The following is a list of the channel types supported at the time of writing this document. These type names are used by the channel command.
| Type | Equation | Units | Manufacturer | Description |
|---|---|---|---|---|
| acc_00 | linear | g | RBR | Acceleration (in g's) |
| alti00 | distancefromechotiming | m | RBR | Distance from echo timing |
| bpr_00 | linear | ps | Paroscientific/RBR | BPR pressure period |
| bpr_01 | linear | ps | Paroscientific/RBR | BPR temperature period |
| bpr_02 | linear | dbar | Paroscientific/RBR | BPR calculated pressure |
| bpr_03 | linear | °C | Paroscientific/RBR | BPR calculated temperature |
| bpr_04 | linear | ps | Paroscientific/RBR | BPR pressure period |
| bpr_05 | linear | ps | Paroscientific/RBR | BPR temperature period |
| bpr_06 | linear | dbar | Paroscientific/RBR | BPR calculated pressure |
| bpr_07 | linear | °C | Paroscientific/RBR | BPR calculated temperature |
| bpr_08 | deri_bprpres | dbar | Paroscientific/RBR | BPR calculated pressure |
| bpr_09 | deri_bprtemp | °C | Paroscientific/RBR | BPR calculated temperature |
| cnt_00 | none | counts | RBR | Measurement count, useful for eg. regimes bins |
| cond03 | corr_cond | μS/cm | RBR | Fresh water conductivity (corrected, 12Hz) |
| cond06 | corr_cond | mS/cm | RBR | Marine conductivity (corrected, 12Hz) |
| cond07 | corr_cond | mS/cm | RBR | Marine conductivity (corrected, 12Hz, Combined C.T cell) |
doxy03, doxy11 | linear | % | Oxyguard | Dissolved oxygen saturation (Note 2) |
| doxy01 | linear | % | Aanderra | Optode: dissolved oxygen saturation, analogue |
| doxy02 | corr_rinko | % | JFE Advantech | Rinko-III: dissolved oxygen saturation with temperature |
| doxy06 | corr_rinkoT | % | JFE Advantech / RBR | Rinko-III: dissolved oxygen saturation without temperature |
| doxy07 | linear | % | Aanderaa | Optode: dissolved oxygen saturation, serial |
| doxy08 | corr_rinkoB | % | JFE Advantech | Rinko-III (B): dissolved oxygen saturation with temperature |
| doxy09 | corr_rinkoBT | % | JFE Advantech / RBR | Rinko-III (B): dissolved oxygen saturation without temperature |
| doxy10 | linear | μmol/L | Aanderaa | Optode: dissolved oxygen concenration, serial |
| doxy13 | linear | % | RBR | Dissolved oxygen saturation, serial RBRsolo.DO|rt |
| doxy22 | deri_o2sat_garcia | % | RBR | Dissolved oxygen saturation derived from concentration via Gordon and Garcia |
| doxy23 | corr_o2conc_garcia | μmol/L | RBR | Dissolved oxygen concentration compensated |
| dpth01 | deri_depth | m | - | Derived depth |
| echo01 | lin | ms | RBR | Echo timing |
| fluo00 | linear | μg/L | Seapoint | Fluorometry-Phycoerythrin |
| fluo01 | linear | μg/L | Seapoint | Fluorometry-Chlorophyll |
| fluo02 | linear | μg/L | Seapoint | Fluorometry-Rhodamine |
| fluo03 | linear | μg/L | Seapoint | Fluorometry-UV/CDOM |
| fluo04 | linear | μg/L | Seapoint | Fluorometry-Phycocyanin |
| fluo10 | linear | μg/L | Turner Designs | Fluorometry-Chlorophyll-a |
| fluo11 | linear | ppb | Turner Designs | Fluorometry-CDOM |
| fluo12 | linear | ppb | Turner Designs | Fluorometry-Crude oil |
| fluo13 | linear | cells/mL | Turner Designs | Fluorometry-Cyanobacteria |
| fluo14 | linear | ppb | Turner Designs | Fluorometry-Optical brighteners |
| fluo15 | linear | ppb | Turner Designs | Fluorometry-Fluorescein |
| fluo16 | linear | ppb | Turner Designs | Fluorometry-Rhodamine |
| fluo17 | linear | ppb | Turner Designs | Fluorometry-Refined fuels |
| fluo18 | linear | ppm | Turner Designs | Fluorometry-BTEX |
| fluo19 | linear | cells/mL | Turner Designs | Fluorometry-Phycocyanin |
| fluo20 | linear | cells/mL | Turner Designs | Fluorometry-Phycoerythrin |
| fluo21 | linear | V | Turner Designs | Fluorometry-custom |
