37
System Diagram (Full Wireless Coverage Proposal)
Appendix Figure 1-3
This proposal is highly comprehensive. Generally speaking, required device quantity shall be confirmed
according to actual needs.
No.
Type
Model No.
Qty.
Description
Feature
1
Wireless
receiving
end
DH-PFM880
X
IP66, wide temperature: -30~70°,
wireless
bandwidth:
300M,
coverage area: 3km, standard
power supply, high-power antenna
and dual feeder
It applies to large
construction
site
projects, to be
adjusted according
to actual needs.
2
Wireless
client
DH-PFM881
X
Outdoor
waterproof,
wide
temperature: -30~70°, wireless
bandwidth: 300M, coverage area:
3km, standard power supply
It applies to large
construction
site
projects, to be
adjusted according
to actual needs.
3
Outdoor
switch
DH-S4000-7X X
4*
10/100M,
1*10/100/1000M,
2*1000MSFP
optical
port,
1
Console port, support STP ring
network protocol
It applies to large
construction
site
projects, to be
adjusted according
to actual needs.
4
Switch of
machine
room
(optional)
DH-S4200-24
T
1
Gigabit
management
switch,
24*10/100/1000Base-T,
4*SFP(Combo) light, natural heat
dissipation without fan, dustproof
design
It
applies
to
non-standard
machine
room
environment.
Appendix Table 1-3 Recommended Model Selection List of Full Wireless Coverage Proposal
