6 / 9
P/N 1073625-EN
• REV
A
• ISS 17APR19
250 m at a
speed of 10
Mbps
(switch selectable).
Connector
Removable 6
-
pin terminal block:
Pin 1/2 for Power 1
Pin 3/4 for
power
fault alarm
Pin 5/6 for Power 2
Alarm
One relay output for power failure.
Alarm r
elay current carry ability: 1
A @ 24
V
AC
Power
r
equirement
s
12 to 48
VDC, 7 A (max.)
Power
Consumption/
Dissipation
4.3 W
, 14.6 BTU (Standby without PoE function)
at DC 12
V power input
72.5 W
, 247.4 BTU (Full loading
with PoE
function)
at DC 12
V power input
5 W, 17
BTU (Standby without PoE function) at
DC 24
V power input
103.9 W
, 354.5 BTU (Full loading
with PoE
function)
at DC 24
V power input
5.3 W
, 18.1 BTU (Standby without PoE function)
at DC 48V power input
135.8 W
, 463.4 BTU (Full loading
with PoE
function)
at DC 48
V power input
Dimensions
(W
× D
× H)
50 × 85.1 × 135 mm
Weight
598 g
ESD protection
5 KV DC
Enclosure
IP40 metal case
Installation
DIN rail kit and wall
-
mount ear
Power over Ethernet
PoE Standard
IEEE 802.3at
Power over Ethernet
Plus
/ PSE
PoE Power Supply
Type
End-
Span
Power Pin
Assignment
1/2(+), 3/6(
-)
PoE Power Output
54 VDC Per Port, Max.
36 W
PoE Power Budget
(max.)
60
W @
12
V
DC
input
90
W @
24
V
DC
input
120
W @
48
V
DC
input
Max.
N
umber of
Class 2 PDs
4
Max.
N
umber of
Class 3 PDs
4
Max.
N
umber of
Class 4 PDs
4
Standards conformance
Regulatory
compliance
FCC Part 15 Class A, CE
Stability testing
IEC60068
-2-
32 (Free Fall)
IEC60068
-2-
27 (Shock)
IEC60068
-2-
6 (Vibration)
Standards
Compliance
IEEE
802.3 10BASE
-T
IEEE 802.3u 100BASE
-TX
IEEE 802.3ab Gigabit 1000BASE
-T
IEEE 802.3z Gigabit SX/LX
IEEE
802.3x Flow Control and Back
P
ressure
IEEE 802.3af Power over Ethernet
IEEE 802.3at Power over Ethernet Plus
Environment
Temperature
Operating:
-40 to +75°C
Storage:
-40 to 85°C
Humidity
5% to 95
% (
non-condensing)
NS2052-4P-1T
Hardware specifications
Fast Ethernet
Copper Ports
Five
10/100BASE
-
TX RJ45 auto
-
MDI/MDI
-X ports
(Port
-1 to Port-5)
PoE Inject
or Port
Four
ports
with 802.3af/at PoE+ injector function
(Port
-1 to Port-4)
Switch Architecture
Store
-and-
Forward
Switch Fabric
1
Gbps
/non-
blocking
Switch
Throughput@64
bytes
0.74
Mpps @64 bytes
MAC
Address
Table
2K entries
Flow Control
IEEE 802.3x
p
ause frame for full
-d
uplex
Back pressure for
h
alf
-d
uplex
Jumbo Frame
10 Kby
tes
DIP Switch (Port
-1
to Port-4)
Standard mode:
30 W PoE transmission distance
of
100
m at speed of 10
/100
Mbps
.
VLAN mode:
"Port-
based VLAN Protection" where
ports can be isolated from each other via one DIP
switch.
Only Port
-5 can visit other ports.
E
xtend mode:
25 W PoE transmission
distance of
250 m at a
speed of 10
Mbps
(switch selectable).
Connector
Removable 6
-
pin terminal block:
Pin 1/2 for Power 1
Pin 3/4 for
power
fault alarm
Pin 5/6 for Power 2
Alarm
One relay output for power failure.
Alarm r
elay current carry ability: 1
A @ 24
V
AC
Power
r
equirement
s
12 to 48
VDC, 7 A (max.)
Power
Consumption/
Dissipation
3.7 W
, 12.6 BTU (Standby without PoE function)
at DC 12
V power input
70 W, 238.8
BTU (Full loading
with
PoE function)
at DC 12
V power input
4.6 W
, 15.7 BTU (Standby without PoE function)
at DC 24
V power input
105.1 W
, 358.6 BTU (Full loading
with PoE
function)
at DC 24
V power input
4.8 W
, 16.4 BTU (Standby without PoE function)
at DC 48V power input
136.8 W
, 466.8 BTU (Full loading
with PoE
function)
at DC 48
V power input
Dimensions
(W
× D
× H)
50 × 85.1 × 135 mm
Weight
596 g
ESD protection
5 KV DC
Enclosure
IP40 metal case
Installation
DIN rail kit and wall
-
mount ear
