Controlled Products Systems Group 3020HX - Manual (Page 17)

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jS8
+Alarm / –Alarm / Spare — For external alarm prior to gate moving either open or closing.
jS9
Loop Detector-Photo Eye / Common / Loop Detector-Photo Eye — Normally open circuit to connect safety loop
and/or photo eyes to operator.
jS10
Open / Common / Pulse — Jumper wire must be used on open / common, it is ready for ready for transmitter /
receiver with automatic timing closing. Common / Pulse for use with transmitter open a transmitter closing. No
automatic closing
jp3
Jumper across the two pins is for a special brake delay call factory for further details
jp4
Anti tailgate — Jumper on the two pins will stop the gate closing if the safety loop is crossed. The gate will hold
in this position until the gate to the full closed position.
SHaDOw lOOp InSTallaTIOn
Install a micro switch on top of the open limit switch. 1.
Connect the normally open (no) wire from the shadow (center) loop detector to the terminal on the new 2.
micro switch.
Connect the common wire from the shadow loop detector to the common terminal on JS9 of the DCG2000
3.
Controller box..
Add an additional wire from the vehicle loop / photo eye terminal on the DCG2000 Controller
4.
L
I
M
I
T
S
W
I
T
C
H
LOOP DETECTOR
JS9
VEHICLE LOOP/PHOTO EYE
COMMON
VEHICLE LOOP/PHOTO EYE
NORMALLY OPEN
COMMON
C
NO
Figure 13