Chapter 1: Specifications
724-746-5500 | blackbox.com
Page 10
Maximum Ethernet Segment (or Domain) Lengths
10BASE-T
(Unshielded
twisted pair)
- 100 m (328 ft)
100BASE-TX (CAT 5 UTP)
- 100 m (328 ft)
100BASE-FX, half-duplex: (multi-mode)
- 412 m (1350 ft)
100BASE-FX,
full-duplex:
(multi-mode)
- 2 km (6562 ft)
100BASE-FX,
half-duplex:
(single-mode)
- 412 m (1350 ft)
100BASE-FX,
full-duplex:
(single-mode)
- 20 km (65,620 ft)
Operating Environment
LPH240A-H: -13
º
F to 140
º
F (-25
º
C to 60
º
C)
Long term per agency tests (UL)
-40
º
F to 185
º
F (-40
º
C to 85
º
C)
Short term per IEC Type tests.
LPH240A-P: -40
º
F to 167
º
F (-40
º
C to 75
º
C)
Long term per agency tests (UL).
-58
º
F to 212
º
F (-50
º
C to 100
º
C)
Short term per IEC Type tests.
Storage
Temperature
,
All models: -40
º
F to 185
º
F (-40
º
C to 85
º
C)
Cold
Start:
LPH240A-H to -20ºC
LPH240A-P to -40ºC
Ambient
Relative
Humidity
: 5% to 95% (non-condensing)
Summary of Contents for LPH240A-H
Page 2: ......
Page 18: ...Chapter 1 Specifications 724 746 5500 blackbox com Page 18 LPH240A H 48 shown LPH240A H shown ...
Page 30: ...Chapter 3 Installation 724 746 5500 blackbox com Page 30 Fig 3 1a LPH240A x 48VDC 48V model ...
Page 31: ...Chapter 3 Installation 724 746 5500 blackbox com Page 31 Fig 3 1b LPH240A x AC model ...
Page 56: ...LPH240A rev 1 ...