LCD Display Electronic Preset Counter

RC series

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Model

RC2-21

RC2-22

Type

1-level preset counter/timer, DC type

Operation method

Addition, subtraction, addition and subtraction

Operation mode

Overcount, auto reset, rotary, range distinction

Return method

Manual reset, external reset, automatic reset

Display power

7-segment LED (character height: 14 mm)

Number of digits

5-digit display (zero suppression method), -9,999 to 99,999*1

Prescale function

A

1 to 99 is counted per pulse input

B

1 is counted per 1 to 99,999 pulse inputs

Power off memory time

Approx 10 years (at 20°C 68°F)

Input

System

Separate, instruction, phase difference

Mounting method

Panel mount (embedding)

External calibration input signal

Signal

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

Highest counting speed

With contacts: 50 Hz, without contacts: 500 Hz, 5 kHz, 50 kHz (switchable; 1:1 ON:OFF ratio)

Input signal

Output

Control output

Relay output: 1c, 250 VAC, 2 A (125 VA or less); maximum NPN open-collector output: 100 mA (40 V or less); residual voltage: 1 V or less; hold/one-shot (switchable)

Relay output: 1c, 250 VAC, 2 A × 2 (125 VA or less); maximum NPN open-collector output: 100 mA (40 V or less); residual voltage: 1 V or less; hold/one-shot (switchable)

Control output

One-shot output time

Can be set to an arbitrary value between 0.01 and 9.99 seconds (in units of 0.01 seconds)

Relay

Relay output: 13 ms (when set to 50 Hz), 4 ms (when set to 500 Hz), 4 ms (when set to 5 kHz), 4 ms (when set to 50 kHz)

Open-collector output: 10 ms (when set to 50 Hz), 1 ms (when set to 500 Hz), 100 μs (when set to 5 kHz), 15 μs (when set to 50 kHz)

DC output

12 VDC ± 10%, 100 mA maximum

Rating

Power voltage

100 to 240 VAC ± 10%, 50/60 Hz

100 to 240 VAC ±10%, 50/60 Hz

Power consumption

12VA or less

Noise resistance

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

Environmental resistance

Withstand voltage

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

Vibration

10 to 55 Hz, 0.75 mm 0.03" double amplitude for 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

Insulation resistance

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

Operating temperature range

0 to +50°C 32 to 122°F

Operating ambient humidity

35 to 85% RH (No condensation)

Weight

Approx 320 g

*1 Display uses the zero suppression method.

Model

RC-11

RC-12

RC-16

Type

1-level preset counter/timer, AC type

1-level preset counter, AC type*1

1-level preset counter, DC type

Function selection

Counter, timer (switchable by way of a switch)

-

Operation method

Addition, subtraction, addition and subtraction (phase difference)

Operation mode

Counter: over count, auto reset, range distinction
Timer: on delay, one-shot, flicker, range distinction

Overcount, auto reset, range distinction

Return method

Manual reset, external reset, automatic reset (counter: in auto reset mode, timer: in flicker mode)

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

Display power

7-segment LCD (character height: 8.5 mm 0.33")

7-segment LCD (character height: 8.5 mm 0.33")

Number of digits

6-digit display (zero suppression method),
Counter: -99999 to 999999, timer: -9H59M59S to 99H59M59S/-99s999ms to 999s999ms (switchable)

6-digit display (zero suppression method), -99,999 to 999,999

Power off memory time

Approx 10 years (at 20°C 68°F)

Timer accuracy

100 hours: ±0.01% ± 1 s (percentage of the time-up value), 1,000 seconds: ±0.01% ± 1 ms (percentage of the time-up value)

-

Mounting method

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

Highest counting speed

With contacts: 30 c/s, without contacts: 1 kc/s (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, 2 A (resistive load)
Maximum NPN open-collector output: 100 mA (40 V or less), residual voltage: 1 V or less

Relay output: 1c, 250 VAC, 2 A (resistive load); maximum NPN open-collector output: 100 mA (40 V or less); residual voltage: 1 V or less*2

Maximum NPN open-collector output: 100 mA (40 V or less), residual voltage: 1 V or less*2

Control output

Relay

Relay output: 20 ms or less (when set to 30 c/s), 5 ms or less (when set to 1 kc/s);
Open-collector output: 15 ms or less (when set to 30 c/s), 2 ms or less (when set to 1 kc/s)

DC output

12 VDC ± 10%, 50 mA maximum

-

Rating

Power voltage

100 to 120 VAC, 200 to 240 VAC ± 10%, 50/60 Hz

12 to 24 VDC ± 10%

Power consumption

6VA or less

-

Current consumption.

-

45 mA or less

Noise resistance

Square wave noise generated by a noise simulator, between the power supply terminals, 1.2 kV for 1 µs

Environmental resistance

Operating temperature range

-10 to +50°C 14 to 122°F, No freezing

Operating ambient humidity

35 to 85% RH (No condensation)

35 to 85% RH (No condensation)

Weight

Approx 200 g

Approx 230 g

Approx 75 g

*1 This product does not comply with EMC directive.
*2 NPN output can easily be converted to PNP output by connecting the optional OP-5148 PNP Output Converter.

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