通信端口（数据收集设备）TR-50U2

Specifications: Type: Optical communication
●Compatible models: TR-5i series (TR-51i/52i/55i-TC/55i-Pt/55i-V/55i-mA/55i-P)
●Communication method: USB communication (to between computers) Optical communication (to between data loggers)
●Operating environment: Temperature: -10 to 60°C, Humidity: 90% RH or少（无凝结）
●电源：USB总线电源（包括电缆）
●大小：56 x 16.5 x 80 mm
●重量：大约25 g
●包括：USB通信电缆，软件CD-ROM（Windows 7/8/8/10）