Brief introduction: CR1000 data collector is the most cost-effective data collector of Campbell company in the United States.The scanning rate can reach 100Hz, with analog input, pulse count, voltage excitation conversion, digital and other ports. It is mainly used in meteorological observation, flux observation and other fields. Main parameters: Maximum sampling frequency: 100Hz; Analog channels: 8 differential channels (16 single-end channels); Pulse channels: 2; Control output: 8; Excitation channel: 3 voltage channels; Other ports: 4 sdi-12 or 4 RS232 (Shared with 8 control output interfaces); Data communication port: 1 CS I/O;1 RS - 232; 1 parallel peripheral device; A/D conversion accuracy: 13-bit analog/digital conversion; Built-in storage space: 4M; Power supply voltage: 9.6 ~ 16VDC; Working temperature: - 25 ~ 50 ℃; - 55 ~ 85 ℃ (extension); Software support :PC200, PC400, LoggerNet; Size: 239 x 102 x 61mm; Weight: 1 kg