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GB 15210-2018 (GB15210-2018)

GB 15210-2018_English: PDF (GB15210-2018)
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GB 15210-2018English310 Add to Cart 0--9 seconds. Auto-delivery General specifications for walk-through metal detector Valid GB 15210-2018

BASIC DATA
Standard ID GB 15210-2018 (GB15210-2018)
Description (Translated English) General specifications for walk-through metal detector
Sector / Industry National Standard
Classification of Chinese Standard A91
Classification of International Standard 13.310
Word Count Estimation 26,265
Date of Issue 2018-11-19
Date of Implementation 2019-12-01
Older Standard (superseded by this standard) GB 15210-2003
Drafting Organization The First Research Institute of the Ministry of Public Security, the National Security and Alarm System Product Quality Supervision and Inspection Center (Beijing), the National Security and Alarm System Product Quality Supervision and Inspection Center (Shanghai), the China Civil Aviation Science and Technology Research Institute, and Shenzhen Xinyuantong Electronics Co., Ltd. , Guangdong Shoumenshen Technology Group Co., Ltd., Shanghai Taihong Weishi Security Equipment Co., Ltd.
Administrative Organization Ministry of Public Security
Regulation (derived from) National Standard Announcement No. 15 of 2018
Proposing organization Ministry of Public Security
Issuing agency(ies) State Administration of Markets and China National Standardization Administration

Standards related to: GB 15210-2018

GB 15210-2018
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 13.310
A 91
Replacing GB 15210-2003
General specifications for walk-through metal detector
ISSUED ON: NOVEMBER 19, 2018
IMPLEMENTED ON: DECEMBER 01, 2019
Issued by: State Administration for Market Regulation;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword ... 3 
1 Scope ... 5 
2 Normative references ... 5 
3 Terms and definitions ... 6 
4 Classification ... 8 
5 Technical requirements ... 8 
6 Test methods ... 15 
7 Inspection rules ... 26 
8 Identification, marks, labels and packaging ... 29 
9 Accompanying technical document ... 30 
Annex A (informative) Code, material and dimensions of test object ... 32 
Annex B (informative) Detector position distribution map and position code . 34 
Annex C (informative) Motion posture of test object ... 35 
Annex D (informative) Auto-test system ... 36 
Annex E (informative) Radiation magnetic induction intensity ... 37 
Bibliography ... 39 
General specifications for walk-through metal detector
1 Scope
This Standard specifies technical requirements, test methods, inspection rules,
identifications, marks, labels and packaging, accompanying technical
documents of walk-through metal detector.
This Standard is applicable to the walk-through metal detector that detects
metal weapons and metal prohibited goods. The walk-through metal detectors
for other usages may refer to this Standard.
2 Normative references
The following referenced documents are indispensable for the application of
this document. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any
amendments) applies.
GB/T 2423.1-2008, Environmental testing - Part 2: Test methods - Tests A:
Cold
GB/T 2423.2-2008, Environmental testing - Part 2: Test methods - Tests B:
Dry heat
GB/T 2423.3-2016, Environmental testing - Part 2: Testing method - Test Cab:
Damp heat, steady state
GB/T 2423.5-1995, Environmental testing for electric and electronic products
Part 2: Test methods Test Ea and guidance: Shock
GB/T 2423.10-2008, Environmental testing for electric and electronic
products - Part 2: Tests methods - Test Fc: Vibration (sinusoidal)
GB/T 4208-2017, Degrees of protection provided by enclosure (IP code)
GB 4793.1-2007, Safety requirements for electrical equipment for
measurement, control, and laboratory use - Part 1: General requirements
GB/T 6587-2012, General specification for electronic measuring instruments
GB 16796-2009, Safety requirements and test methods for security
metal detector.
3.9 detector position
The position selected in the detector plane through which 12 test objects shall
pass. These positions are based on the average height setting of an adult man.
They are respectively located on ankles, legs, crotch, hands, chest, double
armpits, head and head top. In the coordinate system, they are the points
defined by the x and z values.
3.10 auto-test system
An automatic testing equipment that simulates the process of the human body
carrying the test object through the detector plane, the test object can be
clamped to perform linear translation movement in the X, Y, Z three-axis
coordinate system.
3.11 standard tester
A human being with a height of 1.55m~1.85m, a weight of 50kg~90kg, who
does not carry any metal or conductive objects, magnetic materials, or any
metal inserts in the body.
