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Model 1461
Single Channel
Motion Detector
Installation and Operating Instructions
The 1461 is an analog device for the detection of motion in the field of view of a TV camera. It is intended as an aid to personnel
engaged in monitoring a TV display and is not intended as a primary alarm input device.
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The software/firmware furnished with this equipment is confidential to and is copyrighted by AMERICAN DYNAMICS. It is not to be copied or disclosed in any manner without the express written consent of AMERICAN DYNAMICS. The software/firmware is furnished to the purchaser under a license for use on a single system. Note: Information furnished by AMERICAN DYNAMICS is believed to be accurate and reliable. However, no responsibility is assumed by AMERICAN DYNAMICS. for its use; nor for any infringem
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= =- AMERXfAN -=L-‘DYNRM/CS The installation of this product should be made by qualified service personnel and should conform to all local codes. symbol, within an equilateral triangle, is intended to alert the user to the presence of product’s enclosure that may he of suffi- cient magnitude to constitute a risk of elec- tric shock to persons. CAUTION: To reduce the risk of electric shock, do not remove covers (or back). The exclamation point within an equilateral triangle is intended to alert t
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Table of Contents Product Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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DESCRIPTION DISPLAY BYPASS AUTO RESET Figure 1 - 1461 Front Panel PRODUCT DESCRIPTION INSTALLATION Systems involving video motion detectors must use the best The 1461 is an analog device for the detection of motion in the possible connection and grounding practices. Poor wiring not field of view of a TV camera. It is intended as an aid to only causes poor pictures, but could affect the alert function. personnel engaged in monitoring a TV display and is not Camera and lens selection, camera locat
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CONNECTIONS 12ov 60HZ 0 CONTROL Figure 2 - 1461 Rear Panel CONNECTIONS Auxiliary Start Relay Connections Video Input The 5-pin CONTROL connector is also used to access a normally open, SPST relay which can be used to activate a Connect a good grade of RG59/U video cable from the camera VCR or other devices during an alert. The relay contacts to the VIDEO IN BNC Connector on the rear panel of the It does not provide a closure between pins 3 and 4 when an alert condition 1461. The 1461 has a passi
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OPERATION -@+ -@+ -@+ DISPLAY BYPASS AUTO RESET Figure 3 - 1461 Front Panel Controls OPERATION DISPLAY (+/-) - This two position toggle switch activates (+) Operating Controls or deactivates (-) display of the two vertical bars indicating the area of the picture in which motion is detected. (See Figure 4, All operating controls are on the front panel of the 1461, as On-Screen Display, page 4.) It does not otherwise affect the shown in Figure 3. operation of the unit. The activated (+) position i
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OPERATION Setup Normal Operation 1) Apply power to the motion detector and associated During normal operation the motion detector should be set cameras, switchers, and monitors. It is normally better to with all toggle switches in the active (+) position. This have power to auxiliary equipment, such as VCR’s, off displays the detection area enclosed by twin vertical bars, arms during initial setup. the four action indicators, and enables the auto reset. It allows the operator to look away from t
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APPENDIX
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SYSTEM CONSIDERATIONS SYSTEM CONSIDERATIONS magnifies objects in the scene but covers a smaller area. A short focal length (wide-angle) lens covers a large overall Motion detectors operate on the principle that any change in scene, but shrinks the apparent size of objects in the scene. the scene from a camera is caused by some moving object. Motion detectors can be affected by lenses of either too short They monitor the content of a camera scene within a sensitized or too long a focal length. ar
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SYSTEM CONSIDERATIONS The performance of various camera-lens combinations at A target may move so slowly that its motion is not perceived different light levels may be obtained from the manufacturer’s by the unit. A longer focal length lens magnifies both size and data. For optimum performance, the 1461 requires a apparent speed of motion. moderately noise-free video signal at industry standard voltage levels. The camera-lens combination should be selected more A target may move through the scen
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TYPICAL SYSTEM CONNECTIONS 1461 Motion Detectors to 1408A Switcher 1461 MOTION DETECTORS CONTROL IN OUT 5 CAMERA 4 30 : . . REMOTE START -. Local VCR NOTE: Impedance of local ---L VCR and MONITOR must be set to HI-Z 1 L -I oc ) 0 - - CAMERA 1 Lozal MONITOR m 1408A SWITCHER REMOTE START lo 0 0 01 TIME-LAPSE VCR MONITOR C
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SPECIFICATIONS Voltage Supply: 1461 - 120 VAC, 50/60 Hz 1461101 - 13.5 VDC (11 to 18 V) - 3/8 Amp Slo-Blo fuse 1461X - 230 VAC, 50/60 Hz Power: 3 watts Aux Relay Contacts: Power - 10 VA max Voltage - 30 VDC or RMS max Current - 0.25 Amps DC or RMS max. (resistive load) Video Input: Passive looping, 525 line, 60 Hz “X” Models are 625 line, 50 Hz Sensing Area: - Minimum - 0.8% of Scanned Area Maximum - 90% of Scanned Area Size: 1.75” H x 4.3” W x 7.2” D (45 x 110 x 183 mm) Weight: 1.8 lbs (0.8 kg)
