- Car Reversing Aid[4]
- Parking Equipment[10]
- Automatic Door Operators[1]
- Gate Operators[3]
- Elevator Parts[1]
- Card Readers[9]
- Inverters & Converters[2]
- Switching Power Supply[1]
- Sensors[3]
- Keypads & Keyboards[1]
- LED Displays[2]
- Multilayer PCB[1]
- Key Chains[1]
- Instrument Parts & Accessories[1]
- Other Measuring & Analysing Instruments[1]
- Temperature Instruments[7]
- Time Recording[10]
- Access Control Card[10]
- Access Control Card Reader[10]
- Access Control Keypad[4]
- Access Control System[10]
- EAS System[1]
- Fingerprint Access Control[9]
- Other Access Control Products[10]
- Alarm[6]
- CCTV Lens[2]
- Smoke Detector[10]
- Key[2]
- Locks[10]
- Other Security & Protection Products[10]
- Traffic Barrier[10]
- Other Safety Products[1]
- Other Financial Equipment[1]
CHD485HVD RS485/RS232 convertor
CHD485HVD RS485/RS232 convertor
32 communication nodes;
Golden yellow aluminum alloy cover;
Dampproof;
CHD485HVD RS485/RS232 convertor
Parameters
Size: 93 X 69 X 25 mm ,;
Golden yellow aluminum alloy shell;
Communication interface is compatible with RS232 and RS485 communication of EIA/TIA;
Communication mode: semi-duplex difference transmission;
Transmission medium: STP/Non-STP;
At most 32 communication nodes.
Distance of communication: long distance is up to 1200m;
Working environment: -40~80°C,5~95%RH, full dampproof;
Communication speed: 300~115200bps.
Speed of start-up: without delay setting inside for automatically receiving and sending shift, so speed of start-up is very swift;
Voltage 1000V is for testing lightning strike (way of testing refers to GB17626.5-1999);
Touch discharge from ±4KV to ±9KV and air charge from ±8KV to ±14KV for testing static