LCD Display Electronic Preset Counter

RC series

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This model has been discontinued.

72-mm□ 6-digit 7-segment LED, One-stage Preset, AC Power Supply, Round Hole Mounting RC2-23

RC2-23 - 72-mm□ 6-digit 7-segment LED, One-stage Preset, AC Power Supply, Round Hole Mounting




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: 15 mm)

Number of digits

6-digit display, -99,999 to 999,999*1

Prescale function



Power off memory time

Approx 10 years (at 20°C 68°F)



Mounting method

Panel mount (embedding), stand mount (optional)

External calibration input signal


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])


Control output

Relay output: 1c, 250 VAC, 3 A or less (360 VA or less, resistive load)

Control output

One-shot output time

0.01 s to 0.5 s (variable)


Relay output: 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


Power voltage

100 to 240 VAC ±10 %, 50/60 Hz

Power consumption

11VA or less

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


Approx. 240 g

*1 Display uses the zero suppression method.

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