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1–4 MULTILINK ML1600 ETHERNET COMMUNICATIONS SWITCH – INSTRUCTION MANUAL
SPECIFICATIONS CHAPTER 1: INTRODUCTION
FIBER SINGLE-MODE CONNECTORS
Fiber port, SC-type:........................................Fiber optic single-mode, 100Base-FX
Fiber port, 1000Base-FX:............................GBIC modules
LEDS
LK:..........................................................................steady ON when media link is operational
ACT:.......................................................................ON with receiver port activity
FDX/HDX:............................................................ON = full-duplex mode
OFF = half-duplex mode
100/10:................................................................ON = 100 Mbps; OFF = 10 Mbps
ALARM RELAY CONTACTS
One NC indicating internal power, one NC software controllable
Maximum Voltage:.........................................up to 250 V AC, 220 V DC
Maximum Switching Power:......................60 W, 125 VA
Maximum Carrying Current:......................2 A @ 30 V DC
0.2 A @ 220 V DC
MGMNT CONSOLE
Connector:.........................................................DB-9 for RS-232 “null-modem” cable (sometimes called
an X-modem cable)
POWER SUPPLY
Input voltage:...................................................LOW RANGE (LO Power Supply)
Nominal DC Voltage: 48 V DC
Min/Max DC Voltage: 36/60 V DC
................................................................................HIGH RANGE (HI and AC Power Supply)
Nominal DC Voltage: 110 to 250 V DC
Min/Max DC Voltage: 88/300 V DC
Nominal AC Voltage: 100 to 240 V AC
Min/Max AC Voltage: 85/265 V AC
Input current (fiber): ......................................LO: 1.59 A maximum
HI: 1.8 A maximum for AC voltage
0.9 A maximum for DC voltage
AC: 1.8 A maximum
Standard terminal block: ...........................“–”, “+”, internally floating
Ground:...............................................................Terminal for filter ground wire, external connection to the
ML1600 chassis
Power consumption:.....................................55 watts typical; 60 watts maximum for a fully loaded
fiber model; 35 watts maximum for a fully-loaded RJ45
model
Internal Fuse:..........................................HI: Ceramic, axial SLO BLO, 3 A /350 V AC
Manufacturer: Conquer
Part Number: SCD-A 003
LO: Ceramic, axial SLO BLO, 5 A /350 V AC
Manufacturer: Conquer
Part Number: SCD-A 005
PER-PORT JUMPERS AND SWITCHES
The copper daughter board has on internal switch for selecting MDI-MDIX crossover on port # 1.
Other port-specific user settings (such as FDX or HDX, copper 10/100 speed) can be fixed using
software commands.