Dimensions; Troubleshooting - SECO-LARM SLI Enforcer E-964-D390Q Manual

Fig. 12: Dimensions
43ST Pole size
:
Fig. 13 Beam Spread
The beam spread (s) can be calculated as s=0.03xd.
Distance (d) Beam spread (s)
90ft (30m) 2.7ft (0.8m)
190ft (60m) 5.7ft (1.7m)
290ft (90m) 8.7ft (2.7m)
390ft (120m) 11.7ft (3.6m)
Table 6: Troubleshooting
Situation
Transmitter LED does not
light.
Receiver LED never lights
up when the beam is
interrupted.
Beams interrupted and LED
lights, but no alarm trigger.
Alarm LED continuously lit.
Alarm trigger becomes
erratic in bad weather.
Frequent false triggers from
leaves, birds, etc.
SECO-LARM U.S.A., Inc.
Top View
2.8" (72mm)
Side View
Possible Solution
Incorrectly wired and/or insufficient
voltage.
a. Insufficient voltage.
b. Beam reflected away from receiver.
c. Beams not simultaneously interrupted.
Alarm trigger cable may be cut, or the
relay contact stuck due to overloading.
a. Lenses out of alignment.
b. Beams are blocked.
c. Cover is foggy or dirty.
Lenses out of alignment.
a. Too sensitive.
b. Bad location.
ENFORCER Twin Photobeam Detectors
Transmitter
2.9" (74mm)
Rear View
Front View
distance (d)
Solution
Ensure the power supply to the
transmitter is 12 to 24 VAC/VDC.
a. Double-check the voltage.
b. Clean the cover.
c. Check overall installation.
Check the continuity of the wiring
between the sensor and the alarm.
a. Realign the lenses.
b. Remove any obstacles.
c. Clean the cover.
Check overall system installation.
If still erratic, realign the lenses.
a. Reduce the response time.
b. Change the transmitter and/or
location.
Receiver
11