 100 mA
  • Modular Design
  • Screw Terminals for Easy Installation
  • CE & C-UL Approved, UL Listed

Catalog Page 40                    S664 Datasheet

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Item # Power Supply Input Type Excitation Output
S664-1-2-0-0-0120 VACQuadrature inputNone
S664-1-2-0-1-0120 VACQuadrature input12 VDC
S664-2-1-0-0-0240 VACStandard Pulse InputNone
S664-2-2-0-1-0240 VACQuadrature input12 VDC
S664-2-1-0-1-0240 VACStandard Pulse Input12 VDC
S664-2-2-0-0-0240 VACQuadrature inputNone
S664-1-1-0-1-0120 VACStandard Pulse Input12 VDC
S664-1-1-0-0-0120 VACStandard Pulse InputNone
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