Search results for 'USB p'
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$32.95 As low as: $30.97
The
RS-232 extender with optoelectronic isolation allows extending the communication distance between 2 sets of asynchronous RS-232 communication devices to 12km.- Enables RS-232 transmission distance to 12km
- Isolated voltage: 2,500Vrms impulse or 500VDC
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$21.99 As low as: $19.71
The GM-1011-B is an RS-232 serial port optoelectronic isolator. It adopts advanced optoelectronic isolation technology, maximally protects RS-232 serial interface devices from bad environment damage, such as ground loop circuit voltage, surge, lightning, ESD, hot-plug and electromagnetic interference, etc.
- Standards: RS-232 & CCITTV.24 asynchronous protocol
- Power: from RS-232(TXD, RTS or DTR)
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$13.19 As low as: $10.49
The converter is compatible with RS-232C and RS-485 standards. It converts RS-232 signals into balanced differential RS-485 signals.
- Standards: RS-232C,RS-485 EIA/TIA
- Built in terminal block
- Baud rate: 300BPS-115.2KBPS
- Transmission distance: 1,200m(RS-485), 5m(RS-232)
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$32.99 As low as: $31.01
Great for RS232 communication between a PC and a device that needs an RS422 or RS485 protocol. The GM-1042E-B converter is compatible with RS-232C, RS-485/422 standards. It converts RS-232 signals into balanced differential RS-485 or RS-422 signals.
- Standards: RS-232C, RS-485/422 EIA/TIA
- Baud rate: 300bps-115.2kbps
- Transmission distance: 1,200m (RS-485/422); 5m (RS-232)
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$36.25 As low as: $34.07
The
is a port-powered converter with optoelectronic isolation. It complies with RS-232C, RS422, and RS-485 standards; it converts single side RS-232 signal to a balanced differential RS-422 or RS-485 signal.- Standards: RS-232C/ RS-485/ RS-422 EIA/TIA
- RS-422/485 6 bits terminal block output
- Port protection: RS-232 ±15KV ESD protection;
- RS-422/485 600W surge protection
- Isolation: 2,500Vrms isolated voltage, continuous 500VDC
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$20.89 As low as: $20.61
The
interface converter converts data (TXD,RXD) of RS-232C to TTL/COMS; the TTL electrical level is 0-5V, without an external power supply.- Works with all communication software, plug & play
- Baudrate: 300bps-115.2Kbps
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$98.99 As low as: $93.05
- Adds one RS-232, or RS-422, or RS-485 serial port via USB connection.
- Remote Serial Port Sharing: allows remote access to USB serial port regardless of its
physical location. - ESD surge protection of 15 KV.
- Monitor LEDs of Power, TxD, RxD indicating power & port status.
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Regular Price: $76.91
Special Price $23.07
USB to dual serial port converter with DB9 (9-pin male) connectors. The RS-422/RS-485 adapter TX and RX LED signal lights for monitoring and diagnostics. Learn More -
$115.41 As low as: $108.49This model supplies Optical Isolation & Surge Protection, each RS-422/485 port is individually optically isolated with 2000 volt DC optical isolation. Comes with a USB cable & power supply (120 volt, 60 hz). Learn More
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$29.99 As low as: $28.19The USB-COMPlus is compact and adds a USB to industrial RS232 serial communication port to your system with a 5 Volt option for Barcode Scanners, POS Devices, Modem Control and More with this quality constructed professional serial adapter with FTDI. Learn More