Supported channel types
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 |
baro00 |
linear double |
ps |
RBR |
Frequency counter[2] |
baro01 |
linear double |
ps |
RBR |
Frequency counter[2] |
baro02 |
deri_bprpres |
dbar |
Paroscientific/RBR |
BPR calculated pressure[2] |
baro03 |
deri_bprtemp |
°C |
Paroscientific/RBR |
BPR calculated temperature[2] |
bpr_08 |
deri_bprpres |
dbar |
Paroscientific/RBR |
BPR calculated pressure[2] |
bpr_09 |
deri_bprtemp |
°C |
Paroscientific/RBR |
BPR calculated temperature[2] |
cnt_00 |
none |
counts |
RBR |
Measurement count, useful for e.g., regimes bins |
cond08 |
corr_cond3 |
μS/cm |
RBR |
Fresh water conductivity |
cond09 |
corr_cond |
mS/cm |
RBR |
Marine conductivity |
cond10 |
corr_cond |
mS/cm |
RBR |
Marine conductivity, Combined C.T cell |
cond11 |
corr_cond1 |
mS/cm |
RBR |
Marine conductivity, Deep combined C.T cell |
cond12 |
corr_cond2 |
mS/cm |
RBR |
Marine conductivity, 2000dbar Combined C.T cell |
cond13 |
corr_cond3 |
mS/cm |
RBR |
Marine conductivity, RBRlegato C.T cell |
cond14 |
corr_cond3 |
mS/cm |
RBR |
Marine conductivity, RBRsaildrone C cell |
cond15 |
corr_cond3 |
mS/cm |
RBR |
Marine conductivity, UV Antifouling CTD |
cond16 |
corr_cond3 |
mS/cm |
RBR |
Marine conductivity, 6000dbar C cell |
cond17 |
corr_cond3 |
mS/cm |
RBR |
Marine conductivity, 6000dbar Combined C.T cell |
cond18 |
corr_cond3 |
mS/cm |
RBR |
Marine conductivity |
cond19 |
corr_cond3 |
mS/cm |
RBR |
Marine conductivity, Combined C.T cell |
cond21 |
corr_cond3 |
mS/cm |
RBR |
Marine conductivity, 2000dbar Combined C.T cell |
cond22 |
corr_cond3 |
mS/cm |
RBR |
Marine conductivity, RBRlegato C.T cell |
cond24 |
corr_cond3 |
mS/cm |
RBR |
Corrected Marine conductivity (inductive),transverse C.T cell, Ti |
cond25 |
corr_cond3 |
mS/cm |
RBR |
Corrected Marine conductivity (inductive), transverse C.T cell, POM |
cond26 |
corr_cond3 |
mS/cm |
RBR |
Corrected Marine conductivity (inductive), transverse C.T cell, OSP |
cond28 |
corr_cond4 |
mS/cm |
RBR |
Marine conductivity, Deep combined C.T cell, improved correction for > 2000dbar. |
doxy03 |
linear |
% |
Oxyguard |
Dissolved oxygen saturation |
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, serial RBRcoda ODO |
doxy25 |
linear |
% |
Oxyguard |
Dissolved oxygen (saturation) |
doxy27 |
corr_o2conc_garcia |
μmol/L |
RBR |
Dissolved oxygen concentration compensated, serial RBRcoda ODO|slow |
doxy28 |
corr_o2conc_garcia |
μmol/L |
RBR |
Dissolved oxygen concentration compensated, serial RBRcoda ODO|fast |
doxy32 |
corr_rinkoB2 |
% |
JFE Advantech |
Rinko-III (B): dissolved oxygen saturation with temperature |
doxy33 |
corr_o2conc_garcia |
μmol/L |
RBR |
Dissolved oxygen concentration compensated, serial RBRcoda ODO, angled |
doxy36 |
corr_o2conc_garcia |
μmol/L |
RBR |
Dissolved oxygen concentration compensated, serial RBRcoda ODO|low-noise |
dpth01 |
deri_depth |
m |
- |
Derived depth |
echo01 |
lin |
ms |
RBR |
Echo timing |
eco_00 |
lin |
counts |
WET Labs |
Generic channel for WET Labs ECO Triplet/Puck sensors |
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) |
fluo36 |
linear |
counts |
WET Labs |
Rhodamine (ECO Puck) |
fluo37 |
linear |
counts |
Turner Designs |
Fluorescence, minimum (Fo) |
fluo38 |
linear |
counts |
Turner Designs |
Fluorescence, maximum (Fm) |
fluo39 |
linear |
counts |
Turner Designs |
Fluorescence, variable (Fv) |
fluo40 |
linear |
percent |
Turner Designs |
Fluorescence, yield |
fluo41 |
linear |
μg/L |
Seapoint |
