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Manual Version:5PW100-20120627 

Safety precautions 

 

 

WARNING! 

 

Installing antennas is dangerous. For your safety, follow the installation directions. 

 

Keep the antenna away from power source, street lamps, distribution box, or other places that may 
cause electrical shock. 

 

Do not touch any power lines for your safety. 

 

 

Keep safety in mind when you select your installation site. Keep the antenna away from electric 
power lines and other lines. 

 

Do not work alone when you install the antenna. 

 

If you need to raise the mast, work with other people to avoid bodily injury. 

 

Do not use a metal ladder. Do not work on a wet or windy day. Dress properly, for example, shoes 
with rubber soles. Wear rubber gloves. 

 

If the antenna, antenna cable, or any other installation accessory drops, get away from it to avoid 

bodily injury. 

 

If an accident, for example, electrical shock, occurs with the power lines, immediately call for 
qualified emergency help. 

Installation guidelines 

The ANT-2503C-M2 is designed to be mounted indoors on a ceiling to maximize its 

MIMO-omnidirectional propagation characteristics. Install multiple antennas where necessary because 
doors, windows, and walls degrade signal quality. Keep the antenna away from metal obstructions and 

wire mesh. 

Choosing a mounting location 

The ANT-2503C-M2 is typically mounted indoors on the ceiling. Keep the antenna away from metal 
obstructions such as heating and air-conditioning ducts. Typically, the higher an antenna is above the 

ground, the better it performs. If possible, use a cable as short as possible to connect the antenna and 

AP. 

Mounting the antenna 

You can mount the ANT-2503C-M2 antenna on a ceiling. The installation accessories are provided 

(installation tools are user supplied). If you intend to mount your antenna on another surface, you must 

provide the appropriate installation accessories. 

Tools and accessories required 

Provided with the antenna: 

 

One split flat washer 

User-supplied: 

 

One adjustable wrench 

Summary of Contents for ANT-2503C-M2

Page 1: ...ntenna installation guide 1 Technical specifications 1 Safety precautions 4 Installation guidelines 4 Choosing a mounting location 4 Mounting the antenna 4 Tools and accessories required 4 Mounting the antenna on a ceiling 5 Recommended cable 6 ...

Page 2: ...view Table 1 Technical specifications Antenna type ANT 2503C M2 Operating frequency range 2400 MHz to 2500 MHz 5150 MHz to 5850 MHz Bandwidth 100 MHz 700 MHz Peak gain 3 dBi 5 dBi Horizontal beamwidth 360 C Vertical beamwidth 50 C Voltage standing wave ratio VSWR 2 0 Impedance 50 Ω Polarization type Vertical Max power 20 W Connector N Female Dimensions 145 mm 5 71 in diameter and 35 mm 1 38 in len...

Page 3: ...Manual Version 5PW100 20120627 2 Figure 2 through Figure 5 show the horizontal and vertical radiation patterns Figure 2 2 4 GHz horizontal pattern Figure 3 2 4 GHz vertical pattern ...

Page 4: ...Manual Version 5PW100 20120627 3 Figure 4 5 GHz horizontal pattern Figure 5 5 GHz vertical pattern ...

Page 5: ...s immediately call for qualified emergency help Installation guidelines The ANT 2503C M2 is designed to be mounted indoors on a ceiling to maximize its MIMO omnidirectional propagation characteristics Install multiple antennas where necessary because doors windows and walls degrade signal quality Keep the antenna away from metal obstructions and wire mesh Choosing a mounting location The ANT 2503C...

Page 6: ...sher callout 3 in Figure 7 from the antenna and place it above the ceiling 3 Thread the antenna cable through the hole you drilled in Step 1 until the base of the antenna is flush with the ceiling 4 From above the ceiling thread the antenna cable through the opening on the split flat washer See Figure 6 5 Thread the split flat washer through the antenna s thread and fasten it until the antenna is ...

Page 7: ...read 5 Mounting hole 6 Ceiling Recommended cable H3C recommends that you use a high quality low loss cable with the antenna Coaxial cable loses efficiency as the frequency increases causing signal loss Keep the cable as short as possible because cable length also causes signal loss the longer the run the greater the loss 1 2 3 4 5 6 18mm ...

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