
KCD-300
DIN Rail Mounting Bracket
Panel Mounting Bracket
Industrial 10/100Base-TX to 
100Base-FX Media Converters
The industrial KCD-300 media converter series provides industrial strength Ethernet copper-to-fiber 
media conversion, allowing for 10Base-T-100Base-FX or 100Base-TX-100Base-FX over multi-mode 
or optional single-mode fiber optical media. 
Benefits :
 Comprehensive configuration settings to increase flexibility for application needs
 Wide operating temperature range for temperature critical environment
 Support DIN rail mounting and panel mounting
 Provide two power input types to meet more application needs
 Accept wide power input voltage range for application flexibility
 Industrial-rated Emission and Immunity performance
Key Features :
 Support full wire speed conversion for 10/100 speed and media types
 Support auto-negotiation 10/100Mbps or forced mode on TP copper port
 Auto MDI/MDI-X crossover function on the TP copper port
 Provide Link Fault Pass Through function
 Provide comprehensive manual configuration settings
 Transparent conversion to 802.1Q VLAN tagged packets
 Provides Far End Fault function on FX (fiber) port
 Low power consumption
 Two power interface types: screw terminal block and DC Jack
 Supports wide power input voltage range
 Supports DIN rail mounting and optional screwed plane mounting
 Supports wide operating temperature range
 Industrial-rated Emission and Immunity performance
Specifications : 
Conversion  10BASE-T to 100BASE-FX 
    100BASE-TX to 100BASE-FX
Conversion Methods Smart-forward mode : 
    - Store-and-forward for 10M to 100M
    - Direct conversion for 100M to 100M 
    Store-and-forward always mode
Packet Types  Transparent conversion with no modification to :
    - Standard IEEE 802.3 Ethernet packet frames
    - IEEE 802.1Q tagged packet frames
TP Port  Shielded RJ-45 jack 
    Auto MDI/MDI-X crossover function 
    Auto-negotiation function for speed and duplex mode 
    Full-duplex and half-duplex support 
    10Mbps - supports Cat. 3,4,5 UTP cable up to 100m 
    100Mbps - supports Cat. 5 UTP cable up to 100m
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EMI EMS Safety Environmental Tests :
Test
FCC/EMI
CE/EMC/EMI
CE/EMC/Harmonic
CE/EMC/VFF
CE/EMC/EMS
ESD Test
RS Test
EFT/BURST
Surge Immunity
CS Test
Magnetic Field Imm.
Voltage Dips Imm.
Safety
Dielectric Voltage
Insulation Resistance
Cold Test
Dry Heat Test
Damp Heat Test
Storage Test
Vibration Test
Standard
FCC Rule Part 15
EN55022, CISPR 22
EN 61000-3-2
EN 61000-3-3
EN 55024
IEC 61000-4-2
IEC 61000-4-3
IEC 61000-4-4
IEC 61000-4-5
IEC 61000-4-6
IEC 61000-4-8
IEC 61000-4-11
EN 60950, IEC 60950
IEEE 802.3
IEEE 802.3
IEC 68-2-1 Test Ad
IEC 68-2-2 Test Bd
IEC 68-2-3
IEC 68-2-48
IEC 68-2-34
Specifications
Class B
Class B
< 75 W
Clause 5
+/-8KV
Strength:10V/m
Power:+/-4KV
Data:+/-2KV
Level 3
50Hz 40A/m
Interruption : C
Dips : A
TP, 1500VAC/60sec.
TP, 500VDC/10Mohm
O
-20
C, 96hrs
O
+70
C 40%RH 96hrs
O
C 90%RH 96hrs
+60
O
C 96hrs
-20
O
C 40%RH 96hrs
+85
Ordering Information :
Operating
Model
KCD-300-xxx
-T
-C 
KCD-3PB 
FX Port
Fiber
ST MMF
SC MMF
SC MMF-C1 
SC SMF-SA2
SC SMF-SL2 20km
SC SMF-SL3
SC SMF-SL4
SC SMF-SL10 100km
Bi-Di SC SMF-W3515 15~20km
Bi-Di SC SMF-W5315 15~20km
Ref.
