user manual

2
2. Performance Specifications
The performance specifications of E71 is shown below. See CPU module user’s manual to
be used for E71 general specifications.
Specifications
Topic
10BASE5 10BASE2 10BASE-T
Data transmission
speed
10 Mbps
Transmission
method
Base band
Maximum distance
between nodes
2500 m
(8202.10 ft.)
925 m (3034.77 ft.)
—
Maximum segment
length
500 m (1640.42 ft.) 185 m (606.96 ft.)
100 m (328.1 ft.)
(
1)
Maximum number
of nodes/connection
100 nodes per
segment
30 nodes per
segment
Cascade
connection is a
maximum 4 stages
Transmission
specifications
Minimum distance
between nodes
2.5 m (8.20 ft.) 0.5 m (1.64 ft.)
—
Possible number open simultaneously 8 connections
Fixed buffer
: 1 k word
×
8
Sending/receiving communication
data memory for storage
Random access buffer
: 3 k word
×
2
Number of input output power
points
32 points (
2)
5 V DC internal consumption
current
AJ71E71N-B2
AJ71E71N-B5T
A1SJ71E71N-B2
A1SJ71E71N-B5T
: 0.56A
: 0.48A
: 0.64A
: 0.42A
12 V DC external power supply
capacity
(
3) —
External dimensions
AJ71E71N-B2, AJ71E71N-B5T :
250 (9.8) (H)
×
37.5 (1.5) (W)
×
106 (4.2 ) (D) mm (inch) (
4)
A1SJ71E71N-B2, A1SJ71E71N-B5T :
130 (5.1) (H)
×
34.5 (1.4) (W)
×
93.6 (3.7) (D) mm (inch) (
4)
Mass
AJ71E71N-B2
AJ71E71N-B5T
A1SJ71E71N-B2
A1SJ71E71N-B2
: 0.35 kg
: 0.35 kg
: 0.20 kg
: 0.20 kg
Connector
D-sub connector
(Male 15-pin)
BCN connector
Modular jack
(RJ45)
Cable
AUI cable
(Twisted pair cable)
Coaxial Cable
(RG58A/U,
RG58C/U)
Un-shield twisted
pair cable (UTP
category 3 (4, 5))
1 Length between hub and node.
2 I/O assignment should be set by special 32 points when performed with GX Developer.
3 It is required to use that which satisfies the specifications of the transceiver and the AUI
cable, considering the voltage drop in E71 (Maximum 0.8 V).
4 The protuberance of E71 is not included in the dimensions.