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ASC-422
ASYNC TO SYNC
CONVERTER
RS-232 to RS-449
or RS-530
NEW DC Option
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Features/Benefits
- Interface
- RS-232, DB-25 Male (To DTE) and RS-449/RS-530 Female DB-25 (To
DCE)
- Data Rates
- Synchronous to 38.4bps and supports 3/4 baud rates
- Synchronous
data rates are automatically adjusted
- Line Powered
or Optional DC Power
- Switch selectable
- 8 to 11 bits
- CCITT V.14
and V.22 compliant
- Supports
full and half duplex operation
- Compact
and Easy To Install
Description
The ASC-422
Async to Sync Converter is designed to allow RS-232 async
terminal equipment to transmit over higher speed V.11
compliant sync modems. The ASC-422 devices are used in
pairs, one at each end of the communication link or in
multiples as when used in a multi-drop communication link.
The ASC-422
supports asynchronous data of 8, 9, 10 and 11 bits, including
the start and stop bit. Standard data rates from 1200
to 38.4bps and 3/4 rates of 900 to 28.8bps are supported
for synchronous transmission. The ASC-422 automatically
adjusts the sync data rate to match the DTE's output rate,
no data rate strapping is required.
Stop bit reduction
is provided when the async data rate is faster than the
sync data rate, ensuring reliable data communications.
Utilizing new
silicon chip technology this device derives its power
from both the async and sync interfaces, thus no power
supply is required. This equates to savings in your power
requirements and with battery backup at your data center.
The ASC-422
is housed in a sturdy metal enclosure and will provide
in excess of 100,000 hours of reliable service.
The ASC-422 has a three
year warranty and a 24 hour turnaround on warranty repairs.
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Specifications
| Application |
RS-232
async terminal to sync RS-422/RS-530 modem
Conversion, full or half duplex |
| Capacity |
One
sync RS-422/530 modem
One async RS-232 terminal |
| Interface |
RS-232
to DTE
RS-422 or RS-530 to DCE |
| Data
Rates |
1200
to 38.4bps; 900 to 28.8bps |
| Data
Format |
Data
transparent at all data rates; Conforms to CCITT V.14 and V.22,
(Async to Sync conversion) |
| Switches |
Provided
for async data set-up, stop bit reduction and signal to frame
ground |
| Power
Source |
Line
Powered from existing equipment -
Draws 8ma - No AC power required |
| Environmental |
Operating
Temperature . .32º to 122º F (0º to 50º
C) Relative
Humidity.. . . . . . .5 to 95% Non-Condensing
Altitude. . . .
. . . . . . . . . ... .0 to 10,000 feet |
| Dimensions |
Height
....... 0.50 inches (1.27 cm) Width
........ 1.75 inches (4.44 cm)
Length .......
3.90 inches (9.91 cm) |
| Weight |
1
pound (0.457Kg) |
| Warranty |
Three
Years, Return to Factory |
| Ordering
Information: |
Model:
ASC-422 / DC Option
Description: Async to Sync converter with DC Option |
| Included
with each unit: |
1)
Installation Guide |
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