Encode
Mountin
and Connection
Dec 2021
ATM60 / ATM90 / KHK53 61
10.3.5 ATM 90 w
ith Screw-in System M14 – without Bus Link Adapter
ATM 90 (without bus link adapter) – connection directly via 3 x screw-in system M14 (Minitec,
7-pin).
Profibus DP (IN / OUT) US Profibus DP (IN / OUT)
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
4
5
6
7
Profibus DP (IN / OUT) Signal Description
1 RTS Request to Send
(2)
2 A A line Profibus DP
3 / 7 nc
4 B B line Profibus DP
5 2M 0 V (potential separated)
(1)
1
2
3
4
5
6
7
6 2P5
+5 V (potential separated)
(1)
US Signal Description
1 US (24V ) Operating voltage (10-32) V
3 GND 0 V (Gnd)
5 RTS Request to Send
(2)
2 / 4 / 6
/ 7
nc
1
2
3
4
5
6
7
Figure 10–6: Pinout ATM 90 Direct with Screw-in System M14 – without Bus Link
Adapter.
(1)
For external bus termination or supplying the transmitter/receiver of a fibre-optic con-
nection.
(2)
Signal is optional, serves to detect the direction of a fibre-optic connection.