Tokyo Sokuteikizai Co.,Ltd.

Code Switch
Catalogue

ＤP Ｐ．０２
hermetically sealed, long life, various opations

MR8C Ｐ．０５
tightly sealed, 2 types of mouting positions
Digital Code Switch

DP Series
Outline
DP – the market leading digital code switch – series are designed for use in wide range of industrial
instruments.

Features
● High reliability with double gold-plated sliding contacts.
● Eco friendly:
1) Low cost and lesser parts by VA design
2) RoHS compliant
● Step angles: 13.85°, 15°, 20°, 27.69°, 30°
● Various types of codes: real binary, complementary binary, real gray, complementary gray
(either inhibit and/or parity circuit enclosed in all codes for safety). Special codes also
available.
● Duration of over 50000 switching cycles
● Waterproofed model available

Specifications
Items Rated Value DC250V/ Terminal to
500MΩ ≦
-20℃～ +70℃ After 1min terminal
Operating temperature Insulation resistance
(-4F ～ 158F) Keep the body DC500V/ Terminal to
5000MΩ ≦
-40℃～ +70℃ unfrozen After1min groung
Storage temperature
(-40F ～ 158F) AC250/1min Terminal to terminal
Withstanding voltage
Rotational torque 0.1N ～ 0.2N AC1500V/1min Terminal to ground
Terminal strength 3N Load AC 5V 0.5A/ 48V 0.05A
Panel nut tightening resistance DC 5V 0.25A/ 25V 0.05A
2N・m
torque Rotational Over 50000 times rotations
Stopper strength 3N・m Contact
≦ 150mΩ
Range 10 ～ 55 ～ 10Hz/min Durability resistance
Vibration
Durability No defect found after 2h of vibration stroke Insulation
DC250V/50mΩ ≦ ,(Over a min)
for 1.5mm to each XYZ direction resistance
Contact resistance ≦ 100mΩ
Warranty
●1 year from the date of shipment
 Part Number Designation
DP P 01 0 20 J 20 Ｒ CB
Switch Model Connector Options
Step Angle None: No Connector Attached
N: Non Waterproof H: 13.85° CB: Vertically Attached
P: Waterproof J: 15° CS: Horizontally Attached
N: 30° Length of the Shaft
Codes L: 20° 16: 16mm Shape of the Shaft
01: Real Binary S: 27.69° 20: 20mm R: Round
Starting Position
02: Complimentary Binary
Step Angle Range of the Staring/End Positions
03: Real Gray
04: Complimentary Gray End Position H 13.85° 0 ～ 25
J 15° 0 ～ 23
N 30° 0 ～ 11
L 20° 0 ～ 17
S 27.69° 0 ～ 12

Dimensions (mm)
DPN/DPP DPN/DPP with Connector CB DPN/DPP with Connector CS
㻟 㻟 㻟
㻿㼠㼛㼜㼜㼑㼞 㻿㼠㼛㼜㼜㼑㼞 㻿㼠㼛㼜㼜㼑㼞

