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R & S E K 8 9 5 / R & S E K 8 9 6
User Manual
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Cables for Control and Status Data
GB 899
X63
.3 (RxD)
.9 (RxD, inv.)
.2 (TxD)
.9 (TxD, inv.)
.7 (GND)
EK 89x
X63
(TxD) .2
(TxD, inv.) .10
(RxD) .3
(RxD, inv.) .9
(GND) .7
Address: 01
EK 89x
X63
(TxD) .2
(TxD, inv.) .10
(RxD) .3
(RxD, inv.) .9
(GND) .7
Address: 02
EK 89x
X63
(TxD) .2
(TxD, inv.) .10
(RxD) .3
(RxD, inv.) .9
(GND) .7
Address: 03
EK 89x
X63
(TxD) .2
(TxD, inv.) .10
(RxD) .3
(RxD, inv.) .9
(GND) .7
Address: n
Bus Driver *)
S4 = C or D, X3 on 2 and 3 ; see A1.4
Fig. 2.13 Operating Mode: Four>wire Bus (RS485)
+5 V
510
]
510
]
150
]
120
]
*) If more than ten receivers
are operated on a bus, a
bus driver is required.
6164.0717.02_01
> 2.21 >
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