CR300-Series Datalogger
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7.12 Power Requirements – Specifications
Charger Input: CHG+ and CHG- terminals
16 – 32 Vdc
Current limited to 0.9 A maximum.
Power converter or solar panel input.
External Batteries: BAT+ and BAT- terminals
10 – 16 Vdc input
12 Vdc, lead-acid 7 Ah battery, typical.
Internal Lithium Battery: 3 V coin cell CR2016 (Energizer) for battery-
backed clock
6-year life with no external power source.
Typical Power Requirements
Sleep: 1.5 mA
Active 1 Hz Scan
1
: 5 mA
USB Power: For programming and limited functionality.
VX1 – VX2 range reduced to 150 to 2500 mV.
SW12V nonoperational. Control ports output
4.75 V with limited current.
7.13 Compliance – Specifications
CE: View the EU Declaration of Conformity at
www.campbellsci.com/cr300.
Shock and Vibration: ASTM D4169-09
Protection: IP30
7.14 Physical – Specifications
Dimensions: 14.0 x 7.6 x 5.1 cm (5.5 x 3.0 x 2.0 in)
additional clearance required for cables and
leads
Weight/Mass: 242 g (8.5 oz)
Case Material: Powder-coated aluminum
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