The VisiWater DO sensor has a fixed cable and durable shaft, making it ideal for submersible dissolved oxygen applications in the environmental water industry.
Product Specifications
| Sensor Family |
Sensor Family
VisiWater
|
|---|---|
| Wetted Parts |
Wetted Parts
PVC-U / PA (Cycloaliphatic polyamide)
EPDM (Ethylene propylene elastomer) VMQ (Silicone elastomer) |
| Electrical Connector |
Electrical Connector
10 m Fix Cable / Open End
|
| a-length |
a-length
150 mm
|
| Measuring Range |
Measuring Range
4 ppb to 40 ppm (DO) or 0.1 to 1000 mbar (pO2)
|
| Accuracy at 25 °C |
Accuracy at 25 °C
0.4 ppm ± 5 %; 8 ppm ± 1 %; 20 ppm ± 5 %; 40 ppm ± 10 %
|
| Drift at Room Temperature |
Drift at Room Temperature
< 1 % per week
|
| Sensor Cap |
Sensor Cap
ODO Cap H20
|
| Oxygen Consumption |
Oxygen Consumption
None
|
| Temperature Sensor |
Temperature Sensor
NTC 22 kOhm
|
| Configurable Values |
Configurable Values
Dissolved oxygen (DO): mbar, %-sat, %-vol, µg/l ppb, mg/l ppm; Temperature: °C
|
| 4 to 20 mA Current Range |
4 to 20 mA Current Range
3.5 to 22 mA
|
| Analog Interface 1 |
Analog Interface 1
4 to 20 mA for DO, programmable
|
| Digital Interface |
Digital Interface
RS485 Modbus (max. 32 addresses)
|
| Baud Rate |
Baud Rate
4800, 9600, 19200, 38400, 57600, 115200 Bd
|
| Operating Voltage |
Operating Voltage
7 to 30 VDC max. 1 W
|
| Serial Number |
Serial Number
Yes
|
| Response Time |
Response Time
t90% < 30 s at 25 °C
|
| Certificate |
Certificate
Yes, with parameter settings and materials used
|
| Diameter |
Diameter
20 mm
|
| Operating Temperature Range |
Operating Temperature Range
0 to 60 °C
|
| Pressure Range bar g |
Pressure Range bar g
-1 to 12 bar
|
| Protection Rating |
Protection Rating
IP68
|
| Required Flow |
Required Flow
None
|
Spec. Version E