Appendix A: Technical Specifications - Seametrics DO2 Instructions Manual

APPENDIX A: TECHNICAL SPECIFICATIONS

The Seametrics DO2 Smart Sensor is a microprocessor based digital intelligent sensor
designed to measure dissolved oxygen, utilizing fluorescence of a stable,
immobilized ruthenium-based film matrix.
GENERAL
Probe Diameter
Tube Material
Probe Material
Wire Seal Material
Submersible Cable
Terminating Connector
Communication
Direct Modbus Read Output
Internal Math
Operating Temp. Range
Storage Temp. Range
LOGGING
Memory
Log Types
Programmable Baud Rate
Logging Rate
Software
Networking
SENSOR
File Formats
Measuring Range
Accuracy
Sensitivity / Resolution
Stability
Repeatability
Sensor Drift
Temperature Range
Response Time
Maximum Pressure
Seametrics • 253.872.0284
1.66" (4.22 cm)
Acetal & 316 stainless steel or titanium
Epoxy, polyurethane, and PVC
Fluoropolymer and PTFE
Polyurethane, polyethylene,
or ETFE available
Available
RS485 Modbus® RTU
32-bit IEEE floating point
32-bit floating point
0° C to 55° C
-40° C to 80° C
260,000+ records
Variable, user-defined,
step logarithmic, profiled
9600, 19200, 38400
8x/sec maximum
Complimentary Aqua4Plus
32 available addresses per junction
w/batching capabilities (up to 255)
.xls / .csv / .a4d
0 - 25 ppm
1% of reading or 0.02 ppm —
whichever is greater
0.01 ppm below 4.00,
0.1 ppm above 4.0
0.01 ppm
0.01 ppm
Less than 1% per year
0° C to 55° C
95% in less than 60 seconds
100 PSI
Page 14
DO2 INSTRUCTIONS
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