Search coil made of flexible cable of 200cm x 80cm housed in telescopic extendable PVC pipe frame with quick release clip lever type clutch locking system is contained in a canvas carrying case. The pipes can be joined together to form a doorway.
The control unit contained in briefcase. Wooden ramp/protection for Search Cable, two side wooden  legs alongwith PVC pipe frame in canvas bag.
The entire unit can be assembled within 5 minutes to form a workable door frame metal detector even on metalled road or pacca concrete floor.
It can even be installed on any floor of multistoried buildings.
Doorway is made out of PVC pipe with a thickness 3.5mm, diameter 63mm,
50mm impact strength 10kg/cm2. The elbow and socket is made out of unbreakable - toughned nylon glass filled plastic with following sizes : Socket - Thickness 5mm, lenght - 100mm, Elbow-5mm.

• Control on top of PVC pipe frame with very less no. Of wires
• Micro Processor based technology.
• IR Sensors to avoid alarm indication for metal movement outside the frame.
• Counter - Six digit counter for counting automatically the number of persons passing through the Portable Door Frame Metal Detector.
• Detects ferrous & non-ferrous metals even concealed in ferrite.
• Search coil housed in Telescopic extendable PVC frame with wooden side supports.
• Carrying case for easy transportation.
• LED bar graph with high intensity LED.
• 0 - 9 sensitivity levels.
• LOW Battery indication.
• Dual mode operation - rechargeable & dry cells.
• Continuous operation - 100 hrs.
• Separate LED indicator for ferrite detection.

Dimensions :     
Search Coil - 200 cm x 80 cm Approx. Control unit in brief case.
Power
Works  on 230V AC +/- 15%  50 Hz.& Automatic changeover to two no. of  rechargeable 6V 4.5 mAh battery in case of power failure & works continuously for 100 Hrs. In fully charged condition. The Door Frame Metal Detector is also having four dry cells for 10 Hrs. continuous operation whenever Power Supply is OFF & Rechargeable batteries are fully consumed.
Detection         
Detects Ferrous, non-ferrous metals and their alloys, ferrite rods & all metals concealed in ferrite rods (in all six possible orientations) on a person at all speeds i.e. At slow speed and when thrown from one side to the other side.
Sensitivity
Pre programmed Nine sensitivity levels which can be selected by a single selector switch with Low, Optimum, High security levels
Indications
LED bar graph for size of metals. Three LEDs indicator. Separate LED indicator for Ferrite detection.
Audio Alarm
Three tone indication for different size of metal with three distinct coloured LED indicator and Fourth tone for Ferrite Detection with LED indicator.
Operating Temp.
- 30°C to 55°C.
Counter
Six digit conter for automatic counting. It indicates, number of persons going IN, OUT & NET IN.
Infra Red Sensor
Infra Red Sensor is provided to avoid alarm indication for metal movement outside the frame.