Winnix Technologies HYN503 User manual

UHF Antenna
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Antenna Product Manual
HYN503
Product Features
Electrical Properties: It is a general antenna for UHF RFID applications with high gain and low VSWR.
Mechanical Properties: The compact and artistic antenna is suitable for all kinds of severe environment
for its dual waterproof design with Gasket and silicone and strengthening rib of shell.
Performance Specifications
Frequency Range:902MHz～928MHz
Maximum VSWR: ≤1.3:1
Gain: > 9 dBi
H side HPBW: 70°
E side HPBW: 70°
Polarization: Circular Polarization
Relative humidity: 5%～95%
Input Impedance: 50 Ω
Antenna Connection: N-50KFD (Type N Female)
Physical specifications
Size: 258mm×258mm×56mm
Weight: 0.91kg(without bracket)
Material: Engineering Plastic ASA、Aluminums
Color: Ivory-white
Enclosure Rating:IP67
Operational Temperature: -40℃~+ 85℃
Storage Temperature:-40℃~+ 85℃
Figure 1. The photograph of the antenna

UHF Antenna
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Installation guide
HYN503 antenna can be installed on steal framed structure or bracket by own antenna bracket, and
connect with reader with coaxial line. The antenna can be installed horizontally or vertically, it is decided
by installation location, the angle can be adjusted after installation according to the real environment.
Antenna bracket is an optional accessory, you can choose according to your special requirement.
1. Installation Dimension
Figure 2 Dimension of the antenna
2. Installation Steps
2.1 Horizontal Installation
Step 1：Use M6 screw, elastic washer and plain washer, to fix the L board on the antenna, please see
Figure 3.
Figure 3 The structure for the Step 1 in the first case
Step 2：Please use M6 screw, elastic washer and plain washer and “Dog tooth” to fix it on the
horizontal and vertical bracket, please see Figure 4.
1
L board（Bracket）
2
M6 screw, elastic
washer and plain
washer



UHF Antenna
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Figure 4. The structure for the Step 2 in the first case
2.2 Vertical Installation
Step 1：Use M6 screw, elastic washer and plain washer, to fix the L board on the antenna, as shown
in Figure 5.
Figure 5 The structure for the Step 1 in the second case
Step 2：Please use M6 screw, elastic washer and plain washer and “Dog tooth”to fix it on the horizontal
and vertical bracket, as shown in Figure 6.
Figure 6 The structure for the Step 2 in the second case
1
M6 screw, elastic
washer and plain
washer
2
Dog tooth
3
M6 U style screw bolt
1
L board（Bracket）
2
M6 screw,elastic
washer and plain
washer
1
M6 screw,elastic washer
and plain washer
2
Dog tooth
3
M6 U style screw bolt









UHF Antenna
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Antenna Radiation Pattern
Figure 7. The radiation pattern(E side) Figure 8. The radiation pattern(H side)
Figure 9. The radiation pattern(3D pattern，Gain> 9 dBi)

UHF Antenna
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Figure 10. The VSWR of this antenna
Figure 11. The input port-1 Scattering-parameters of this antenna
Common Problems and Attentions:
1. HYN503 Antenna is a circular polarization antenna. Please kindly adjust the angle to get the best
reading performance in practical applications.
2. HYN503 Antenna can be used at the outdoor environments, but it’s not good to use it in an acid/alkali
environment.