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Wireless RS485, RS232, TTL Adapter - ATC-871 Short distance Radio (500m/1640ft)


MPN: ATC-871

RS232 & RS485 ship same or next business day;
TTL ships in 5 to 7 business days

Availability: in stock

30 day Money Back Guarantee *Some Exceptions Apply

Warranty: 1 year Comprehensive support for all products

Authorized North America Distributor Stamp

The ATC-871 is a short distance (500m/1640ft) wireless adapter for RS232, RS485, or TTL level signals. The ATC-871 provides 16 channels and baud rates up to 38.4K. The ATC-871 uses low power (max. 100mW) in the 429-433.30MHz frequency range.

Two ATC-871 are required for a communication connection. Select RS232, RS485, or TTL from the options menu as units only allow for one type of serial connection.

The RS485 version requires a RS485 configuration cable to send the the appropriate type of message (RS232,RS485) to set up the unit. The configuration cable is not included. See Related Products below.

Antenna 50 ohm (SMA) antenna included
Baud rate up to 38.4 K
Channels 16
  • Transmitting: <100mA
  • Receiving: <20mA
Dimensions 44 x 27 x 8 mm
Enclosure Industrial Metal Enclosure
Frequency band ISM FSK/GFSK freq band, 433MHz
  • RS232/RS485/TTL: -S1, -S2, -S0
  • RS422/485 side is 4 position terminal block
Mpn ATC-871
Power supply 9VDC 200 mA External power supply included
Product power supply 9VDC 200 mA External power supply included
Range up to 500 m
Receiver sensitivity -121 dbm
Serial types 372,371,376
Temperature range
  • Operating: -20°C to +65° C
  • Humidity: 10% to 90%


ATC-871 Datasheet View (PDF)
ATC-871 User Manual View (PDF)


ATC-871 Driver and Software Download (ZIP)


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