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CR350 is a multifunctional, extremely low-power, compact measurement and control data logger.This entry-level data logger has a rich instruction set that can measure most hydrological, meteorological, environmental, and industrial sensors.CR350 centralizes data so that it can be used over various networks and transmitted using your preferred protocol.CR350 also performs automated on-site or remote decision-making for control and M2M communication.This data logger is highly suitable for small applications that require long-term remote monitoring and control.
Advantages and characteristics
Two dedicated SDI-12 terminals, expandable for use with SDI-12 sensors
Extremely low current requirements
Two dedicated RS-232/RS-485 terminals, supporting smart sensors or modems
Easy setup through PC software and USB-C connection
Capable of confidently measuring analog and digital sensors
Trustworthy Campbell Scientific quality, including overall surge and ESD protection
Integrate wireless options to connect wirelessly to another node or Internet gateway
CR350-WWIFI is an ideal choice for short-range wireless IP communication
Detachable terminal block for easy wiring
The ability to communicate anywhere using built-in cellular or satellite peripherals
Integrated 12V solar charging regulator for battery charging
Flexible connection to PakBus, Modbus, DNP3, GOES, and other standard communication protocols
Multiple universal I/O and programmability for analyzing and controlling measurement acquisition
Physical output of event driven communication and notifications
Specification parameters
Working temperature range: -40 ° C to+70 ° C
Maximum scanning rate in non condensing environment: 10Hz
Analog input: 4 single ended or 2 differential (separately configured)
Number of pulse channels: 8 (P_SW, P_LL, C1, C2, and SE1 to SE4)
Switch excitation channel: 2 (VX1, VX2)
Communication port: USB Type-C 2.0
RS-232
RS-485
Digital input/output: 7 terminals (C1, C2, P_SW, and SE1 to SE4) can be configured for digital input and output. Including high/low status, pulse width modulation, external interruption, and communication functions. Exception: C2 and P_SW do not perform pulse width modulation.
Analog input limit: -100 to+2500 mV
Analog voltage accuracy: The accuracy specification does not include sensor or measurement noise.
± (0.04% measurement value+offset) at 0 ° to 40 ° C
± (0.1% of measured value+offset) at -40 ° C to+70 ° C
Real time clock accuracy: ± 3 minutes/year
Internet protocol: Ethernet, PPP, RNDIS, ICMP/Ping, Auto-IP(APIPA), IPv4, IPv6, UDP, TCP, TLS (v1.2), DNS, DHCP, SLAAC, NTP, Telnet, HTTP(S), FTP(S) )、SMTP/TLS、POP3/TLS、MQTT(S)
Communication protocols: PakBus, PakBus encryption, Modbus RTU/ASCII/TCP, DNP3, SDI-12, etc
Size: 163 x 84 x 56 mm
Weight: 288 to 306 g, depending on the selected communication option
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