LED Timer

RT series

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

48-mm□ 4-digit 7-segment LED, One-stage Preset, DC Power Supply RT-14

RT-14 - 48-mm□ 4-digit 7-segment LED, One-stage Preset, DC Power Supply

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

Data Sheet (PDF)


CAD Data

360°view (3D PDF)





DC type

Operation method

Addition, subtraction, addition and subtraction

Operation mode

On-delay 1, On-delay 2, Power-on delay, Off-delay, fl icker (repeat cycle), interval, and total

Return method

Power reset, external reset, manual reset, automatic reset (excluding on delay 1, power on delay, and integration modes)

Display power

7-segment LED (character height: 12 mm)

Number of digits


Time range

0.001 s to 9.999 s, 0.01 s to 99.99 s, 0.1 s to 999.9 s, 1 s to 9999 s, 1 s to 99 m 59 s,
0.1 m to 999.9 m, 1 m to 9999 m, 1 m to 99 h 59 m, 0.1 h to 999.9 h, 1 h to 9999 h

Power off memory time

Service life: approx. 10 years at 20°C

Mounting method

Flush (panel) mounting, DIN-rail mounting, surface mounting*1

Timer accuracy

±0.01% of F.S., ±1 digit of preset time

External calibration input signal

Response time

1 ms/20 ms (selectable)


Non-voltage input (contact, solid-state) (count and reset input)

Power supply reset

Minimum power-off time: 500 ms

One-shot time

0.01 s to 1 s (trimmer variable)


Solid-state: NPN open-collector 100 mA max. (40 V max.)

DC output

12 VDC ±10%, 50 mA max.


Power voltage

12 to 24 VDC ±10 %

Power consumption

150 mA or less

Environmental resistance

Insulation resistance

100 MΩ min. with 500 VDC megger (across terminals and housing)

Noise resistance

Square-wave noise from noise simulator: 2 kV, 1 µs (across power terminals)

Environmental resistance

Ambient temperature

-10 to +50 °C (No freezing)

Relative humidity

35 to 85 % RH (No condensation)

Withstand voltage

1,000 VAC, for 1 min. (across power terminals and contact)

Vibration resistance

10 to 55 Hz, Double amplitude 1.5 mm, 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. 110 g

*1 To mount the timer unit on a panel or DIN rail, use the optional mounting attachment (OP-91867).

Data Sheet (PDF) Other Models