RS485 connection diagram 3)
(For 1 pair wiring)
Serial multi drop | GOT side*3 |
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| GOT side*3 |
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| GOT side*3 |
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connection unit *2 |
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SDA*1 |
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| SDA1 | 1 |
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| SDA2 | 5 |
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| SDA1 | 1 |
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| SDB1 |
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| SDB2 |
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| SDB1 |
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SDB*1 |
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RDA |
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| RDA1 | 3 |
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| RDA2 | 7 |
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| RDA1 | 3 |
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RDB |
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| RDB1 | 4 |
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| RDB2 | 8 |
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| RDB1 | 4 |
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| SG |
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| SG |
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| SG |
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SG |
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| 9 |
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| 9 |
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| SDA2 |
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| SDA1 |
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| SDA2 |
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| *5 |
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| SDB2 | 5 |
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| SDB1 | 1 |
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| SDB2 | 5 |
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| 6 |
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| RDA2 |
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| RDA1 |
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| 7 |
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| 3 |
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| 7 |
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| RDB2 |
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| RDB1 |
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| RDB2 |
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| 8 |
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| 4 |
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| FG |
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| FG |
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| FG |
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| 10 |
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| 10 |
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| *1 Use the twisted pair cable for SDA/SDB. |
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| *2 Set the terminating resistor selector to "110 | ". |
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| *3 Set the terminating resistor setting switch of the GOT main unit to "Disable". |
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| *4 Connect a 110 | terminating resistor to the GOT to be a terminal. |
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*5 Make sure to ground a cable shield line by applying Class D Grounding.
RS485 connection diagram 3)
(For 2 pair wiring)
Serial multi drop
connection unit * | 2 |
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| *3 |
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| GOT side | *3 |
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| GOT side | *3 |
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| GOT side |
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RDA*1 |
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| SDA1 | 1 |
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| SDA2 | 5 |
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| SDA1 | 1 |
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| SDB1 |
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| SDB2 |
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| SDB1 |
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RDB*1 |
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| 2 |
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SDA*1 |
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| RDA1 | 3 |
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| RDA2 | 7 |
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| RDA1 | 3 |
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| RDB1 |
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| RDB2 |
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| RDB1 |
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SDB*1 |
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| 4 |
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| 8 |
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| SG |
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| SG |
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SG |
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| SDA2 |
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| SDA1 |
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| *5 |
| SDB2 | 5 |
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| SDB1 | 1 |
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| 6 |
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| SDB2 | 6 |
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| RDA2 |
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| RDA1 |
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| 7 |
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| RDA2 | 7 |
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| RDB2 |
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| RDB1 |
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| 8 |
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| FG |
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| FG |
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| FG |
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| 10 |
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*1 Use the twisted pair cable for SDA/SDB, RDA/RDB.
*2 Set the terminating resistor selector to "330
".
*3 Set the terminating resistor setting switch of the GOT main unit to "Disable".
1.4.3 Terminating resistors of GOT
*4 Connect a 330
terminating resistor to the GOT to be a terminal.
*5 Make sure to ground a cable shield line by applying Class D Grounding.
19 - 18 | 19. GOT |
| 19.4 Connection Diagram |