Zhejiang Dahua Vision Technology DH-PFM889 Wireless Transmission Device User Manual
Zhejiang Dahua Vision Technology Co., Ltd Wireless Transmission Device
User Manual
DH-PFM889 Series Wireless Device
Quick Config Manual
V1.0.0
Zhejiang Dahua Vision Technology Co., LTD
Important Safeguards and Warnings
Please read the following safeguards and warnings carefully before using the product in order to avoid
damages and losses.
Attentions:
Do not expose the device to lampblack, steam or dust. Otherwise it may cause fire or electric
shock.
Do not install the device at position exposed to sunlight or in high temperature. Temperature rise
in device may cause fire.
Do not expose the device to humid environment. Otherwise it may cause fire.
The device must be installed on solid and flat surface in order to guarantee safety under load and
earthquake. Otherwise, it may cause device to fall off or turnover.
Do not place the device on carpet or quilt.
Do not block air vent of the device or ventilation around the device. Otherwise, temperature in
device will rise and may cause fire.
Do not place any object on the device.
Do not disassemble the device without professional instruction.
Warning:
Please use battery properly to avoid fire, explosion and other dangers.
Please replace used battery with battery of the same type.
Do not use power line other than the one specified. Please use it properly. Otherwise, it may cause
fire or electric shock.
Special Announcement:
This manual is for reference only.
All the designs and software here are subject to change without prior written notice.
All trademarks and registered trademarks are the properties of their respective owners.
If there is any uncertainty or controversy, please refer to the final explanation of us.
Please visit our website for more information.
Table of Contents
1 Cable Connection ............................................................................................................ - 3 -
2 Typical Working Mode ................................................................................................... - 4 -
3 Device Config ................................................................................................................... - 5 -
4 Appendix 1 Technical Specifications ............................................................................. - 9 -
5 FCC Statement .............................................................................................................. - 10 -
1 Cable Connection
Please refer to Figure 1-1 for the connection of DH-PFM889.
Figure 1-1
Please refer to sheet 1-1 for more details about the port.
Device model Port Port name Connection and function
DH-PFM889-I 3 RJ45 ports PoE Connect to the “PoE” on the PoE
power device via twisted pair, and
provide power and data
transmission to the device.
LAN “LAN” port can be used to
connect to IP camera, you can
select any LAN port for device
debugging.
DH-PFM889-IM
2 RJ45 ports PoE Connect to the “PoE” on the PoE
power device via twisted pair, and
provide power and data
transmission to the device.
LAN “LAN” port can be used to
connect to IP camera, you can
select any LAN port for device
debugging.
Sheet 1-1
2 Typical Working Mode
The product can provide excellent wireless signal coverage, which can be widely applied in various
indoor scenes, such as office, meeting room, coffee shop, restaurant, hospital lobby, airport hall and
other areas with high people density.
Scene Application
Figure 2-1
3 Device Config
Precondition
Please refer to the cable connection figure to connect the device to mainframe and power it on.
Operation Steps
It is to configure access point device via the following steps, the terminal users can be connected and
communicated after config is completed.
Step 1
Configure the computer IP address as the address which is not used in the LAN, such as 192.168.1.180.
Figure 3-1
Step 2
Use the browser to log in the device, the login information is shown as below:
DH-PFM889-I DH-PFM889-IM
IP address 192.168.1.1 192.168.1.1
User name Root Root
Password Admin Admin
Step 3
Log in DH-PFM889-I and the interface is shown as below:
Figure 3-2
Step 4
Click the wizard column and the interface is shown as below. Here you can modify the router password
and select interface language.
Figure 3-3
Step 5
Click “Next” and the interface can be used to set the network working mode of the device. Please use
bridge mode if the device is used as access point, besides, please modify LAN IP in order to avoid
conflict. The device can be used as a router after selecting route mode.
Figure 3-4
Step 6
Click “Next” and the interface is used to set the wireless mode of the device. The ESSID of device is
used for client connection, the mode is selected as access point, the channel is advised to select auto,
and it is also advised to use WPA2-PSK encryption, the default password is 1234567890abc;
Figure 3-5
Attention:
Please configure different “channel” for different access points when it is deployed with multi access
ponit, which is to avoid the disturbance between devices.
Please turn off TDMA function when it is connected to general clients such as laptop, mobile phone
and wireless camera.
4 Appendix 1 Technical Specifications
Item DH-PFM889-I DH-PFM889-IM
Wireless
Standard
IEEE802.11 b/g/n
（2T2R）
IEEE802.11 a/n/ac（2T2R）
IEEE802.11 b/g/n（2T2R）
Working frequency
2400~2500MHz （support frequency extension, extension
range 2312~2732MHz）
5745~5825MHz （support frequency extension, extension
range 4900~6100MHz）(only supported by DH-PFM889-IM)
Antenna Built-in Omnidirectional antenna: gain 3dBi
Output power 27dBm
Receive sensitivity
11b ：
-97dBm@1Mbps
11n ：
-72dBm@MCS7
11b：-93dBm@1Mbps
11g： -92dBm@6Mbps
11a：-91dBm@6Mbps
11n：-74dBm@MCS7
11ac：-67dBm@MCS9
Max transmission
speed
11n：300Mbps(40M
channel width)
11ac：867Mbps（80M channel width）
11n：300Mbps(40M channel width)
Hardware
Working voltage 48V PoE or 48V DC 48V PoE or 48V DC
Port
3×10/100M
Base-TX (Cat. 5/5E，
RJ-45) network port
2×10/100/1000M Base-TX (Cat.
5/5E， RJ-45) network port
Working
temperature
-30℃～+65℃
Storage temperature -40℃～+85℃
Working humidity 5%～95%RH non-condensation
Dimension 150*150*31.6mm
Software Encryption mode WPA-PSK/WPA2-PSK
Network mode Route/bridge
Security mechanism IP/MAC address filter, conceal network name, port isolation.
Network protocol TCP/UDP/ARP/ICMP/DHCP/HTTP/NTP
TDMA enhance Support（extend private communication protocol）
Auto ACK timing
adjust
Support（auto adapt to the change of transmission distance,
always make the performance in the optimal state）
Management and
log
NTP，Syslog，Telnet，AC
Webpage config
management
Support webpage config
Firmware update Support Firmware webpage update
Bandwidth flexible
config
20M/40MHz 20M/40M/80MHz
5 FCC Statement
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two
conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including interference that may cause
undesired operation.
Attention that changes or modification not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
Note: This product has been tested and found to comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This product generates, uses, and can
radiate radio frequency energy and, if not installed and used in accordance with the instructions,
may cause harmful interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this product does cause harmful
interference to radio or television reception, which can be determined by turning the equipment
off and on, the user is encouraged to try to correct the interference by one or more of the
following measures:
—Reorient or relocate the receiving antenna.
—Increase the separation between the equipment and receiver.
—Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected.
—Consult the dealer or an experienced radio/TV technician for help.
This equipment should be installed and operated with a minimum distance 20cm between the
radiator and your body
Note
This user’s manual is for reference only.
Slight difference may be found in user interface.
All the designs and software here are subject to change without prior written notice.
All trademarks and registered trademarks are the properties of their respective owners.
If there is any uncertainty or controversy, please refer to the final explanation of us.
Please visit our website for more information.
Dahua Technology CO., LTD.
Address：No.1199 Bin’an Road, Binjiang District, Hangzhou, PRC.
Postcode: 310053
Tel: +86-571-87688883
Fax: +86-571-87688815
Email:overseas@dahuatech.com
Website: www.dahuasecurity.com