This product is no longer available.

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Repair Yes
Calibration Yes
Free Support Yes


The CR1000M-4M was offered when the standard CR1000M had 2 Mbytes of data/program storage. In September 2007, the standard CR1000M started having 4 Mbytes of memory, making the CR1000M-4M obsolete. The CR1000M-4M needed to be connected to a CR1000WP to function as a complete CR1000-4M datalogger.

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