Specifications - Optex DOS-20 Instruction Manual

15

Specifications

Name
Model
Measurement
item
Measurement
range
(Display
resolution)
Measurement
resolution
Response time 90% response: < 45 seconds
Power supply
voltage
Current
consumption
Communica-
tions (function)
Operating
temperature
Major
material
Dimensions
Weight
Degree of
protection
52
Optical Dissolved Oxygen Sensor
DOS-20
Dissolved oxygen concentration (mg/L)
Temperature ( ° C)
Dissolved oxygen % saturation (%)
Oxygen partial pressure (kPa)
Dissolved oxygen concentration: 0.00 - 50.00 mg/L (0.01 mg/L)
Temperature: 0.0 - 50.0 ° C (0.1 ° C)
Dissolved oxygen % saturation: 0.0 - 200.0 (0.1 %)
Oxygen partial pressure: 0.0 - 150.0 kPa (0.1 kPa)
±0.1 mg/L (0 - 8 mg/L)
±0.2 mg/L (8 - 20 mg/L)
±10% of reading (20 - 50 mg/L)
95% response: < 60 seconds (measurement water
temperature: 25 ° C)
12 to 36 VDC
25 mA max. (24 VDC)
MODBUS (RTU/ASCII)
0 to 50 ° C (unfrozen)
ABS
ø48 × 204 mm
Approx. 850 g (including cable length of 10 m)
IP68, maximum depth of 200 meters (underwater type)