| fluo22 | linear | RFUB | Turner Designs | Chlorophyll a (C3) |
| fluo23 | linear | RFUB | Turner Designs | CDOM (C3) |
| fluo24 | linear | RFUB | Turner Designs | Crude oil (C3) |
| fluo25 | linear | RFUB | Turner Designs | Cyanobacteria (C3) |
| fluo26 | linear | RFUB | Turner Designs | Optical brighteners (C3) |
| fluo27 | linear | RFUB | Turner Designs | Fluorescein dye (C3) |
| fluo28 | linear | RFUB | Turner Designs | Rhodamine dye (C3) |
| fluo29 | linear | RFUB | Turner Designs | Refined fuels (C3) |
| fluo30 | linear | RFUB | Turner Designs | BTEX (C3) |
| fluo31 | linear | RFUB | Turner Designs | Phycocyanin (C3) |
| fluo32 | linear | RFUB | Turner Designs | Phycoerythrin (C3) |
| fluo33 | linear | counts | WET Labs | Chlorophyll a (ECO Puck) |
| fluo34 | linear | counts | WET Labs | CDOM (ECO Puck) |
| fluo35 | linear | counts | WET Labs | Phycoerythrin (ECO Puck) |
| mag_00 | linear | μT | RBR | Magnetic field strength (in micro-Tesla's) |
| meth00 | corr_metsmet | μmol/L | Franatech | METS methane concentration |
| orp_00 | linear | V | AMT | ORP (Oxidation/Reduction Potential) |
| orp_01 | linear | V | Idronaut | ORP (Oxidation/Reduction Potential) |
| par_00 | linear | μmol/m²/s | Licor | PAR (photosynthetically active radiation) |
| par_01 | linear | μmol/m²/s | Biospherical | PAR (photosynthetically active radiation) |
| pco200 | linear | ppm | Turner Designs | C-sense CO2 partial pressure |
| peri00 | linear double | ps | RBR | Frequency counter |
| peri01 | linear double | ps | RBR | Frequency counter |
| ph__00 | linear | pH_units | AMT | pH |
| ph__01 | linear | pH_units | Idronaut | pH |
| ph__02 | corr_ph | pH_units | Idronaut | Corrected pH |
| phas00 | linear | degrees | Aanderaa | Calibrated phase output from serial Optode |
pres19 | corr_pres2 | dbar | Keller / generic | Pressure (absolute, temperature compensated) |
| pres23 | linear | dbar | RBR | Pressure (absolute, temperature compensated), serial RBRsolo.D|rt, RBRduet.T.D|rt |
| pres08 | deri_seapres | dbar | - | Derived hydrostatic (sea) pressure |
| sal_00 | deri_salinity | PSU | - | Derived salinity, PSS78. |
| scon00 | deri_speccond | μS/cm | - | Derived specific conductivity |
| sos_00 | deri_sos | m/s | - | Derived speed of sound, UNESCO, Chen and Millero |
temp04, temp09 | temp | °C | RBR | Temperature (Note 2) |
| temp01 | corr_rinkotemp | °C | JFE Advantech | Temperature, Rinko-III |
| temp06 | corr_metstemp | °C | Franatech | Temperature, METS |
| temp07 | linear | °C | Aanderaa | Temperature, from serial Optode |
| temp13 | linear | °C | RBR | Temperature, serial RBRsolo.D|rt, RBRduet.T.D|rt |
temp14 | temp | °C | RBR | Temperature, Combined C.T cell |
| tran00 | linear | trans_units | generic | Transmittance (Note 1) |
| tran01 | linear | % | WET Labs | Transmittance |
| tran02 | linear | V | WET Labs | Transmittance |
| turb00 | linear | NTU | Seapoint | Turbidity |
| turb01 | linear | NTU | Turner Designs | Turbidity |
| turb02 | linear | NTU | Campbell | Turbidity, OBS3+ |
| turb03 | linear | NTU | Turner Designs | Turbidity, C3 serial |
| turb04 | linear | counts | WET Labs | Backscatter, ECO Puck |
| volt00 | linear | V | generic | Voltage (0V to +5V) |
| volt01 | linear | V | generic | Voltage (–2.5V to +2.5V) |
| volt02 | linear | V | generic | Voltage (0V to +10V) |
| volt03 | linear | V | generic | Voltage (–10V to +10V) |
Notes
- Includes SeaTech and WET Labs.
- The following channel types within the listed groups differ only in their internal implementation; for end users there is no distinction between them:
- doxy03, doxy11
- temp04, temp09
- bpr_04,bpr_05,bpr_06,bpr_07, bpr_08, bpr_09, peri00, peri01 are calculated using double precision in order to maintain resolution.