4 Classification
According to the detection class, the walk-through metal detector (hereinafter
referred to as "metal detector") is divided into class I, class II, class III and mixed
class:
- Class I: the metal detector that can detect half-piece razor blades;
- Class II: the metal detector that can detect screwdriver, non-magnetic
stainless-steel dagger, and has no alarm for metal pen;
- Class III: the metal detector that can detect magnetic stainless-steel
daggers and aluminum knives, while not alarming stainless-steel keys;
- Mixed type: the metal detector that through parameter adjustment, the
detection capability can reach two or three of Class I, Class II, and Class
III.
5 Technical requirements
5.1 Appearance
The appearance of metal detector shall meet the following technical
b) The grounding is stable and shall be able to resist normal impact without
sliding imbalance;
c) For the metal detector with foot pedal at the bottom, the gap between the
foot pedal and the main structure of the metal detector shall be less than
or equal to 10mm; there shall be no obvious collapse, twisting, warping or
displacement when the foot pedal carries 120kg.
5.2.4 Enclosure protection level
Indoor working type: in accordance with relevant technical requirements of IP41
in GB/T 4208-2017.
Outdoor working type (with shield): in accordance with relevant technical
requirements of IP53 in GB/T 4208-2017.
5.3 Operational control
5.3.1 Operational authorization
Devices and parameters that affect detection performance shall be protected to
prevent unauthorized changes.
5.3.2 Buttons and control devices
Buttons and control devices shall be flexible, clear in touch, and reliable in
function. For the metal detector equipped with remote control, the remote-
control distance shall be greater than or equal to 2m.
5.3.3 Parameter storage
The metal detector shall have the ability to store the set parameters. The
parameters shall not be changed when power is turned on again after power
off.
5.3.4 Remote control
If centralized control via remote computer or network is allowed, corresponding
control procedures shall be provided. And it shall have the function of remote
parameter adjustment, remote diagnosis and alarm related data storage. When
the remote control is interrupted for any reason, the metal detector shall be able
to automatically restore local control.
5.4 Power adaptability
The power adaptability of the metal detector shall meet the following
requirements:
a) The metal detector that uses AC power supply shall be able to work
The metal detector alarm sound shall meet the following requirements:
a) It is different from non-alarm sound, and the alarm indicator does not
produce any sound when it is non-alarm;
b) The tone can be adjusted so that the alarms of two adjacent metal
detectors can be clearly distinguished;
c) It can be adjusted from mute to maximum sound intensity. At 0.8m away
from the metal detector, the maximum sound intensity is greater than or
equal to 85dB.
5.8.2.2 Alarm display
The metal detector alarm display shall meet the following requirements:
a) The color is red, and it is different from the non-alarm display;
b) If there is a partition detection function, the partition positioning can be
seen at a glance and the position shall be accurate;
c) In 6000lx bright environment and 25lx dim environment, it can be clearly
seen when it is 3m away from the alarm display.
5.9 Anti-interference
With an outer edge pitch greater than or equal to 0.5m, when multiple metal
detectors are placed side by side, each metal detector shall be able to work
normally and meet the requirements of 5.7.2.
5.10 Resistance to static metal objects
5.10.1 Resistance to surrounding static metal objects
The detection performance of the metal detector shall not be affected by the
large static metal objects beyond 1m around the detector body.
5.10.2 Resistance to influence of internal metal structure on the ground
The detection performance of the metal detector shall not be affected by the
metal structure below 0.1m above the ground.
5.11 Anti-interference of surrounding metal objects
The metal detector shall not generate an alarm signal for moving metal objects
beyond 1.5m around the detector.
5.12 Electrical safety
setting parameters are not lost. The test level shall not be lower than the
requirements of level 2 in Table 1 of GB/T 17626.3-2016.
5.14.3 Surge (impact) voltage immunity
For the metal detector that uses AC power supply, when the power supply port
is disturbed by external surge (impact) voltage, allow the performance of the
metal detector to temporarily decline, but it shall be able to resume normal work
on its own, and the saved setting parameters are not lost. The test level shall
not be lower than the requirements of level 2 in Table 1 of GB/T 17626.5-2008.
