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1-877-622-2697 

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NABCOENTRANCES

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Acusensor 3 

 

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A. Specifications 

 

  

 

Part Description 

Acusensor 3 

Part Number 

14-8902-3 

Sensing System 

Active reflective infrared system (Motion / Presence) 

Power source 

12 to 24V AC or DC  Class 2 

Recommended  
Temperature Range 

-20 to +55°C (-4 to 131°F) 

Power consumption 

<2.5VA @24VAC, <100mA @12VDC) 

Output Contacts    
Rating 

Form A relay, 50V 0.1A Max. (Resistance load) 
No Detection: “OPEN”, Detection: “CLOSED”, 
Power failure: “OPEN”

 

Mounting height 

6'6" (2m) to 9'10" (3m) 

Detection area 
(when mounted

 

at 

the height of 118”) 

Max. depth: 74.8”   Max. width: 130.7” 
See page 10, figure 10 for more details 

Output display 

Green   / Stand-by 
Red       / 1st Row Detection Active        
Orange / 2nd Row Detection Active 
                See page 13 for more details

 

Standstill memory 
time (learn time) 

2 sec, 10 sec, 30sec, and 90sec 

Output holding time 

0.5 seconds 

Weight 

Approximately 1/2 lbs (8.5oz) 

Color 

Black 

Summary of Contents for Acusensor 3

Page 1: ...Door if Safety System is not working Instruct the Owner to keep all power turned OFF until corrective action can be achieved by a NABCO trained technician Failure to follow these practices may result in serious consequences NEVER leave a Door operating without all Safety detection systems operational DN0359 NOT FOR USE AS A SWING DOOR SAFETY SENSOR This Sensor does not have adequate pattern detect...

Page 2: ...tion and operation of this system It is essential that this equipment be properly installed and operational before the door is used by the public It is your responsibility to inspect the operation of the entrance system to be sure it complies with any applicable standards In the United States ANSI Standard 156 10 and 156 19 usually cover the operation of the doors Instruct the building owners oper...

Page 3: ...ions 4 B Appearance and Dimensions 5 C Installation and Adjustment 1 Installation 6 2 Wiring 6 3 Customized Settings a Setting up depth coverage 7 b Setting up width coverage 9 c Setting up operation mode 1 Setting up interference prevention modes 10 2 Sensitivity setting 11 3 Presence detection time 11 4 Turning ON the power 12 5 LED Indicator 13 6 Usage Tips 13 7 Trouble shooting 15 ...

Page 4: ...1 F Power consumption 2 5VA 24VAC 100mA 12VDC Output Contacts Rating Form A relay 50V 0 1A Max Resistance load No Detection OPEN Detection CLOSED Power failure OPEN Mounting height 6 6 2m to 9 10 3m Detection area when mounted at the height of 118 Max depth 74 8 Max width 130 7 See page 10 figure 10 for more details Output display Green Stand by Red 1st Row Detection Active Orange 2nd Row Detectio...

Page 5: ...97 WWW NABCOENTRANCES COM Acusensor 3 ____________________________________________________________________________________________ B Appearances and Dimensions Figure 1 Appearance Figure 2 Shown with cover removed DN0359 DN0359 ...

Page 6: ...ires of other products in the area close to the place where you are going to drill Also be sure that the mounting height is within the value of those in SPECIFICATIONS on page 4 2 Wiring 1 Plug the Acusensor 3 Harness P N 22 9184 Figure 4 into the 4 pin connector on the Acusensor 3 2 Connect the Black and Red power wires to a class 2 transformer or the Brown Red 12 volt wires on a Microprocessor U...

Page 7: ...screw See figures 5 6 7 on following page As an Activation Sensor When the Acusensor 3 is intended to be used as a door activating device the depth of coverage should comply with ANSI requirements When other sensors are being used for the activation function it may be desirable but not necessarily required to reduce the sensing coverage area of the Acusensor 3 Adequate threshold coverage might be ...

Page 8: ...re eliminated When detection area is tilted toward the door the bottom edge of the header can block the sensor pattern if the sensor is installed too high on the header DO NOT install sensor higher than 4 5 inches above the bottom edge of the header Figure 5 Figure 6 Set the rows using dipswitches 7 and 8 Setting the base angle DN0359 DN0359 DN0359 DN0359 Figure 7 Setting the depth screw angle ...

Page 9: ...n 3 5 steps each click Right Left Mounting Height 79 87 94 102 110 118 A 6 3 6 7 7 5 7 9 8 7 9 4 B 16 5 18 1 20 21 7 23 2 25 2 C 31 5 34 6 37 8 40 9 44 1 47 6 D 49 6 54 7 59 8 64 6 69 7 74 8 E 87 95 7 104 3 113 121 7 130 7 F 62 6 68 9 75 2 81 5 87 8 94 1 G 40 9 44 9 48 8 53 1 57 1 61 4 Z 1 6 1 6 1 8 2 2 2 2 4 See below for areas affected b Setting up for Width Coverage The area width can be adjust...

Page 10: ...rence Prevention Settings When multiple Acusensor 3 s are used in close proximity to each other such as in a vestibule the use of different modes will help prevent mutual interference Using the mode switch four modes are possible through a combination of positions on switches 3 and 4 Following is an example of one combination which might be used in a vestibule Figure 12 Sensors facing each other o...

Page 11: ...d 6 Level 3 has the highest immunity this may reduce sensitivity a small amount Note Snow mode is only active when the temperature is at or below 41 F 5 C If the sensor is installed during a warmer time of year a second visit when colder may be necessary to check the detection pattern with snow mode activated 3 Presence detection time The Acusensor 3 computer will establish a base memory pattern o...

Page 12: ...nts are completed turn ON the power to the sensor wait a minimum 10 seconds then confirm the detection area B If the sensor does not detect or misdetects confirm the detection area and mode setting and readjust if necessary C The doors could recycle or remain open indefinitely under the following conditions a When adjusting the detection area or setting mode b When moving a mat within the detectio...

Page 13: ... a non vertical surface the door may end up inside the detection area When installing the Acusensor 3 adjust the detection area so that the Acusensor 3 does not detect the door B Be sure to unplug the sensor first before changing the detection or mode settings If the settings are changed when the power is ON the Acusen sor 3 may malfunction C Electric power consumption is 100mA max at 12VDC per Ac...

Page 14: ...tection If the items in the detection area move a bit the door may be held open G If two or more Acusensor 3s are used close to one another ghosting may occur due to mutual interference Be sure that every Acusensor 3 has a different mutual interference mode See page 10 in this Instruction Manual H Too much reflected light off the floor may reduce the sensitivity causing the Acusensor 3 to malfunct...

Page 15: ...gh sensitivity Lower the sensitivity using the sensitivity switch Overlap of detection area with other sensors Change interference prevention mode to be different from other Acusensor 3 s When two Acusensor 3 s interfere with each other use mode A and mode B Sensor detecting door Confirm whether detection area is inclined toward the door Adjust the detec tion area by depth screw or base angle Movi...

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