Westermo MM-14 - Handbuch (Seite 11)

11 6186-2003
Direction Pin Description
no.
Receiver 1 (R+)
Receiver 2 (R–)
Transmitter 3 (T+)
Transmitter 4 (T–)
5 Shield
Connections
Line connection
(5-position screw-terminal)
Direction Connection no. ITU-T V.24 Description
9-pos 25-pos 8-pos Description
I 3 2 6 103 TD/Transmitted data
O 2 3 5 104 RD/Received Data
I 7 4 8 105 RTS/Request To Send
O 8 5 7 106 CTS/Clear To Send
O 6 6 1 107 DSR/Data Set Ready
– 5 7 4 102 SG/Signal Ground
O 1 8 2 109 DCD/Data Carrier Detect
– – 9 – – PWR +12V
– – 10 – – PWR –12V
I 4 20 3 108/2 DTR/Data Terminal Ready
I = Input, O = Output on MM-14
Terminal connection (DCE)
(RS-232-C/V.24, 25/9-pos D-sub, male/female or RJ 45)
LINE
1 2 3 4 5
Supply
connection
to PS-8
Line connection
5-position
screw-terminal
RS-232-C/V.24
9-/25-position D-sub
male or female connector
8-position modular jack RJ-45
Cable approx.
20 cm to
connector