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The AVT-718 Multiple Interface provides the following functions:
• Isolated electrical interface between the network and the control computer.
• Protocol/data conversion between a vehicle based network and the host computer
(via a serial communications link).
• Active network node.
• Passive network traffic monitor.
1.1 Specifications
AVT-718 Multiple Interface (in enclosure)
• Overall size (inches): 7.3 x 6.1 x 2.0.
• Weight: 18 oz.
• Operating temperature range: 0 to +70 degrees C.
• +12 volts (nominal) from subject vehicle.
• Input voltage range: +9.0 VDC to +30.0 VDC.
• Power dissipation: 3.0 watts (nominal).
AVT-718 Multiple Interface (OEM board)
• Overall size (inches): 7.6 x 5.7 x 0.7.
• Weight: 8 oz.
• Operating temperature range: 0 to +70 degrees C.
• +12 volts (nominal) from subject vehicle.
• Input voltage range: +9.0 VDC to +30.0 VDC.
• Power dissipation: 3.0 watts (nominal).
MTBF (Mean Time Between Failure)
• MTBF information has not been discovered for many components used on the AVT-718
Multiple Interface board. The known values follow:
♦ Relays (all except K4 and K5): 500 million operations.
♦ Relays (K4 and K5 only): 200 million operations.
♦ Toggle switch, S1: 40,000 cycles.
♦ DC/DC converter, U32: 4.4 million hours.
♦ DC/DC converter, U39: 1.0 million hours.
1.2 Definitions
The following terms are used in this manual.
• CAN: Controller Area Network.
• CAN-C: Physical layer name for ISO 11898 compliant hardware interface.
• CAN-B: Physical layer name for ISO 11512 compliant hardware interface.
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