Japan, Tosoku
Tosoku MR8A Series Ultra Compact Rotary Switch
Product Made in Japan
Manufacturer: Tosoku
Model: MR8A Series
MR8A is our tiniest rotary switch designed for compact devices, used for many different equipment which has very limited space inside.
Features
● 8mm square compact (8.0×8.0 mm)
● Gold-plated contacts
● Monolithic sealed structure of the terminals to prevent entry of a soldering flux
● RoHS compliant
● Waterproofed model available
Specifications
| Operating temperature | -20℃～ +70℃ -4F ～ 158F |
Keep the body unfrozen | ||
|---|---|---|---|---|
| Storage temperature | -40℃～ +70℃ -40F ～ 158F |
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| Mechanical Specification | Rotational Torque | 0.02±0.01N･m | ||
| Terminal Strength | 3N (of static load applied to the tip of the terminal once and in any direction) | |||
| Rotation Stopper Strength | 0.4N･m | |||
| Panel Nut Tightening Torque |
0.8N･m |
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| Heat Resistance of Solder | 300t ±10C .311 sec. | |||
| Water Resistance | Water resistant through the mounted panel (2m deep in the water for 2h) | |||
| Electrical Specification | Contact Capacity | 0.4VA (AC&DC) | ||
| Maximum Voltage | 25V (AC&DC) | |||
| Working Electric Current | 0.1mA ～ 50mA (AC&DC) | |||
| Contact Resistance | 80mΩ max. | |||
|
Insulation Resistance |
500MΩmin. (250VDC): Between terminals | |||
| 1000MΩmin. (500VDC): Between Terminals and Ground | ||||
|
Withstanding |
300VAC 1min.: Between terminals | |||
| 300VAC 1min.: Between terminals and ground | ||||
| Insulation Resistance | DC100V (1min later) | terminal – terminal | 100MΩ ≦ | |
| DC500V (1minLater) | terminal – ground | 500MΩ ≦ | ||
| Weight | 5.5g | |||
| Durability | 50,000 strokes (Rotational Torque: ±20% the initial value, Contact Resistance: Not more than 100mΩ, Insulation Resistance: After 1min 250VDC electrification) |
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| Humidity Proof | Temperature: +40 ± 2℃ Relative Humidity: 90 ～ 95% (Duration: 48 ± 2h) |
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Warranty
● 1 year from the date of shipment.
Part Number Designation
Dimensions (mm)
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