2. Specifications
2.1 General specifications
Item | Specifications | Remarks |
Power voltage | 5 Vdc (supplied from back plane bus) |
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Current consumption | 1.0 A (5 Vdc) maximum | Note (1) |
Environmental conditions | Conforms to T3 specifications |
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Insulation resistance | 10 MΩ (500 Vdc) | Note (2) |
Withstand voltage | 500 Vac - 1 minute | Note (2) |
Size | T3 I/O module size (1 slot) |
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Weight | 500 g |
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Note (1) The T3’s power supply module can supply maximum 7 A of internal 5 Vdc. Check that the internal 5 Vdc current consumption per one power supply module does not exceed the limit.
Note (2) Between interface connector pins and internal circuit.
2.2 Functional specifications
| Item | Specifications |
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| Module type | Serial communication interface |
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| I/O allocation type | iX+Y 4W |
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| Buffer memory capacity | 448 words x 4 |
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| (accessed from T3 by READ/WRITE instruction) |
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| Transmission interface | 2 channels; |
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| Channel 1 … |
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| Channel 2 … |
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| Display | Status LEDs; |
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| RUN … lit when operating normally |
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| TX1 … lit while transmitting data from channel 1 |
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| RX1 … lit while receiving data to channel 1 |
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| TX2 … lit while transmitting data from channel 2 |
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| RX2 … lit while receiving data to channel 2 |
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| Connectable devices | Computer, bar code reader, display device, sensor, |
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| printer, or other serial ASCII device |
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| RAS function | Self diagnosis, watch dog timer (200 ms), |
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| transmission error check, etc. |
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16 ASCII Interface Module (AS311)
