Cybersentry Security - GE T60 Instruction Manual

CHAPTER 2: PRODUCT DESCRIPTION
TYPICAL LINK DISTANCE
Emitter, fiber type Cable type
820 nm LED, 62.5/125 μm
multimode
50/125 μm
1300 nm LED, 62.5/125 μm
multimode
50/125 μm
1300 nm ELED, 9/125 μm
single mode
1300 nm Laser, 9/125 μm
single mode
1550 nm Laser, 9/125 μm
single mode
Typical distances listed are based on the following assumptions for system loss. As actual losses vary from one
installation to another, the distance covered by your system can vary.
CONNECTOR LOSSES (TOTAL OF BOTH ENDS)
ST connector:
FIBER LOSSES
820 nm multimode:
1300 nm multimode:
1300 nm single mode:
1550 nm single mode:
Splice losses:
SYSTEM MARGIN
3 dB additional loss added to calculations to compensate for all aging and other losses.
Compensated difference in transmitting and receiving (channel asymmetry) channel delays using GPS satellite clock: 10 ms

2.5.10 CyberSentry security

OPTIONS
Software options:
2.5.11 Environmental
AMBIENT TEMPERATURES
Storage temperature:
Operating temperature:
HUMIDITY
Humidity:
OTHER
Altitude:
Pollution degree:
Overvoltage category:
Ingress protection:
Noise:
T60 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
Connector Typical distance
type
Before From
January January
2012 2012
ST 1.65 km 2 km
ST 1.65 km 2 km
ST 4 km 5 km
ST 4 km 5 km
ST 11.4 km 20 km
ST 64 km 65 km
ST 105 km 125 km
0.7 dB (each)
3 dB/km
1 dB/km
0.35 dB/km
0.25 dB/km
one splice every 2 km at 0.05 dB loss per splice
Level 1
–40 to 85°C
–40 to 60°C; the LCD contrast can be impaired at temperatures less than –20°C
operating up to 95% (non-condensing) at 55°C (as per IEC60068-2-30 variant 1, 6 days)
2000 m (maximum)
II
II
IP20 front, IP10 back
0 dB
SPECIFICATIONS
2
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