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Содержание DL169-IN

Страница 1: ...he not received messages address reversing for the answer ECHO NAK to DTE at the end of repetitions address to DTE and so on These devices assembled with SMT components in the industrial temperature r...

Страница 2: ...ectronic switch As shown in the following Fig 1 the RS 232 interfaces utilises the connector pins from 2 to 8 while the RS 485 utilises the pins Nos 1 and 9 Radiomodem status with a bi colour LED norm...

Страница 3: ...nd electrically connected to the TNC ground simulates the ground plane and allows the utilisation of the 4 antennas ANT119 TNC shortened or ANT169L TNC full length For maximum efficiency in this case...

Страница 4: ...e communication network must be configured with these functions to allow the communication process because the improvement of the reliability of the communication is obtained lengthening the preamble...

Страница 5: ...Clock data in the packet A feature for specific application not available in the standard units LBT Listen Before Talk Before transmitting the module measure disturbing signal on the radio channel and...

Страница 6: ...the correct addressing of each packet The addressing is made by some additional bytes preceding the message in the following order One System Code Byte 1 255 One Flag byte with the bit having the foll...

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Страница 9: ...1 1 JP6 HEAD6 2 JP1 JP2 RF BNC 1 JP5 100 H A7502HY 101M 1 L1 L3VEGW 1 LD1 L934RD 1 LD2 HMHAA280 1 OPT1 BC846B 5 Q1 Q2 Q4 Q6 Q8 BC856B 2 Q5 Q7 FDN5618P 1 Q3 2 7 1 1 R18 3 3 1 2 R13 R14 10 1 3 R37 R38 R...

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