Fluorometry-Fluorescein |
fluo42 |
linear |
counts |
WET Labs |
Chlorophyll a (ECO FLNTU) |
fluo43 |
linear |
μg/L |
RBR |
Tridente Chlorophyll a |
fluo44 |
linear |
ppb |
RBR |
Tridente fDOM |
fluo47 |
linear |
counts |
WET Labs |
Phycocyanin (ECO Puck) |
fluo55 |
linear |
μg/L |
RBR |
Tridente Rhodamine |
fluo56 |
linear |
μg/L |
RBR |
Tridente Crude oil |
fluo57 |
linear |
μg/L |
RBR |
Tridente Phycocyanin |
fluo58 |
linear |
μg/L |
RBR |
Tridente Fluorescein |
fluo59 |
linear |
μg/L |
RBR |
Tridente Phycoerythrin |
hdng00 |
linear |
degrees |
RBR |
Euler angle - heading |
irr_00 |
optic2 |
μW/cm²/nm |
Satlantic |
Irradiance |
irr_01 |
corr_irr |
V |
RBR |
Irradiance, 490nm |
irr_02 |
corr_irr |
μW/cm²/nm |
RBR |
Irradiance, 475nm |
irr_05 |
corr_irr2 |
μW/cm²/nm |
RBR |
Irradiance (analog sensor), generic |
irr_06 |
linear |
μW/cm²/nm |
RBR |
Irradiance (serial sensor), generic |
mag_00 |
linear |
μT |
RBR |
Magnetic field strength (in micro-Tesla’s) |
meth00 |
corr_metsmet |
μmol/L |
Franatech |
METS methane concentration |
opt_07 |
linear |
° |
RBR |
Calibrated phase output from RBRcoda ODO |
opt_14 |
linear |
° |
RBR |
Calibrated phase output from RBRcoda ODO|slow |
opt_15 |
linear |
° |
RBR |
Calibrated phase output from RBRcoda ODO|fast |
opt_24 |
linear |
° |
RBR |
Calibrated phase output from RBRcoda ODO, angled |
opt_35 |
linear |
° |
RBR |
Calibrated phase output from RBRcoda ODO, low-noise |
orp_01 |
linear |
V |
Idronaut |
ORP (Oxidation/Reduction Potential) |
orp_02 |
linear |
V |
Idronaut |
ORP (Oxidation/Reduction Potential) - cabled version |
orp_03 |
linear |
V |
RBR |
ORP (Oxidation/Reduction Potential) - bulkhead version |
orp_04 |
linear |
V |
RBR |
ORP (Oxidation/Reduction Potential) - cabled version |
orp_05 |
linear |
V |
AMT |
ORP (Oxidation/Reduction Potential) - cabled version |
par_00 |
linear |
μmol/m²/s |
Licor |
PAR (photosynthetically active radiation) |
par_01 |
linear |
μmol/m²/s |
Biospherical |
PAR (photosynthetically active radiation) |
par_03 |
optic2 |
μmol/m²/s |
Satlantic |
PAR (photosynthetically active radiation) |
par_05 |
corr_irr2 |
μmol/m²/s |
RBR |
PAR (photosynthetically active radiation), analog sensor |
par_06 |
linear |
μmol/m²/s |
RBR |
PAR (photosynthetically active radiation), serial sensor |
pco200 |
linear |
ppm |
Turner Designs |
C-sense CO2 partial pressure |
peri00 |
linear double |
ps |
RBR |
Frequency counter[2] |
peri01 |
linear double |
ps |
RBR |
Frequency counter[2] |
ph__00 |
linear |
pH_units |
AMT |
pH |
ph__01 |
linear |
pH_units |
Idronaut |
pH |
ph__02 |
corr_ph |
pH_units |
Idronaut |
Corrected pH |
ph__04 |
corr_ph |
pH_units |
Idronaut |
Corrected pH, cabled version |
ph__05 |
corr_ph |
pH_units |
RBR |
Corrected pH, bulkhead version |
ph__06 |
corr_ph |
pH_units |
RBR |
Corrected pH, cabled version |
ph__07 |
corr_ph |
pH_units |
AMT |
Corrected pH, cabled version |
phas00 |
linear |
degrees |
Aanderaa |
Calibrated phase output from serial AADI Optode |
pres08 |
deri_seapres |
dbar |
- |
Derived hydrostatic (sea) pressure |
pres23 |
linear |
dbar |
RBR |
Pressure (absolute, temperature compensated), serial RBRsolo D|rt, RBRduet T.D|rt |
pres24 |
corr_pres2 |
dbar |
RBR |
Pressure (absolute, temperature compensated) |
pres28 |
corr_pres5 |
dbar |
RBR |
Pressure (absolute, temperature compensated) |
pres29 |
corr_pres2 |
dbar |
RBR |
Pressure (absolute, temperature compensated), UV Antifouling CTD |
pres30 |
linear |
dbar |
Keller |
PA10 Pressure sensor |
ptch00 |
linear |
degrees |
