Calibration
(1- to 3-point
calibration)
Quality
assurance
Data logger
Condition of
Other func-
• Min/Max value memory
tions
• Salt compensation (SAL) – 0.1 to 70 PSU
• Automatic instrument shut-down
• Status display of battery and sensor
• Battery change display (bAt)
• Alarm function (visual or with sound)
• Auto-hold function
• Data logger
11.2 General instrument data
Display LCD, 4 ½ digit, 7 segment incl. background illumination,
Housing Shatter-proof ABS housing incl. protective armour
Dimensions 164 x 100 x 37 mm incl. protective armour (width x height x depth)
Weight 302 g incl. battery and protective armour
Housing type of
protection
Test certificates CE
Permissible am-
bient conditions
Energy supply Batteries
SD_315_DO_1 06/2020
• Ambient air (20.95%), air-saturated water, 0% O
Automatic
or 100% O
Real-time
• Assignment of logger and calibration data
clock
• Cyclical: 10,000 records
• By button press: 1,000 records
• 16 memory slots for calibration data with time
stamp
GLP
• Configurable calibration reminder (1 to 365 days)
• Bar chart for DO sensor evaluation
DO sensor
• Update after every calibration
52 x 40 mm (width x height)
IP 67
Temperature • Operation: -20°C to +50°C
• Storage: -25°C to +70°C
Ambient
• Up to 95% r.H. (non-condensing)
humidity
• 2 x AAA batteries
2
2
57