wtw LF 170, Руководство по эксплуатации

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Installation LF 170
78 ba54104d09 11/2010
3.2 Electrical terminal strip
The terminal strip of the LF 170 is accessible after the housing cover
has been opened:
Fig. 3-2 Terminal strip LF 170 inside the housing
Terminal connections
* Connection of monitors with 24 V DC supply voltage:
– N = GND
– L1 = +24 V DC
- + -
i h
g
f e d
c b a Rec2 L1 N
K2 K1
RS
Option
Sensor/Probe Rec1
Netz
Mains
c
Option
b a
+
X2
X1
13 12 11 11 10 10 9 9 8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1
No. X1 X2
1 RS 485 A (RS option) Current output REC1+
2 RS 485 B (RS option) Current output REC1-
3 RS 485 GND (RS option) Current output REC2+
(RT option)
4 - Current output REC2-
(RT option)
5 - a / Sensor
6 Relay K1 (RT option) b / Sensor
7 Relay K1 (RT option) c / Sensor
8 Relay K2 (RT option) d / Sensor
9 Relay K2 (RT option) e / Sensor
10 N (mains) * f / Sensor
11 L1 (mains) * g / Sensor
12 - h / Sensor
13 - i / Sensor