㻝㻡㻚㻟
䠤 䠤 䠤

㻝㻡㻚㻟
㻝㻡㻚㻟

䠡 䠥 䠡 䠥 䠡 䠥
䠠 䠠 䠠
㻝㻞

㻝㻞

㻝㻞
䠟

䠟
䠞

䠞
㻞㻡

㻞㻡

㻞㻡
䠨 䠩 䠪

䠨 䠩 䠪

䠨 䠩 䠪
䠴

䠴
䠪 䠪 䠪
䠬䠝 䠬䠝 䠬䠝
䠦䠝 䠦䠝 䠦䠝
䠫

䠫
㻞㻝

㻞㻝

㻞㻝
䠬 䠬 䠬
䠭 䠮 䠯 䠰 䠱 䠭 䠮 䠯 䠰 䠱 䠭 䠮 䠯 䠰 䠱

䠝 䠣 䠝 䠣
㻞㻚㻡㻠 㻟㻞
㻟㻞 㻟㻟㻚㻡 㻟㻞
㻟㻟㻚㻡 㻟㻟㻚㻡
㻟㻤 㻟㻤
㻟㻤

䠠 䠬 䝇䜲䝑䝏 䠠 䠬 䝇䜲䝑䝏
䠠 䠬 䝇䜲䝑䝏
䠠䠬䠬䠌䠍䠌䠍䠍䠪䠍䠒䠮 䠠䠬䠬䠌䠍䠌䠍䠍䠪䠍䠒䠮 䠠䠬䠬䠌䠍䠌䠍䠍䠪䠍䠒䠮
䠨䡋䡐㻌㻌䉰䠍䠎䠏 䠨䡋䡐㻌㻌䉰䠍䠎䠏 䠨䡋䡐㻌㻌䉰䠍䠎䠏
䠌䠍䠪 䠩䠝䠠䠡䚷䠥䠪䚷䠦䠝䠬䠝䠪 䠌䠍䠪 䠩䠝䠠䠡䚷䠥䠪䚷䠦䠝䠬䠝䠪 䠌䠍䠪 䠩䠝䠠䠡䚷䠥䠪䚷䠦䠝䠬䠝䠪
䠣 䠢 䠡 䠠 䠟 䠞 䠝 䠣 䠢 䠡 䠠 䠟 䠞 䠝
䠣 䠢 䠡 䠠 䠟 䠞 䠝

䠣 䠝 㻯㻮㻌㼏㼛㼚㼚㼑㼏㼠㼛㼞 䠣 䠝
㻝㻥㻚㻥 㻔㻮㻣㻮㻙㼄㻴㻙㻭䠅 㻯㻿㻌㼏㼛㼚㼚㼑㼏㼠㼛㼞
㻞
㻹㻥㻩㻔㻼㻩㻜㻚㻣㻡㻕 㻞 㻝㻥㻚㻥 㻔㻿㻣㻮㻙㼄㻴㻙㻭㻕
㻹㻥㻩㻔㻼㻩㻜㻚㻣㻡㻕 㻞
㻙㻜㻚㻝

㻹㻥㻩㻔㻼㻩㻜㻚㻣㻡㻕
䃥㻢 㻌㻜

㻙㻜㻚㻝
䃥㻢 㻌㻜

㻙㻜㻚㻝
䃥㻢 㻌㻜

㻔㻞㻣㻚㻣㻕

㻤
㻤 㻔㻣㻕
㻔㻡㻚㻥㻕

㻸㼼㻝 㻞㻠㼼㻞
㻸㻩㻝㻢㻘㻝㻤㻘㻞㻜 㻸㼼㻝 㻞㻥㼼㻞
㻸㻩㻝㻢㻘㻝㻤㻘㻞㻜 㻤 㻔㻢㻚㻝㻕
㻸㼼㻝 㻞㻠㼼㻞
㻸㻩㻝㻢㻘㻝㻤㻘㻞㻜

DP Accessor y Precautions
● How to connect panel
Adapter(for waterproof)
㻟㻚㻞
㻰㼛㼡㼎㼘㼑㻙㼟㼠㼕㼏㼗㻌㼠㼍㼜㼑
1. Peer double-sided tape off.
2. Stick double-sided tape to the panel (Pay attention to direction of
adapter)
䃥
㻟㻚㻞
㻝㻝㻚㻤

㻥㻚㻞

㻝㻞 3. Use M9nut, toothed lock washer and washer to tighten panel and
䃥
㻥㻚㻝㼼㻜㻚㻜㻡

adapter.
䈜㻼㼍㼚㼑㼘㻌㼠㼔㼕㼏㼗㼚㼑㼟㼟㻌 4. M9 nut tightening torque shall be up to 2N.m.
㻌㼕㼟㻌㼙㼍㼤㻌㻞㼙㼙㻘㻌㼕㼚㻌㼏㼍㼟㼑㻌 5. Use double-sided tape under clean condition.
㼛㼒㻌㼡㼟㼕㼚㼓㻌㼍㼐㼍㼜㼠㼑㼞㻚

