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Passive Rs232 To Rs485 Industrial Converter

Supplier From China
Jul-12-17

1. Compatible with rs232, rs485 tia/eia standard
2. Automatically send/receive data, without external traffic control signals
3. Communication rate: 300-38400bps
4. Communication distance: 1.2km(9600bps)
5. Can connect 32pcs rs232 or rs485 devices.

Price and Minimum Quantity

Price: $2.2
MOQ: Not Specified

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Virtual COM port mode of USB to RS485 converter
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24 bit accuracy, have been calibrated all signal input before ex factor. Also, users can programme himself, two input types must be same when testing two signals.
Communication software:
Communication interface: 1 standard rs485 interface or 2 standard rs232 interface
Communication agreement: standard ascii, modbus, can make network communicate
With plc, rtu or watch software.
Data format: 10 bit, 1 start bit, 8 data bits, 1 stop bit.
Communication address (0~255) and baud rate (300\600\1200\2400\4800\9600\19200\
38400bps), max. Communication distance: 1200m, connect by both twists shiled cable. ¡¨¤ 15kv esdprotection, communication response time is less than 100ms.
Anti jamming:
Set checksum according to need. Its inside contains momentary bate diode, can
Restrain surge impulse, protect modules.

Model selection:
Iso 4021a u(a) -

Input voltage or current signal
U1: 0-5v a1: 0-1ma
U2: 0-10v a2: 0-10ma
U3: 0-75mv a3: 0-20ma
U4: 0-2.5v a4: 4-20ma
U5: 0-¡¨¤ 5v a5: 0-¡¨¤ 1ma
U6: 0-¡¨¤ 10v a6: 0-¡¨¤ 10ma
U7: 0-¡¨¤ 100mv a7: 0-¡¨¤ 20ma
U8: customized a8: customized

Communication interface
485: output is rs-485 interface
232: output is rs-232 interface
232/485: output is rs-232orrs-485interface, rs232/485 switchover freely

Size:62*51*83mm
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Nov-08-21
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