Interface Connectors for Factory Automation Network
HR31 Series
Complies with DeviceNet requirements
Comparison of plug heights
●Hirose HR31
●Other manufacturer’s product
Features
■
1. DeviceNet Compliant
Conforms to requirements of Factory Automation Network DeviceNet standards.
Hirose products are distinct from products of made others, as described below.
Feature
Made by others
Hirose HR31
Crimped to commercially available cap
connectors, inserted into housing and
fastened by screw. (*)
Reduced number of termination
operations
Crimped and connected to terminal then
fastened simply by inserting into housing.
Plug height is 10.2 mm, allowing use of less
space when mounting several connectors
Permanently identified contact positions
High density mounting
Plug height : 15 mm
Prevention of connection errors Contact positions not identified.
Number of required operations
Connectors are attached by screws from
to secure receptacle assembly
the opposite side.
No need for screws, built-in locking pin secures
connector to the board
to the board
*Although it is possible to terminate discrete cables with screws and not use a pin contact, however, there is the potential issue
and concern for long-term reliability and problems. Therefore, most users prefer to use crimp contacts.
2. Screw-lock style
Total space occupied by mated
assemblies
The screw lock style connector features secure mating and
a higher locking force retention.
3. Snap-lock Style
The snap lock plug features a structure that creates a tactile
click during mating.
With screw lock
12
20
4. Commercially available tools may be used
Use crimp tools conforming to JIS C 9711 standards.
Terminated contacts can be removed using 1 mm dia. steel
pin. and re-inserted.
5. Protected contacts
When installed, the crimped contacts are protected
completely by the plug housing. This design eliminates the
risk of damaging the contacts.
In cases where the application will demand a high level of reliability, such as automotive,
please contact a company representative for further information.
1
2014.12w