㻟㻞 㼼㻜㻚㻟 㻜㻚㻤 㻝㻚㻡

PLEASE NOTE
㻯㼛㼚㼚㼑㼏㼠㼛㼞 1. Panel thickness shall be up to 2mm(to use adapter)
Wire Harness 㻮㼞㼛㼣㼚䠖㻭
㻭㼃㻳㻞㻠
㻔㼄㻴㻼㻙㻣㻕 2. Panel thickness shall be up to 4mm(without adapter)
㻾㼑㼐䠖㻮
㻼㻛㻺 㻸㻔㼏㼙㻕 㻻㼞㼍㼚㼓㼑䠖㻯
㻭 ● Mounting hole dimensions
㻮
㻭㻜㻡 㻡㻜 㻯
1. Make φ9.2 dimensions hole at the panel(to use adapter)
㻔㻝㻥㻚㻤㻕

㼅㼑㼘㼘㼛㼣䠖㻰
㻰
㻭㻝㻡 㻝㻡㻜 㻳㼞㼑㼑㼚䠖㻱 㻱
㻭㻟㻜 㻟㻜㻜 㻮㼘㼡㼑䠖㻲
㻲
㻳
2. Check out left example to use without adapter
㻼㼡㼜㼘㼑䠖㻳
㻸 㻔㻣㻚㻣㻕
㻔㻡㻚㻣㻕
Ultra
Compact Code Switch

MR8C Series
Outline
MR8C is an ultra compact rotary code switch with resin enclosure designed especially for – but not
limited to - usage in devices with limited space for switch units inside.

Features
●  mm square compact (8.0x8.0 mm)
8
● T wo different step angles; (22.5°,30)
● Gold plated contacts
● Monolithic sealed structure of the terminals to prevent entry of a soldering flux
● RoHS compliant
● Dripproofed model available

Specifications
-20℃～ +70℃ 100MΩminimum (100VDC 1min.):
Operating temperature
-4F ～ 158F Keep the body Insulation Between terminals
-40℃～ +70℃ unfrozen Resistance 500MΩminimum (500VDC 1min.):
Storage temperature Electrical
-40F ～ 158F Between Terminals and Ground
Specification
Rotational 100VAC 1min.: Between terminals
0.02±0.01N･m Withstanding
Torque 500VAC 1min.: Between terminals and
Voltage
Terminal 5N (of static load applied to the tip of the ground
Strength terminal once and in any direction) Weight 3.5g
Rotation 30,000 strokes
Stopper 0.4N･m (Rotational Torque: ±50% the initial
Strength Durability value, Contact Resistance: Not more
Mechanical
Specification Panel Nut than 1Ω, Insulation Resistance: After
Tightening 0.6N･m 1min 100VDC electrification)
Torque Temperature : +40 ± 2℃
Heat Humidity Proof Relative Humidity : 90 ～ 95%
Resistance of 350℃ ±10℃ , 3±1 sec. (Duration : 48 ± 2h)
Solder
Water Water resistant through the mounted
Resistance panel (1m deep in the water for 2h) Warranty
Contact
● 1 year from the date of shipment
0.2VA (AC&DC)
Capacity
Maximum
15V (AC&DC)
Voltage
Electrical
Specification Working
Electric 0.1mA ～ 20mA (AC&DC)
Current
Contact
200mΩ max.
Resistance
 Part Number Designation

Dimensions (mm)
Standard With Support
MR8C_ MR8C_S

With Seal Washer With Support & Seal Washer

(Front panel seal) (Front panel seal)
MR8C_P MR8C_SP

PWB Mounting Hole Dimensions (mm)

Standard / With Seal Washer With Suppoet (+ Seal Washer)
Code table

Mounting Hole Dimension (mm)

Standard / With Seal Washer With Suppoet (+ Seal Washer)