RBR |
Euler angle - pitch |
roll00 |
linear |
degrees |
RBR |
Euler angle - roll |
sal_00 |
deri_salinity |
PSU |
- |
Derived salinity, PSS78. |
sal_01 |
deri_dyncorrS |
PSU |
- |
Derived salinity, PSS78 with applied dynamic corrections for RBRargo3 C.T.D |
scon00 |
deri_speccond |
μS/cm |
- |
Derived specific conductivity |
sos_00 |
deri_sos |
m/s |
- |
Derived speed of sound, UNESCO, Chen and Millero |
temp01 |
corr_rinkotemp |
°C |
JFE Advantech |
Temperature, Rinko-III |
temp04 |
temp |
°C |
RBR |
Temperature (T-string) |
temp06 |
corr_metstemp |
°C |
Franatech |
Temperature, METS |
temp07 |
linear |
°C |
Aanderaa |
Temperature, from serial Optode |
temp09 |
temp |
°C |
RBR |
Temperature |
temp13 |
linear |
°C |
RBR |
Temperature, serial RBRsolo D|rt, RBRduet T.D|rt |
temp14 |
temp |
°C |
RBR |
Temperature, combined C.T cell |
temp16 |
linear |
°C |
RBR |
Temperature, serial RBRcoda ODO |
temp17 |
linear |
°C |
RBR |
Temperature, serial RBRcoda ODO|slow |
temp19 |
temp |
°C |
RBR |
Temperature (fast) |
temp22 |
temp |
°C |
RBR |
Temperature, compensating channel for conductivity |
temp23 |
linear |
°C |
Campbell |
Temperature, OBS-501 |
temp26 |
temp |
°C |
RBR |
Temperature RBRlegato (1s) |
temp27 |
temp |
°C |
RBR |
Temperature RBRlegato (fast response) |
temp30 |
temp |
°C |
RBR |
Temperature, compensating channel for irradiance (RBR 490nm Radiometer) |
temp31 |
temp |
°C |
RBR |
Temperature, standard, UV Antifouling CTD |
temp32 |
temp |
°C |
RBR |
Temperature, standard, 6000dbar Combined C.T cell |
temp33 |
temp |
°C |
RBR |
Temperature, fast, 6000dbar Combined C.T cell |
temp34 |
temp |
°C |
RBR |
Temperature, compensating channel for Marine C and CT 6000m |
temp35 |
temp |
°C |
RBR |
Temperature, fast, transverse CTD |
temp36 |
temp |
°C |
RBR |
Temperature, standard, transverse CTD |
temp37 |
linear |
°C |
RBR |
Temperature, serial RBRcoda ODO, angled |
temp38 |
deri_dyncorrT |
°C |
RBR |
Temperature with C-T lag correction applied for RBRargo3 C.T.D |
temp40 |
linear |
°C |
RBR |
Tridente temperature |
temp42 |
linear |
°C |
RBR |
Tu-25 temperature |
temp44 |
linear |
°C |
Keller |
PA10 Pressure sensor temperature |
temp51 |
linear |
°C |
RBR |
Temperature, serial RBRcoda ODO|low-noise |
tran00 |
linear |
trans_units |
generic |
Transmittance[1] |
tran01 |
linear |
% |
WET Labs |
Transmittance |
tran02 |
linear |
V |
WET Labs |
Transmittance |
tran03 |
linear |
1/m |
Sequoia |
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 |
turb06 |
cubic |
FTU |
Seapoint |
Turbidity, STM-S S-channel |
turb07 |
cubic |
NTU |
Seapoint |
Turbidity, STM-S R-channel |
turb08 |
linear |
NTU |
Campbell |
Turbidity, OBS-501 optical backscatter |
turb09 |
linear |
NTU |
Campbell |
Turbidity, OBS-501 suspended solids |
turb10 |
linear |
counts |
WET Labs |
Turbidity (ECO FLNTU) |
turb11 |
linear |
V |
Sequoia Scientific |
Turbidity, LISST ABS acoustic backscatter |
turb12 |
linear |
FTU |
RBR |
Tridente turbidity |
turb13 |
linear |
FTU |
RBR |
Tridente turbidity |
turb14 |
linear |
1/m |
RBR |
Tridente backscatter |
turb19 |
linear |
FTU |
RBR |
Tu-25 turbidity, S-signal |
turb20 |
linear |
FTU |
RBR |
Tu-25 turbidity, R-signal |
turb24 |
linear |
1/m/sr |
RBR |
Tridente backscatter |
turb30 |
linear |
FTU |
RBR |
Tridente turbidity, S-signal, 650nm |
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) |
1Includes SeaTech and WET Labs.
2bpr_08, bpr_09, peri00, and peri01 are calculated using double precision in order to maintain resolution.