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Installation and commissioning of the modems and routers
5.5 MD2 dedicated line modem
Table 5- 12
Standard connecting cables for the RS-232 and RS-485 port
Order no.
Description
6NH7701-4AL
Connecting cable to connect the MD2 modem (RS-232) to a
TIM 3V-IE, TIM 4 or TIM 4R-IE (RS-232) or other DTE with
a 9-pin RS-232 interface with an identical pin assignment.
Cable length 1.5 m
6NH7701-4DL
Connecting cable to connect the MD2 modem (RS-485) to a
TIM 4 or TIM 4R-IE (RS-485) or other DTE with a 9-pin RS-
485 interface with an identical pin assignment.
Cable length 1.5 m
6NH7701-1CB
Cable for connecting two MD2 modems (RS-232) to form a
repeater.
Cable length 0.3 m
Note
The standard connecting cable 6NH7701-4AL for connecting the modem to a TIM module
(RS-232) is connected to the modem "head first" so that the cable comes away towards the
top.
With a TIM 4, the standard connecting cable is also connected from above. With the
TIM 3V-IE variants and the TIM 4R-IE, the cable is connected from below.
The following figures show how the connecting cables listed above are assembled.
Figure 5-7
158
Assembly of the standard connecting cable 6NH7701-4AL
Illustration
SINAUT ST7 station control system
System Manual, 09/2016, C79000-G8976-C178-10
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