Appendix D: Serial Connections
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Signal | DTE | ||
Pin |
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2 | Receive Data | RXD | In |
3 | Transmit Data | TXD | Out |
5 | Signal Ground | GND |
Figure 37. RS-232 Connections for DB-9 Connector
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Signal Name | Label | Direction | Terminal |
Receive Data (+) | RDB(+) | In | 1 |
Receive Data | In | 2 | |
Transmit Data (+) | TDB(+) | Out | 3 |
Transmit Data | Out | 4 | |
Signal Ground | GND | 5 |
Figure 38. MES1B Terminal Block Pin-out for RS-422/485 Four-Wire
Operation
Manual Documentation Number: |
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph
B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353
57