6 Test methods
6.1 General test conditions
6.1.1 Environmental conditions
Except for tests that specifically declare environmental conditions, the rest tests
shall be conducted under the following environmental conditions:
a) Temperature: 15°C~35°C;
b) Relative humidity: 15%~75%;
c) Atmospheric pressure: 86kPa~106kPa;
d) Moving metal objects: 1.5m away from any part of the detector;
e) Static metal objects: 1.0m away from the detector, 0.5m above the top,
0.1m above the bottom;
f) No strong electromagnetic interference.
6.1.2 Default setting
Except for tests that specifically declare working parameters, the rest tests shall
be conducted under the following conditions:
a) Sensitivity: set as the sensitivity gear recommended by the manufacturer,
and satisfy a detection class;
b) Walking-through speed: if there is a choice of walking-through speed
parameters, set it to a parameter that covers 1m/s speed;
c) Alarm recovery: if there is an alarm recovery method to choose, set it to
the automatic recovery method;
d) Proximity switch: If there is a proximity switch to prevent false alarms,
cotton yarn or silk cloth to repeatedly wipe to ensure that the position shall not
hook the clothing.
6.4 Mechanical structure and layout test
6.4.1 Detector structure layout
Visually inspect the layout.
6.4.2 Pedestrian crossing
Visually inspect and measure the pedestrian crossing.
6.4.3 Structural stability
Choose a flat, solid site for metal detector. Test the structural stability according
to the following methods:
a) Gently shake the detector to see if it falls smoothly and the mechanical
connections and components are firm;
b) Apply a torque of 200N · m separately on the top four sides of the detector.
Determine the test result of any side;
c) If the metal detector is designed with a foot pedal, measure the gap
between the foot pedal and the main structure of the metal detector main
body. Two testers with a total weight of about 120kg stand on the foot
pedal. Visually inspect the foot pedal.
6.4.4 Enclosure protection level test
Test according to the requirements of Clause 11, Clause 12 and Clause 13 of
GB/T 4208-2017.
6.5 Operational control test
Visually inspect and operate according to the product user manual.
6.6 Power adaptability test
a) The metal detector of AC power supply shall be tested according to the
following methods:
- Set the adjustable power output frequency to 50Hz. Respectively test for
15min at 3 voltage points of 187V, 220V and 242V. Verify basic detection
function in 5.6;
- Set the adjustable power output frequency to 47.5Hz. Respectively test
for 15min at 3 voltage points of 187V, 220V and 242V. Verify basic
The test shall use the auto-test system. For each detection class that the
product can reach, all the contents of the corresponding detection class listed
in Table 1 shall be tested.
The test shall be based on all test objects corresponding to one detection class
in Table 1. Put it in the detector position of Annex B with the motion posture of
Annex C. Go through the metal detector at a speed of 1.0m/s. The moving
distance shall be at least the length of the detection area plus 0.5m before and
after. The second test returns along the same path. The time interval between
the two tests shall be greater than or equal to 3s. The same test shall be
performed 10 times at each position (5 round trips). Each test object to be
alarmed shall be carried out in 12 positions, 3 postures for each position. 10
times are for per position, 360 tests in total. Each test object that shall not alarm
shall be carried out in 12 positions. 10 times are for per posture per position,
120 tests in total.
6.9.3 Walking-through speed
The test shall use auto-test system. For each detection class that the product
can achieve, it shall select one corresponding test object that shall be alarmed
in Table 1 to test.
Select a test object from Table 1 according to the detection class. Put it in the
detector position of Annex B with the motion posture of Annex C. Pass through
the metal detector at two speeds of 0.2m/s and 2.0m/s, respectively. The
moving distance is at least the length of the detector region plus 0.5m before
and after. The second test returns along the same path. The time interval
between two tests shall be greater than or equal to 3s. The same test shall be
performed at least 10 times in each position (5 round trips). Two speeds shall
be used for each test object. Perform at 12 positions, 3 postures for each
position. 10 times are for per position per posture, 720 tests in total.
6.9.4 Alarm response time
According to the detection class that the product can reach, select one of the
test objects corresponding to the alarm in Table 1 for testing. Place the test
object in the detector position 5 with posture 1. Go through the metal detector
at a speed of 1.0m/s. The moving distance is at least the length of the detector
region plus 0.5m before and after. Record the time from the front end of the test
object entering the detector region to the start of the alarm sound, as well as
the time from the end of the test object leaving the detector region to the end of
the alarm sound.
