Johnson Controls LX Series - Page 6

LX Series Free Programmable LX-PRGxxx-11 Controllers Installation Instructions6
Figure 8: Typical Power and Network Connections with an LN-SVSENx-0 Input
typ_power_connection
Service PIN Button
CoolHeat
Return Air Temperature
10k?typeII
Supply Air Temperature
10k?typeII
Mixed Air Temperature
10k?typeII
Supply Air Humidity
2-wire, 4-20mA
Supply Fan State
Digital contact
Return Fan State
Digital contact
Damper
Return Air Humidity
2-wire, 4-20mA
CT CT
0-10
VD C
~
+
-
0-10
VDC
~
+
-
Humidifier
A
2
A
1
A
2
A
1
To
Supply
Fan
Starter
To
Return
Fan
Starter
0-10
VD C
~
+
-
0-10
VDC
~
+
-
Transformer
24VAC
4A Fuse
Fast Acting
Electrical
System
Ground
LN SVSENx
EOL Enabled at
the last sensor
at the end of
the Bus
ON
EOL
OFF
From Previous Device
To Next Device
L
ON
W
ORKS
Network
*
*
249
ohm
Resistor built
-
in for inputs configured as
4-20mA
L
ON
W
ORKS
®
Back of
LN SVSENx