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          LCD Display Electronic Preset CounterRC series

          RC-18

          48-mm□ 4-digit 7-segment LED, One-stage Preset, AC Power Supply

          SPECIFICATIONS

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          Model

          RC-18

          Type

          1-level preset counter/timer, DC type

          Operation method

          Addition, subtraction

          Operation mode

          Overcount, auto reset

          Return method

          Manual reset, external reset, automatic reset (in auto reset mode)

          Display power

          7-segment LED (character height: 12 mm)

          Number of digits

          4-digit display, -999 to 9,999*1

          Power off memory time

          Approx 10 years (at 20°C 68°F)

          Mounting method

          Panel mount (embedding), surface mount, DIN rail mount*2

          Highest counting speed

          With contacts: 30 Hz, without contacts: 5 kHz (1:1 ON:OFF ratio)

          Input signal

          No-voltage input (with contacts, without contacts [count input, inhibit input, reset input])

          Output

          Control output

          Relay output: 1c, 250 VAC, 3 A or less (resistive load)

          Control output

          One-shot output time

          0.01 s to 0.5 s (variable)

          Relay

          24 ms or less (when set to 30 Hz), 12 ms or less (when set to 5 kHz)

          DC output

          12 VDC ± 10%, 50 mA maximum

          Rating

          Power voltage

          100 to 240 VAC ±10 %, 50/60 Hz

          Power consumption

          9VA or less

          Current consumption

          -

          Environmental resistance

          Insulation resistance

          100 MΩ or more (tested with a 500 VDC megger) between all the external terminals and the case

          Noise resistance

          Square wave noise generated by a noise simulator, between the power supply terminals, 2 kV for 1 µs

          Environmental resistance

          Ambient temperature

          -10 to +50 °C 14 to 122 °F (No freezing)

          Relative humidity

          35 to 85 % RH (No condensation)

          Withstand voltage

          1,000 VAC for 1 minute (between all the external terminals and the case)

          Vibration resistance

          10 to 55 Hz, Double amplitude 1.5 mm 0.06", 2 hours in each of the X, Y, and Z directions

          Shock resistance

          100 m/s2, 3 times in each of the X, Y, and Z directions

          Weight

          Approx. 170 g (main unit only)

          *1 Display uses the zero suppression method.
          *2 Option OP-91867 is required to perform surface or DIN rail mounting.

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