Westermo LR-01 - Manual (Page 17)

17 6608-2201
4.2 Connections
Network connection
(L
ON
W
ORKS
® TP/FT)
(5-position screw terminal)
Connection no. Description
1 N 1
2 N 2
Power connection
(3-position screw terminal)
Connection Description
L 230 V AC power
N
Earth
Power connection
(2-position screw terminal)
Connection Description
1 – Voltage
2 + Voltage
N1 N2 L N
LR-01
LONWORKS TP/FT-10 POWER
Rx1
Rx2
Tx1
Tx2
TD RD C E PWR
OPTO LINK MONITOR
CH1
C E
CH2
Alarm connectors are polarity depended.
C
E
Alarm signals
Upon failure the circuit between the contacts “C” and
“E” is opened. This circuit can be used to generate an
external alarm signal by connecting an external relay as
shown on page 18. Please note that the maximum
allowed voltage/current is 30 V/80 mA.
Alarm connection
(9-position screw terminal)
Connection Description Polarity
1 CH2, E–
2 CH2, C +
3 CH1, E–
4 CH1, C +
L ON W ORKS ®
TP/FT
Power
supply
Alarm indication
Note !