Initial Startup; Datalogger (Sd Card) - Honeywell 301C User Manual

Initial Startup
Make sure that all wiring has been completed according to specifica‐
tions in the wiring details before powering up the unit. When all is
secure, remove the SHDN jumper to power‐up the unit. Within sixty
seconds the controller will be fully operational.
Datalogger (SD card)
The DLC (Data Logger Card) option for the controller collects data and
stores it on a digital Flash memory card (SDCard). In the event that
the card memory becomes full:

Information logging is stopped

No SDcard flag is displayed on‐screen

The SDcard LED blinks
See the Acquisition section for more details on starting and stopping
the datalogging function. SDHC cards are not supported; use only SD
cards.
Always deactivate datalogging function before removing the
CAUTION
SDcard. Never remove the card when its LED is on.
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