VisiTrace mA is an advanced optical dissolved oxygen sensor for brewing and power plant use. It offers precise sensing down to low ppb levels. With integrated Bluetooth, HART communication, and a robust chlorine-resistant cap, this sensor ensures reliable monitoring and minimal maintenance.
Product Specifications
| Process Connection |
Process Connection
PG13,5
|
|---|---|
| Sensor Family |
Sensor Family
VisiTrace mA
|
| Wetted Parts |
Wetted Parts
Stainless Steel 1.4435
EPDM (Ethylene propylene elastomer) VMQ (Silicone elastomer) See compliance details in Material Specification document |
| Electrical Connector |
Electrical Connector
M12
|
| Sensor Output |
Sensor Output
4 to 20 mA / HART
|
| Measuring Range |
Measuring Range
At 25°C and 1013 mbar total gas pressure
0.8 ppb to 2000 ppb (in liquid) 20 ppm to 49'000 ppm (in gas) 0.02 to 50 mbar(pO2) |
| Electrolyte |
Electrolyte
None
|
| Accuracy at 25 °C |
Accuracy at 25 °C
± 0.5 ppb or 2 % whichever is greater
|
| Drift at Room Temperature |
Drift at Room Temperature
< 1 % per week @ 100 ppb
|
| Sensor Cap |
Sensor Cap
ODO Cap L1
|
| Oxygen Consumption |
Oxygen Consumption
None
|
| Temperature Sensor |
Temperature Sensor
NTC 22 kOhm
|
| Configurable Values |
Configurable Values
Dissolved Oxygen (DO): mbar; %-sat; %-vol; µg/l; mg/l; ppb/ppm (gas); ppb/ppm; Temperature: °C, °F, K
|
| Surface Quality of Steel |
Surface Quality of Steel
Ra < 0.4 µm (N5)
|
| 4 to 20 mA Current Range |
4 to 20 mA Current Range
3.5 to 22 mA
|
| Analog Interface 1 |
Analog Interface 1
Two wire sink 4 to 20 mA for DO, programmable
|
| 4 to 20 mA Accuracy |
4 to 20 mA Accuracy
< 0.3 % + 0.05 mA
|
| Transmitting Power |
Transmitting Power
Max. 4 dBm
|
| Digital Interface |
Digital Interface
Bluetooth 5.0
HART Protocol 7 |
| Operating Voltage |
Operating Voltage
18 to 30 VDC
|
| Serial Number |
Serial Number
Yes
|
| Response Time |
Response Time
t90% < 20 s in gas; < 90 s in water
|
| Certificate |
Certificate
Yes, with measured current in oxygen
|
| ATEX Approval |
ATEX Approval
ll 1 G Ex ia llC T3/T4/T5/T6 Ga; II 1 D Ex ia IIIC T135°C Da
|
| IECEx Approval |
IECEx Approval
ll 1 G Ex ia llC T3/T4/T5/T6 Ga; II 1 D Ex ia IIIC T135°C Da
|
| Diameter |
Diameter
12 mm
|
| Autoclavable |
Autoclavable
Yes
|
| Steam Sterilizable |
Steam Sterilizable
Yes, max. Temperature 140 °C
|
| CIP |
CIP
Yes
|
| Operating Temperature Range |
Operating Temperature Range
-10 to 140 °C; the sensor provides no DO reading above 85 °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 D