Temperature
Distance
2km
-10 ~ 70OC
-10 ~ 70OC
2km
-20 ~ 70OC
2km
-20 ~ 70OC
20km
-20 ~ 70OC
-20 ~ 70OC
30km
-20 ~ 70OC
40~50km
-20 ~ 70OC
-20 ~ 70OC
-20 ~ 70OC
Panel mounting
bracket for KCD-300
Fiber (FX) Port  Multimode ST, SC, Single mode SC 
  100Mbps Full-duplex and half-duplex support 
  MMF 50/125µm, 62.5/125µm fiber cable 
  SMF 9/125µm cable 
  Far End Fault Indication support
Flow Control  IEEE 802.3x for full-duplex, Back pressure for half-duplex
LEDs  - Power status
  - TP port link, activity, speed, duplex status
  - Per FX port link, activity, optical link status
Configuration Setting Switches  Auto/forced mode, TP speed, TP duplex FXduplex
DC Power Input    Screwed terminator block : 2 pairs of +/- contacts 
      DC jack :   -D 6.3mm / + D 2.0mm 
  Operating voltage range : +7 - +30VDC
Power Consumption  3W max. @30VDC power input
Dimension  28 x 82 x 95 mm, Weight : 250g
Housing  Enclosed metal with no fan
Mounting Support   DIN Rail mounting, Panel mounting
Environment    Operating Temperature: See ordering information 
  Storage Temperature:  -20
O
C ~ 85OC
  Relative Humidity:  5% ~ 95% non-condensing
Approval     FCC Class B, CE/EMC Class B, EN60950 safety 
Fiber Optical Specification :
Model  FX &Cable  Wavelength  Tx Power  Rx Sensitivity  Rx Max.Power
-T  ST MMF  1310nm  -19 ~-14 dBm  -31 dBm  -14 dBm
-C  SC MMF  1310nm  -19 ~-14 dBm  -31 dBm  -14 dBm
-C1  SC MMF  1310nm  -20 ~-14 dBm  -31 dBm  0 dBm
-SA2  SC SMF  1310nm  -15 ~-8 dBm  -31 dBm  -7 dBm
-SL2  SC SMF  1310nm  -15 ~-8 dBm  -30 dBm  -7 dBm
-SL3  SC SMF  1310nm  -15 ~-8 dBm  -34 dBm  0 dBm
-SL4  SC SMF  1310nm  -5 ~0 dBm  -35 dBm  -3 dBm
-SL10  SC SMF  1550nm  -5 ~0 dBm  -35 dBm  -3 dBm
-W3515  Bi-Di SC SMF  Tx 1310nm  -14 ~-8 dBm  -31 dBm  0 dBm 
    Rx 1550nm
-W5315  Bi-Di SC SMF  Tx 1550nm  -14 ~-8 dBm  -31 dBm  0 dBm 
    Rx 1310nm
FCC Part 15
CISPR 22 Class B
Class B
'
Katron Technologies Inc.
15F-7, No. 79, Sec. 1, Hsin Tai Wu Rd.,
Taipei Hsien, Taiwan.
Hsi-chih, 
Te l:886-2-2698-3878 
Fax:886-2-2698-3873 
E-mail:kti@ktinet.com.tw 
URL:http://www.ktinet.com.tw
KTI Networks Inc.
7400 Harwin Dr., Suite 120 Houston, 
Texas 77036 U.S.A. 
Te l:713-266-3891 
Fax:713-914-0555 
E-mail:kti@ktinet.com 
URL:http://ww
Trademarks: All brand names are trademarks or registered 
trademarks of their respective holders. 
This information is subject to change without prior notice.
w.ktinet.com
080110