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Automatic Send Data Control Converter -- 485OI9TB Serial Data Converters Data Sheets B&B Electronics Manufacturing Co. Inc.


Available from: B&B Electronics Manufacturing Co. Inc.
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Automatic Send Data Control Converter -- 485OI9TB
SPECIFICATIONS View Entire Datasheet
Input Interface RS232; USB
Output Interface RS422; RS485
Data Rate (kbps) 115
Isolation Voltage (kilovolts) 1.50
Agency Approvals CE Conformity; RoHS; WEEE
Notes Converts unbalanced full duplex signals into balanced full duplex
Abstract The RS-232 port has a female DB9S connector with pins 3(TD input) and 2(RD output) supported. Signal Ground (pin 5) is also passed through. The RS-485 port has a 6-position terminal block connector with the Transmit Data outputs and Receive Data inputs labeled as such. The RS-232 side of the converter derives power from the DTR line (pin 4) and the RTS line (pin 7). One or the other must be raised to power the unit, but both are recommended. Most software PRODUCT INFORMATION will raise these handshake lines automatically, but they should be tested to make sure. The...
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