40
OPTIONAL EXTERNAL LOOP DETECTORS
OUTSIDE
SAFETY
LO
O
P
OUT
IN
EXIT
LOOP
INSIDE
SAFETY
LOOP
CENTER
LOOP
External 115 Vac “Exit” Loop Detector -
Allows gate to automatically open for exiting
vehicles.
External 115 Vac
“Center” Loop Detector -
Allows gate to stay open when vehicles are
obstructing path.
Caution:
This option is for all
vehicles including ones less than 14' long.
Center loop system requires two safety loops.
External 115 Vac
“Safety” Loop Detector -
Allows gate to stay open when vehicles are
obstructing path.
Caution:
Suggested for
vehicles 14 feet or longer. If a vehicle is
shorter, a center loop system is recommended and should be installed.
If
the
“Inside”
and
“outside”
safety loops are connected to the
same
loop
detector:
• They should be series connected to the detector
•
Have the same dimensions. (Page 41 or 42)
•
Have the same number of wire turns. (Page 43)
Strike Open
Push Button
Strike Open
Push Button
2
4
V
o
l
t
s
D
C
2
4
V
o
l
t
s
D
C
Fire Dept
Key Switch
Fire Dept
Key Switch
M/S LinkM/S Link
Class 2
Supply
Class 2
Supply
Center
Loop
Center
Loop
Safety
Loop
Safety
Loop
Radio
R
eceiver
Radio
R
eceiver
Exit
Loop
Exit
Loop
GG
BB
AA
––
++
Surge Suppressor
P
/N
Q
4
1
0
P
a
te
n
t P
e
n
d
in
g
P
/N
Q
4
1
0
P
a
te
n
t P
e
n
d
in
g
®
7 121098
1 65432
1
2
3
4
5
6
11
13
11
13
11
13
GAB
1311
––
++
Note:
External 115 Vac Loop Detectors
Part # A79 (Sold Individually)
For installation information about Elite Plug-In
Loop detectors, please refer to page 39.
Optional External Loop Detectors
Op
t
ional
P
roduct
CSW200A Manual.qxd 12/9/04 3:11 PM Page 40
Comments to this Manuals