Performance Specifications - Mitsubishi Electric A1SJ71DN91 User Manual

3. SPECIFICATIONS

3.2 Performance Specifications

3.2.1 Maximum transfer distance of a trunk line that contains both thick and thin cables
Table 3.2 shows the general specifications of the DN91.
Item
By node type
Settable station numbers
Maximum number of
slave stations to
communicate with
Send
I/O
communi-
Re-
cation
ceive
Send
Message
communi-
Re-
cation
ceive
Communication speed
Max. cable length *
Amperage consumption
(mA) required on the
network
Number of occupied I/Os
Internal current consumption
at 5 VDC (A)
Product weight (kg)
*: See the DeviceNet Specifications (Release 2.0) Volume 1 and Volume 2 for details about the
maximum cable lengths.
This section shows the maximum transfer distances for thick cable/thin cable com-binations.
Communication
Speed
125 kbaud
250 kbaud
500 kbaud
Table 3.2 Performance Specifications
Group 2 dedicated client
2048 points (256 bytes)
2048 points (256 bytes)
Select 125 kbaud, 250 kbaud, or 500 kbaud
Trunk Line Max. Transfer Distance
Communi-
cation
Thick
Speed
Cable
125 kbaud 500 m
250 kbaud 250 m
500 kbaud 100 m
A1SJ71DN91: 0.23, AJ71DN91: 0.43
Trunk Line Max. Transfer Distance with a Thick Cable/Thin Cable
(Thick cable length + 5) x thin cable length ≤ 500 m
(Thick cable length + 2.5) x thin cable length ≤ 250 m
Thick cable length x thin cable length ≤ 100 m
−
3 2
Specification
0 to 63
63
240 bytes
240 bytes
Thin Thick Cable/Thin
Cable Cable Combination
100 m See 3.2.1
26.5
Special 32 points
0.24
Combination
MELSEC-A
Drop Line
Max. Total
156 m
6 m 78 m
39 m