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MEM-4551:
Ethernet to ASI Network Interface Adapter. | ||
FEATURES:
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GENERAL:
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The MEM-4551 acts as a gateway between an Ethernet network and an ASI environment. | ||
TECHNICAL SPECIFICATIONS:
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Ethernet: |
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Type |
Standard IEEE 802.3 |
Data Rate |
10/100 Mb/s. |
Connector |
RJ-45. |
ASI Output: |
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Type |
1 x ASI-C 75 Ω, 800 mVp-p, BNC connector. |
Payload Rate 32 settings |
1 to 25 (in 1Mb steps), 30, 34.368, 36, 44.736, 54, 72, or |
108 Mb/s (set by on board switch settings). |
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Program Number |
4550, 4551, 4552 or 4553 (set by on board switch settings). |
Signal Level |
800 mV ± 10%. |
Impedance |
75 Ω. |
Return Loss |
> 15 dB 5 MHz to 270 MHz. |
ASI Input: |
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Type |
1 x ASI-C 75 Ω, BNC connector. |
Return Loss |
> 15 dB 5 MHz to 270 MHz. |
Equalisation |
> 250 metres at 270 Mb/s for Belden 8281 or equivalent cable. |
Alarms: |
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Major |
Open circuit on loss of ASI. |
Minor |
Open circuit on loss of Ethernet link. |
Front Panel Indicators: |
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Ethernet: LINK |
Ethernet link connected - Green. |
10/100 |
Rate - 10 Mb/s Orange, 100 Mb/s Green. |
FDX |
Full Duplex Mode - Green. |
ACT |
LAN Activity - Green. |
ASI: INPUT |
ASI Carrier detected - Green. |
ERR |
Error in ASI input - Red. |
188 |
Input ASI 188 byte - Green. |
Power Requirements: |
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Voltage |
28 Vac CT (14-0-14) or ±16 Vdc. |
Power consumption |
< 5VA. |
Other: |
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Temperature range |
0 - 50°C ambient. |
Mechanical |
Suitable for mounting in IRT 19" rack chassis with input, output and power connections on the rear panel. |
Finish: Front panel |
Grey background, black lettering & red IRT logo. |
Rear assembly |
Detachable silk-screened PCB with direct mount connectors to Eurocard and external signals. |
Dimensions |
6 HP x 3 U x 220 mm IRT Eurocard. |
Optional accessories |
SMU-4000 plug in SNMP Management Information Base (MIB) module. |
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Due to our policy of continuing development, these specifications are subject to change without notice.
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