MRK

・MRKC

■PC Hole Layouts

（Top View）

Poles

Single pole

・ Double poles

Terminals

Steps

2

−step

（90°

）

3

−step

（45°

・60°

）

4

−step

（45°

）

PC type

Straight

Right angle

PC type

Straight

Right angle

For stand-off pins

For terminal pins

■Key Mounting Dimensions

Series

MRK

MRKC

Grip Material

Plastic

Metal

Plastic

Dimensions

1. Soldering

⑴Manual Soldering

Device

： Solder iron.

360

℃ Max. 3 sec. Max.

⑵Auto Soldering

Method

：Jet wave or dip type

275

℃ Max. 6 sec. Max

●Preheat should be within 80-120℃, 120sec.

■Precautions

2. Flux Cleaning

⑴Solvent : Alcohol type.

⑵ MRK and MRKC series are not washable. To wash the PC

board, clean the soldering surface of the PC board with

a brush so that the switch is not exposed to the cleaning

solution.

SpeciÄcations subject to change without notice.