6.9.5 Stable working time
Place the metal detector in a suitable working environment. Make it in the most
sensitive detection class attainable. Continuously work 24h. During the working
6.12.2 Resistance to influence of internal metal structure on the ground
Spread the test object T0 on level ground. Place a wooden, metal-free bracket
with a thickness of 100mm on it. The metal detector is placed on the bracket
and located in the middle of T0 (see Figure 3).
Perform detection sensitivity test according to detection class.
6.13 Anti-interference of surrounding metal objects
Set the metal detector according to the parameters provided in the product user
manual. It shall at least meet one detection class. After the metal detector enters
the working state, place the test object T0 perpendicular to the ground and with
a height of 1m from the center to the outer side of the metal detector in parallel.
Keep a spacing of 1.5m. Move T0 back and forth in a direction parallel to the
outer side of the metal detector at a speed of 0.2m/s and move it back and forth
for 0.5m each. Determine whether the result meets the requirements of 5.11.
Carry out the same test to the rest three sides of metal detector.
6.14 Electrical safety test
Test according to the following methods. Determine whether the result meets
the requirements of 5.12.
a) Electrical strength: the test method is carried out according to 5.4.3 in GB
16796-2009;
b) Insulation resistance: the test method is carried out according to 5.4.4 in
GB 16796-2009;
c) Protective grounding: the test method is carried out according to 5.4.5 in
GB 16796-2009;
d) Leakage current: the test method is carried out according to 5.4.6 in GB
16796-2009.
6.15 Environmental adaptability test
6.15.1 Working environment
See Table 2 for working environment and humidity test.
During the test, the basic functions of the detector shall be tested according to
the test method specified in 6.8.
After the test, the appearance shall be inspected according to the test method
of 6.3.
When the environmental adaptability of the whole machine is not available, the
7.3 Defect determination and classification
According to the degree of impact of defects on the performance of metal
detector, it is divided into the following 3 types:
- Fatal defects: defects that pose a danger to personal safety or seriously
damage the basic functions of metal detector;
- Severe defects: defects that exceed the prescribed limit, partial function
failure or defects that impede the normal operation of the metal detector;
- Minor defects: defects that do not hinder the overall situation or can
maintain the basic function of the metal detector by simple adjustment.
7.4 Sampling of inspection samples and determination of conformity
Sampling and conformity determination are conducted according to the relevant
requirements in Clause 6 of GB/T 6587-2012. AQL value range shall not be
greater than 6.5.
8 Identification, marks, labels and packaging
8.1 Identification
Product identification shall meet the following requirements:
- Mark the rated supply voltage of the power supply near the power supply
terminal, or the model and connection polarity of the battery used;
- The on-off of switch, the function of button, the cables of various field
connections and the installation of optional parts are clearly and specifically
marked;
- If there are replaceable fuses, indicate their model and rating near the fuse;
- The symbols or logos represented by graphics meet the requirements of
Table 1 of GB 4793.1-2007;
- The content that needs to be represented in text shall be written in Chinese;
- Under normal use and the cleaning method specified by the manufacturer,
it can be kept clear and firm for a long time.
8.2 Marks and labels
The product marks and labels shall meet the following requirements:
Annex A
(informative)
Code, material and dimensions of test object
A.1 Class I non-alarm test object
Code is T1, standard tester.
A.2 Class I alarm test object
Analog razor blade: code is T2, material is δ=0.08mm refined stainless steel
plate (9Cr18), can be modified by breaking double-sided razor blade.
Dimensions: rectangular, 37mm × 10mm (length × width).
A.3 Class II non-alarm test object
Analog metal-containing pen: code is T3, material is δ=1.5mm semi-hard brass
plate (H62-Y).
Dimensions: rectangular, 40mm × 4mm (length × width).
A.4 Class II alarm test object
Analog screwdriver: code is T4-1, material is tool steel (45#).
Dimensions: cylindrical, Φ6×50mm.
Analog dagger: code is T4-2, material is δ=1.5mm stainless-steel plate
(06Cr19Ni10).
Dimensions: rectangular, 80mm × 20mm (length × width).
A.5 Class III non-alarm test object
Analog key: code is T5, material is δ=1.5mm ordinary stainless-steel plate
(2Cr13).
Dimensions: rectangular, 50mm × 10mm (length × width).
A.6 Class III alarm test object
Analog dagger: code is T6-1, material is δ=1.5mm ordinary stainless-steel plate
(2Cr13).
...