SH-61/SH-62
Installation Instructions Digital Active Infrared Sensor
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1. Device Parts
The SH-61/SH-62 Digital Active Infrared Sensor is
composed of the following parts:
• The main body
• The cover
Figure 1: SH-61/SH-62 Main Body
Figure 2: SH-61/SH-62 Cover
1.1. LED
The SH-61/SH-62 has two LEDs (see label 1 in Figure 1) - a
LED Receiver and a LED Transmitter.
Figure 3: LED Receiver
Figure 4: LED Transmitter
The LED Receiver has three lights:
Good – green; On when optically aligned; Off when
optically not aligned.
Level – red; intensity varies with signal.
Alarm – alarm indication lamp.
The LED Transmitter has one light:
Power – green.
1.2. Monitor Jack
The Monitor Jack (see label 2 in Figure 1) is used for
making the optimum optical axis adjustment. Refer to
section
5.2 for a detailed description.
1.3. Obscuration Time Adjustment
The Obscuration Time Adjustment (see label 3 in Figure 1)
is used for setting the obscuration time. Refer to section
1
for a detailed description.
2. Suggestions for Installation (1)
1) Ensure that the sensor's line of sight is free from any
false alarm sources, such as bushes, trees, and the
like.
Note: Be aware that these false alarm sources
may change seasonally.
Figure 5: False Alarm Sources in Sensor Path
2) Ensure that the sensors are mounted on a stable and
firm fixing.
Figure 6: Sensor Mounted on Unstable Fixing
3) Ensure that strong sunlight or car headlights do not
shine directly onto the receiver.
Note: Within ±2º from the optical axis is not
recommended.
Figure 7: Strong Sunlight on Receiver
3. Suggestions for Installation (2)
3.1. Protection Distances
Model Protection Distance
(m)
Spread of Beam
(m)
SH-61 30 0.9
SH-62 100 3.0
3.2. Installation Height and Protection Distance
Figure 8: Installation Height and Protection
Distance
3.3. Direction of Installation
As the angle of the reflection mirror is adjustable 90º
horizontally and 10º vertically, the unit can be installed in
various directions.
Figure 9: Installation Direction
In case of the jump phenomenon, as shown in
Figure 10,
change the disposition of the transmitter and receiver, as
shown in
Figure 11 .
Figure 10: Jump Phenomenon
Figure 11: Resolving Jump Phenomenon
4. Installation
4.1. Installing the Wall Mount
1) Loosen the screw that is holding the cover, and
remove the cover.
Figure 12: Removing the Cover
2) Attach the moun ti ng pattern paper to the wa l l, mark
the installation holes, and make the guide holes.
Figure 13: Marking the Holes
3) Break the knock-out hole, and pu ll the wire through.
Figure 14: Breaking the Knock-out Hole
4) Attach the unit to the wall.
Figure 15: Attaching the Unit to the Wall
5) Connect the wire s to the terminal.
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