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Rectangular Connectors - MR, Straight, Hooded (Part Numbers)
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Manufactured by Honda Tsushin Kogyo, Ltd. Standard Straight MR Hood.
● Two locking methods, screw and one-touch models, can be used together
● Cable Extraction Direction Straight model
● It can be used in common with the male (pin) and female (socket) of the MR connector.
· Use the relaying hood MR-*LK2+ on the other side when performing the relay connection.
· Bonding with vertical and horizontal combined hood or between straight hoods is not possible.
· This product is not waterproof.
· Select the used wire upon checking the cable extraction port size.
(i)Caution
- 【We highly recommend using Industrial Network Cables】
1.Customizable RJ45 Industrial Ethernet Cable Assembly
2.M12-RJ45 Industrial Network Cables
3.M12-M12 Industrial Network Cables
Part Number
Configured Part Number is shown.
MR-25L+
Specifications
| Model | Number of Cores | Type | Weight (g) |
| MR-8L+ | 8 | Straight Hood | 14.0 |
| MR-16L+ | 16 | 15.2 | |
| MR-20L+ | 20 | 15.6 | |
| MR-25L+ | 25 | 18.0 | |
| MR-34L+ | 34 | 19.7 | |
| MR-50L+ | 50 | 25.6 |
More Information
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Material / Finish
| Item | Materials | Finish |
|---|---|---|
| Insulator | Diallyl Phthalate Resin | Blue |
| Male Contact | Brass | Silver Plating |
| Female Contact | Phosphor Bronze | Silver Plating |
| Hood | ABS Resin | Gray |
| Spring-lock | Stainless Steel | - |
| Fixing Bracket | Zinc Die-cast | Zinc Uni-chrome Plated |
Connector x Hood Combination Table
| Hood Connector |
Straight | For Vertical and Horizontal Dual-use | Straight Relay | |
|---|---|---|---|---|
| MR- * L+ | MR- * LW+ | MR- * LK2+ | ||
| Male | ○ | ○ | ○ | |
| Female | ○ | ○ | ○ | |
Hood x Hood Combination Chart
| Hood | Straight | For Vertical and Horizontal Dual-use | Straight Relay | |
|---|---|---|---|---|
| MR- * L+ | MR- * LW+ | MR- * LK2+ | ||
| Straight | MR- * L+ | x | x | ○ |
| For Vertical and Horizontal Dual-use | MR- * LW+ | x | x | ○ |
| Straight Relay | MR- * LK2+ | ○ | ○ | x |
・Connectors can be coupled if they have the same core numbers and are a combination of male <--> female.
Contact Arrangement ◆Male (Pin)
* Female (socket) would have the right and left reversed. (View from the connector cable connection side.)
Compatible Wire
| AWG | mm2 | |
|---|---|---|
| Size | 28 ~ 24 | 0.08 ~ 0.2 |
(Please make sure that the finished OD of the cable is equal to or smaller than the cable clamp ID of the hood)
Electrical Properties
| Item | Characteristics | Conditions |
|---|---|---|
| Rated Current | 3 A or less | Allowable current of single contact after coupling |
| Rated Voltage | 300 VAC or less | Allowable voltage within operating temperature range |
| Contact Resistance | 5 mΩ or less | Measured at 1 ADC |
| Insulation Resistance | 1,000 MΩ or more | Measured at 500 VDC |
| Peak Voltage | 1,000 VAC | No insulation breakdown after 1 min of application |
| Operating Temperature Range | -40°C ~ +105°C | - |
Mechanical Properties
| Item | Characteristics | Conditions |
|---|---|---|
| Extraction Force Per Single Core | Insertion Force: 300 g or less, Extraction Force: 50 g or more | 0.6±0.01 measured with flat steel gauge |
| Vibration Resistance | No cracks or looseness after testing | Tested at 1.5 mm Amplitude, 10 Hz ~ 55 Hz Vibration Frequency, Acceleration Speed of 15 G |
| Impact Resistance | No abnormalities or cracks in any parts | Tested at Acceleration Speed of 50 G |
| Insertion and Removal Durability | Contact resistance is 10 mΩ /1 ADC | Measured after being inserted/extracted 1,000 times |
Environmental Properties
| Item | Characteristics | Conditions |
|---|---|---|
| Temperature Resistance | No abnormalities or cracks in any parts | Measured after being tested at -55°C ~ +85°C |
| Humidity Resistance | 1,000 MΩ Insulation Resistance / 500 VDC, Peak Voltage 1,000 VAC / min |
Measured at 90 ~ 95% Humidity, 96 H Duration and 40°C Temperature |
| Corrosion Resistance | With no significant corrosion and 10 mΩ / 1 ADC or less contact resistance | Measured after being tested in 5% salt water for 48 hours |
Basic Information
| Connector Shape | Square Type | Connector Series Initials | M / N / O | M/N/O | MR |
|---|---|---|---|---|---|
| Connection direction | Straight | IP Rating | N/A |
Please check the type/dimensions/specifications of the part MR-25L+ in the Rectangular Connectors - MR, Straight, Hooded series.
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
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