LCD Display Electronic Preset Counter

RC series

This model has been discontinued.
Compliance with the certification standard is ensured as of the time of shipment from our company.

72-mm□ 5-digit 7-segment LED, One-stage Preset, AC Power Supply RC2-21K

RC2-21K - 72-mm□ 5-digit 7-segment LED, One-stage Preset, AC Power Supply

*Please note that accessories depicted in the image are for illustrative purposes only and may not be included with the product.

Specifications

Model		RC2-21K
Operation method		Addition, subtraction, addition and subtraction
Operation mode		Overcount, auto-reset, rotary, comparator
Return method		Manual, External, Automatic (auto-reset)
Display power		7-segment LED (character height: 14 mm)
Number of digits		5 (with zero-suppress function) -9999 to 99999^*1
Prescale function	A	1 pulse → 1 to 99 counts
	B	1 to 99999 pulses → 1 count
Power off memory time		Lithium battery (service life: Approx 10 years at 20°C)
Input	System	Individual, command, phase differential
Mounting method		Flush (panel) mounting
External calibration input signal	Signal	Non-voltage input (contact or solid-state) (Count input, inhibit input, reset input)
Highest counting speed		Contact input: 50 c/s. Solid-state: 500 c/s, 5 kc/s, 50 kc/s selectable (ON/OFF ratio=1:1)
Control output	One-shot output time	0.01 s to 9.99 s (variable)
	Solid-state	Contact: 13 ms (50 c/s mode) 4 ms (500 c/s mode) 4 ms (5 kc/s mode) 4 ms (50 kc/s mode)
DC output		12 VDC ± 10%, 100 mA maximum
Rating	Power voltage	100 to 240 VAC ±10 %, 50/60 Hz
	Power consumption	12VA or less
Environmental resistance	Insulation resistance	100 MΩ min. at 500 VDC megger (across terminal and housing)
Noise resistance		Square-wave noise by noise simulator: 1 kV p-p, 1 µs (across power terminals)
Environmental resistance	Ambient temperature	0 to +50 °C
	Relative humidity	35 to 85 % RH (No condensation)
	Withstand voltage	500 VAC, for 1 minute (across external AC terminal)
Weight		Approx. 320 g
^*1 Display uses the zero suppression method.