USB Serial

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)

RS232 to TTL CMOS Conversion

Conveniently convert to TTL from RS232 with this RS232 to TTL CMOS conversion adapter, it supports standard RS232 signals and does not require any additional power source once connected.

• Provides one RS232 to TTL/CMOS adaption
• Supports 5V and 3.3V Tolerance Signals
• Very compact
• Supports baud rate up to 115.2 Kbps

The GM-1005A-B converts RS-232 signals into balanced differential RS-422 signals. The transmission distance of RS-232 communication can be extended to 1.2km.

• Transmission media: twisted-pair or shielded cable
• Baud rate: 300bps-115.2kbps

The GM-1004E-B converts RS-232 signals into balanced differential RS-485 signals. The converter is designed to protect the RS-485 port; with its advanced TVS’s (TRANSIENT VOLTAGE SUPPRESSOR).

• Transmission media: twisted-pair or shielded cable
• Isolation: Isolated voltage 2,500Vrms  500VDC non-stop

The GM-1004E-B converts RS-232 signals into balanced differential RS-485 signals. The converter is designed to protect the RS-485 port; with integrated TVS’s (TRANSIENT VOLTAGE SUPPRESSOR).

• Transmission media: twisted-pair or shielded cable
• Baudrate: 300ps-115.2kbps

Adopts advanced optoelectronic isolation technology, prevents RS-232 serial interface device damage from a bad environment, such as ground loop circuit voltage, surge, lightning, ESD, hot-plug and electromagnetic interference, etc.

• Transmission mode: asynchronous, full-duplex, full transparent
• Isolated voltage: 2,500Vrms impulse or 500VDC

The GM-1012-B 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

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)

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)