User Documentation

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The S2 DIP switch is located inside the Serial/Fiber Converter. This switch is
used to configure the pull high/low resistors. Note that S2 Pin 1 and Pin 2
must both be configured to ON or both must be configured to OFF.
Pull High/Low Resistor
S2 Pin 1
S2 Pin 2
150K
OFF
OFF
1K (default setting)
ON
ON
NOTE
We recommend setting S2 Pin 1 and Pin 2 to the 1K option
(ON/ON) when termination is enabled.
LED Description
There are 3 LEDs on the front panel of the Serial/Fiber Converter.
LED
Color
Function
PWR
Red
Steady ON: Power is ON
Fiber Tx
Green
Blinking when fiber is transmitting data
Fiber Rx
Orange
Blinking when fiber is receiving data
Specifications
Model Names
IE-MCT-1RS232/485-1SC
IE-MCT-1RS232/485-1ST
Serial Communication
Signals for RS-232
TxD, RxD, SGND
Signals for RS-422
TxD+, TxD-, RxD+, RxD-, SGND
Signals for 4-wire RS-485
TxD+, TxD-, RxD+, RxD-, SGND
Signals for 2-wire RS-485
Data+, Data-, SGND
Baudrate
50 bps to 921.6 Kbps
Surge protection
15 KV ESD
Fiber Communication
Connector type
ST or SC
Distance
Multi mode fiber for up to 5 km
Cable Specifications
50/125, 62.5/125, or 100/140 μm
Wavelength
850 nm
TX Output
-5 dBm
RX Sensitivity
-20 dBm
Point-to-Point
Transmission
Half or Full duplex
Ring Transmission
Half duplex
Environmental Limits
Operating Temperature
-40 to 75C (-40 to 167F), 5 to 95 % RH
Storage Temperature
-40 to 75C (-40 to 167F), 5 to 95 % RH
Power
Input Power Voltage
12 to 48 VDC
Power Line Protection
1 KV Burst (EFT), EN61000-4-4
1 KV Surge, EN61000-4-5
Reverse Power Protection
Protects against V+/V- reversal
Over Current Protection
Protects against 2 signals shorted together:
1.1A
Power Consumption
140 mA at 12 VDC
Physical Characteristics
Dimensions
67 x 100 x 22 mm
90 x 100 x 22 mm (including ears)
Material
Aluminum (1 mm), IP 30 protection
Gross Weight
320 g