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Operating Temperature Range
-40° to +70°C (standard)
-55° to +85°C (extended)
Non-condensing environment
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Maximum Scan Rate
1000 Hz
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Analog Inputs
Up to 12 single-ended or 6 differential (The CR6 has 12 universal [U] and 4 control [C] terminals that can be programmed for a variety of functions. The number of analog inputs, switched excitations, and digital ports assume all the ports are configured the same.)
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Universal Inputs
12 individually configured inputs for analog or digital functions
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Communications Ports
Ethernet
USB Micro B
CS I/O
CPI
RS-485
RS-422
SDI-12
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Data Storage Ports
microSD
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Digital I/O
16 terminals (C1 to C4, U1 to U12) configurable for digital input and output. Terminals are configurable in pairs for 5 V or 3.3 V logic for some functions.
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Input Limits
±5 V
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Analog Voltage Accuracy
Accuracy specifications do not include sensor or measurement noise.
±(0.04% of measurement + offset) at 0° to 40°C
±(0.06% of measurement + offset) at -40° to +70°C
±(0.08% of measurement + offset) at -55° to +85°C (extended temperature range)
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Power Requirements
16 to 32 Vdc for charger input (CHG) (Current limited at 12 Vdc to 1.2 A at 20°C maximum.)
10 to 16 Vdc for battery input (BAT) (Current limited at 12 Vdc to 2.5 A maximum at 20°C.)
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Real-Time Clock Accuracy
±3 min. per year (optional GPS correction to ±10 µs)
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Internet Protocols
Ethernet, PPP, RNDIS, ICMP/Ping, Auto-IP (APIPA), IPv4, IPv6, UDP, TCP, TLS (v1.2), DNS, DHCP, SLAAC, Telnet, HTTP(S), SFTP, FTP(S), POP3/TLS, NTP, SMTP/TLS, SNMPv3, CS I/O IP, MQTT
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Communication Protocols
CPI, PakBus, SDM, SDI-12, Modbus, TCP, DNP3, UDP, NTCIP, NMEA 0183, I2C, SPI, and others
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Battery-backed SRAM for CPU Usage & Final Storage
4 MB
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Data Storage
4 MB SRAM + 72 MB flash (Storage expansion of up to 16 GB with removable microSD flash memory card.)
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Dimensions
21.0 x 10.2 x 5.6 cm (8.3 x 4.0 x 2.2 in.)
Additional clearance required for cables and leads.
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Weight
0.42 to 0.52 kg (0.92 to 1.15 lb) depending on communication option selected
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