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1
Interface Connectors for Factory Automation Network
HR31 Series
Complies with Device Net requirements
2006.8
s Applications
Power units and communications units of factory automation
related devices
15
10.2
Comparison of plug heights (actual size)
qHirose HR31
qOther manufacturer’s product
s Features
1. Device-Net Compliant
Conforms to requirements of Factory Automation Network Device-Net standards.
Hirose products are distinct from products of made others, as described below.
2 Locking features
The connectors can be supplied with either of the following
locking features:
-Screw lock, using attached screws.
-Snap lock, using built-in feature with a definite click-sensation.
3. 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.
4. Prevention of deformation of the contacts
When fully inserted, the plug contacts are fully protected by
the walls of the insulator body eliminating a risk of
accidental damage.
27.4
12
20
27
10.2
35.5
12
20
27
10.2
12
3
4
5
12
3
4
5
Total space occupied by mated assemblies
Plug height is 10.2 mm, allowing use of less space
when mounting several connectors
Permanently identified contact positions
Feature
Made by others
Hirose HR31
Reduced number of termination
operations
Number of required operations to
secure receptacle assembly to the
board
High density mounting
Prevention of connection errors
Crimped to commercially available cap connectors,
inserted into housing and fastened by screw.
Connectors are attached by screws from the
opposite side.
No need for screws, built-in locking pin secures
connector to the board
Plug height : 15 mm
Contact positions not identified.
Crimped and connected to terminal then fastened
simply by inserting into housing.
With screw lock
Without screw lock
The product information in this catalog is for reference only. Please request the Engineering Drawing for the most current and accurate design information.
All non-RoHS products have been discontinued, or will be discontinued soon. Please check the products status on the Hirose website RoHS search at www.hirose-connectors.com, or contact your Hirose sales representative.