Electrical Checkout
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after completion of installation & wiring, and with the unit
properly powered, perform the following steps:
1
LED
When 24V AC/DC power is applied, the LED on the scanner will
flash on and off for 10 seconds, then turn off. The scanner LED will
stay lit as long as any motion is detected. The scanner LED will
remain lit for 15 seconds after motion has stopped, and then it turns
off.
2
Scanner Sensitivity
Adjust the scanner sensitivity if required (Figure 4).
3
Door Hold Open Time
The door hold open time is controlled by the scanner, and it is set
at 15 seconds. This time can be set at 30 seconds by setting switch
3 to “On” (see Figure 4).
4
Hold Open Operation
To check the hold open operation, open the door beyond 80°. The
door should remain in the hold open position. The door should
release and close 15 seconds after there is no motion at the door.
5
Continuous Hold Open
For continuous hold open, press the switch once to put the unit in
the continuous hold open mode. Press the switch again to activate
the timed hold open mode. The door must be opened beyond 80°
for the hold open function to take effect.
Electrical Data
4412 HSa Scanner activated Hold Open:
Voltage 24V AC/DC Nominal (+10% - 15%)
Standby Current
0.010a
Hold Open Current
0.120a
1
2
3
Cover Alignment Tab
Mask
Figure 4: To adjust Scanner Sensitivity
1. Insert a small screwdriver on the side of the housing and gently
pry the cover off.
2. Keep mask and cover together as shown.
Note: Cover alignment tab.
1
2
3
Cover Alignment Tab
Mask
3. Set dip switch1 to ON to increase sensitivity.
1
2
3
Cover Alignment Tab
Mask
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note: Leave switches 2 & 3 OFF.
4. Snap mask and cover onto scanner housing.
Note: Cover alignment tab fits into a notch on the bottom of the
scanner housing.
1
2
3
Cover Alignment Tab
Mask
Figure 5
5. Rotate scanner towards mounting plate, as shown in Figure 5
(above).
