7900 Series Modular Industrial Ethernet Switch Specifications
Fiber Transceiver Characteristics
Switch Properties
Fiber Length
2km*
15km**
-15dBm
-31dBm
1310nm
40km**
-5dBm
80km**
-5dBm
Number of MAC Addresses: 8,000
Aging Time: Programmable
Latency Typical: 2.6 μs
TX Power Min
RX Sensitivity Max
Wavelength
-19dBm
-31dBm
1310nm
-34dBm
1310nm
-34dBm
1550nm
Backplane Speed: 8.8 Gb/s
Switching Method: Store & Forward
* Multimode Fiber Optic Cable
** Singlemode Fiber Optic Cable
SFP Gigabit Fiber Transceiver Characteristics
Case Dimensions
Height: 5.2" (13.0 cm)
Width: 9.0" (22.8 cm)
Depth: 5.6" (14.2 cm)
550m for 50/125μm
Fiber Length
10km**
40km**
80km**
275m @62.5/125μm*
TX Power Min
-9.5dBm
-9.5dBm
-20dBm
1310nm
.45dB/km
-2dBm
-22dBm
1310nm
.35dB/km
0dBm
-24dBm
RX Sensitivity Max
Wavelength
-17dBm
850nm
1550nm
Weight (max): 5 lbs (2.3 kg)
~
Assumed Fiber Loss
3.5 to 3.75 dB/km
.25dB/km
Din-Rail: 35 mm
* Multimode Fiber Optic Cable
** Singlemode Fiber Optic Cable
Electrical
Redundant Input Voltage: 10-30 VDC
Input Current (max): 1.53A @ 24 VDC (fully populated)
BTU/hr: 125.3 @ 24 VDC (fully populated)
N-Tron Power Supply: NTPS-24-5 (5A @ 24 VDC)
Regulatory Certications
Product Safety
UL 60950-1; UL 508; ANSI/ISA 12.12.01-2007;
CAN/CSA-C22.2 No. 60950; CAN/CSA-C22.2 No. 142;
CAN/CSA-C22.2 No. 213
Environmental
Opera�ng Temperature: -20oC to 70oC
Opera�ng Humidity: 10% to 95% (Non Condensing)
Opera�ng Al�tude: 0 to 10,000 ꢀ.
Emissions
FCC Title 47, Part 15, Radio Frequency Devices, Subpart B;
ANSI C63.4-2003; Industry Canada ICES-003; EN 61000-6-4 (radiated
and conducted)
Shock and Vibration (bulkhead mounted)
Shock: 50g @ 10ms
Vibra�on/Seismic: 30g, 10-200 Hz, triaxial
Immunity
EN 61000-6-2; IEC 61000-4-2 (ESD); IEC 61000-4-3 (RFAM);
IEC 61000-4-4 (EFT); IEC 61000-4-5 (SURGE); IEC 61000-4-6 (RFCM);
IEC 61000-4-8 (PFMF); IEC 61000-4-11 (VDI)
Reliability
MTBF: >1 million hours
Network Media
10BaseT: ≥Cat3 cable
Other
EMC Direc�ve 2004/108/EC; ABS (PDA and Type Approval for
Shipboard Applica�ons); GOST-R
100BaseTX: ≥Cat5 cable
100BaseFX, 1000BaseSX Mul�mode: 50-62.5/125ꢁm
100BaseFXE, 1000BaseLX Singlemode: 7-10/125ꢁm
Designed to comply with:
IEEE 1613 for Electric U�lity Substa�ons
Connectors
Further information regarding regulatory conformity can be found on the N-Tron website
at www.n-tron.com/regulatory
10/100BaseTX: Up to twenty-four (24) RJ-45 copper ports
100BaseFX: Up to sixteen (16) SC or ST ber ports
1000BaseSX/LX SFP: Two (2) SFP LC duplex gigabit ber ports
Recommended Wiring Clearance
Front: 4" (10.2 cm)
Side: 1" (2.6 cm)