Specifications

52
DEVICENET Interface Modules
AJ71DN91 DeviceNet Master Module
The AJ71DN91 module allows connection to a DeviceNet
system. This unit functions as a DeviceNet master and can
control up to 63 slave stations over a distance of up to
500m.
●
Selectable communication speed
●
Recognized open network standard
●
Wide range of DeviceNet compatible devices available
■
AJ71DN91 specifications
Item Specification
By node type Group 2 dedicated client
Settable station numbers 0 to 63
Max. number of slaves to communicate with 63
Send 2048 points (256 bytes)
I/O communication
Receive 2048 points (256 bytes)
Data volume
Message
Send 240 bytes
communication
Receive 240 bytes
Communication speed Select 125, 250 or 500k baud
Communication
Trunk line max. transfer
Drop line
speed
distance
Thick cable Thin cable Max. Total
Max. cable length
125k baud 500m
(
1,640ft
)
156m
(
512ft
)
250k baud 250m
(
820ft
)
100m
(
328ft
)
6m
(
20ft
)
78m
(
256ft
)
500k baud 100m
(
328ft
)
39m
(
128ft
)
Amperage consumption on the network (mA) 26.5
Number of I/O points required 32
Current consumption 5VDC (A) 0.24
Communication specifications
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