| SPECIFICATIONS
for S9574 |
|
General |
|
|
CE conforms to EMC
Directive 89/336/EEC amended by 93/68/EEC, and also
with the Low Voltage Directive 72/23/EEC |
| Safety: |
|
|
EN60950 |
| EMC emissions: |
|
|
EN55022:1995 Class A |
| EMC immunity: |
|
|
EN50082-2 Industrial environment |
| Operating
temperature: |
|
0 to +60°C |
| Storage: |
|
|
–40 to +85°C |
| Supply voltage: |
120V nominal: |
|
92-132V RMS 50/60Hz |
| |
230V nominal: |
|
184-264V RMS 50/60Hz |
| Input power: |
|
|
0.5A @ 120V |
| |
|
|
0.25A @ 230V |
| Isolation: |
|
|
Individual transformer isolation on each
ALIN port; note that
the cable screens should be connected to chassis via
shielded connector to ensure EMC conformance |
|
|
Node capacity and cable lengths |
| |
Cable |
Connector |
Length/Segment |
Notes |
| Twisted-pair bus: |
Cat 5 (shielded) |
RJ451 |
100m |
8 nodes max |
| Glass fibre-optic: |
50/1252 |
SMA or ST |
915m |
Point to point
pair |
| |
62.5/125 |
SMA or ST |
1825m |
Point to point pair |
| |
100/140 |
SMA or ST |
2740m |
Point to point
pair |
|
| Notes: |
1. |
|
RJ11 on Mod-hub |
| |
2. |
|
62.5/125 cable generally
preferred |
|
|
Basic ALIN specifications |
| Data rate: |
|
|
2.5Mb/s |
| Access method: |
|
|
Token passing |
| Max node
addresses/network: |
|
254 |
| Max electrical
nodes per drop: |
|
Up to 16, 8 if connected to a Mod-hub |
| Max distance: |
|
|
5000m approx (with fibre-optic cable and
repeaters) |
| Note: The total
combined transmission distance using fibre-optic cable and
multiple hubs
depends on the signal propagation delay along the
transmission media. |
|
|
Propagation delays |
| Max one-way delay
for
ALIN segment: |
|
31μs |
| Active-hub: |
|
|
0.25μs |
| Cat 5 cable: |
|
|
5.7ns/m |
| Fibre-optic
cable: |
|
|
5ns/m |
