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Manual No. 25-ULNFT2100-01; Mar, 2005 NFT 2100 CCD Fixed Mount Barcode
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Page 6
Electrical Specifications
Operating Voltage +5VDC +
5%
Current
Operating (LEDs are ON) 130mA (max)
Idle (LEDs are OFF) 45mA (max)
Pwr-On Surge 1000mA (max)
RS232 Communications Specifications
RS232 Data Transmission Format
Parameter
Default Optional Settings
Timing Asynchronous
No. of Start Bits 1 bit
No. of Stop Bits 1 bit 1 or 2 bits
No of Data Bits 8 bit 7 or 8 bits
Parity None Odd / Even / None
Baud Rate 9600 baud 150 to 38,400 baud
Handshaking None Hardware / Software/ None
RS232 Transmit / Receive Character Format
Start
(First)
Data 7 to 8 Bits Parity
Stop
(Last)
1 Bit LSB XXXXXX MSB 1 Bit 1 to 2 Bits
RS232 Transmit Data Format, Output from Scanner
First to last Global Prefix Individual Prefix Barcode data Individual Suffix Global Suffix
Format
0 to 8
characters
0 to 4 characters
1 to 44
characters
0 to 4 characters
0 to 8
characters
Default 0 0 1 to 44 CR 0
RS232 Receive Data Format, Command inputs to scanner.
First to last
Prefix for all
commands
Commands
Suffix for all
Commands
Format ESC or STX 1 or 2 characters CR or ETX
ESC Escape ASCII 27 (x1B)
CR Carriage Return ASCII 13 (x0D)
STX Start of Text ASCII 2 (x02)
ETX End of Text ASCII 3 (x03)
RS232 Signal Level
Signal Name In / Out Mark/Off Space/On
TXD Out -5 to -15 +5 to +15
RXD In -3 to -15 +3 to +15