Sper Scientific 850061 pH SD Card Datalogger Kit - Manual (Page 49)

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SPECIFICATIONS
General
Circuit Custom one-chip of
microprocessor LSI circuit
Display LCD size: 52 mm x 38 mm
Backlight function
Measurement
Unit pH
ORP (mV)
Sampling Time
of Display Approximately 1 second
Data Output RS232/USB PC computer
interface
Memory Card SD card 1 GB to 16 GB
Operating
Temperature 0 ~ 50°C
Operating
Humidity < 85%RH
Alkaline or heavy duty DC
1.5 V battery (UM3, AA) x
6 pieces
DC 9V adapter input (AC/
DC power adapter is
optional)
Power Supply