CMA BT78i User guide

BT78i
CMA
Brand
CMA
Model
BT78i
Type
User guide

The CMA BT78i Salinity sensor is a valuable tool for measuring the salinity of solutions, ranging from 0 to 50 ppt. It utilizes electrical conductivity to determine salinity, with automatic temperature compensation between 5°C and 35°C. The sensor is equipped with a built-in amplifier and connects directly to analog BT inputs of CMA interfaces. It features a memory chip that stores calibration information and is automatically recognized by CMA interfaces, simplifying setup.

The CMA BT78i Salinity sensor is a valuable tool for measuring the salinity of solutions, ranging from 0 to 50 ppt. It utilizes electrical conductivity to determine salinity, with automatic temperature compensation between 5°C and 35°C. The sensor is equipped with a built-in amplifier and connects directly to analog BT inputs of CMA interfaces. It features a memory chip that stores calibration information and is automatically recognized by CMA interfaces, simplifying setup.

SALINITY!SENSOR&BT78i!
USER’S!GUIDE!
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CENTRE FOR MICROCOMPUTER APPLICATIONS
http://www.cma-science.nl
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Short!description!
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Sensor!recognition!
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How!the!sensor!works!
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Calibration!!
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1
"35"grams"of"salt"per"1"liter"ocean"water"
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• Zero!calibration!point!!
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• Standard!solution!calibration!point!
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Taking!measurements!!
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!
!
WARNING:!
• Do*not!<)(>.!+6.!-()&*&+,!.).>+0/5.!&*!?&->/4-D!/09(*&>!)&E4&5-D!-4>6!(-!6.(?,!/&)-D!
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!
Using!the!Salinity!sensor!with!other!CMA!sensors!!
M+! &-! ?.0,! &7</0+(* +! +/! a*/@! +6(+! +6.! '()&*&+,! -.*-/0! @&))! &*+.0(>+! @&+6! /+6.0! HIJ!
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+&7.!>(*!K.!<)(>.5!&*-&5. !+6.!-(7.!-/)4+&/*!+/!+(a.!0.(5&*9-=!
Suggested!experiments!!
#6.!'()&*&+,!-.*-/0!>(*!K.!4-.5!&*!+6.!8/))/@&*9!.A<.0&7.*+-U!
• I.(-40.7.*+-!/8!-()&*&+,!/8!@(+.0!-/40>.-=!
• I.(-40.!+6.!>6(*9.!&*!-()&*&+,!/8!-()+@(+.0!(-!+6.!@(+.0!.?(< / 0(+.- =!
• I/*&+/0!+6.! 0(+.! /8!0.(>+&/*! &*! (! >6.7&>()! 0.(>+&/*! &*! @6&>6! 5&--/)?.5! -()+L&/*-!
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Technical!Specifications!
!
Sensor!kind!
J*()/9D!9.*.0(+.-!(*!/4+<4+!?/)+(9.!K.+@..*!!
:!==!!;!]!
Measuring!range!!
:!==!;:!<<+!
Resolution!using!!
12!bit!AD!converter!
!
:=:[!<<+!!
Uncertainty!(accuracy)!!
#,<&>()!d![e!(8+.0!>()&K0(+&/*!(+![;_H!
Response!time!
O%e!/8!84))!->().!0.(5&*9!&*!;!-.>/*5-!
Temperature!range!
:_H!+/!%:_H!!
Temperature!compensation!
J4+/7(+&>!K.+@..*!;_H!(*5!F;_H!
Cell!constant!
G:!>7
LG
!
Connector!
MNNNGFOP!>/**. >+/ 0!8 /0!" # LMN N N GF OP!-.*-/0!>(K).=!!
'.*-/0!>(K).!*/+!5.)&?.0.5!@&+6!+6.!-.*-/0=!
Warranty:!!
#6.! '()&*&+,! -.*-/0! "#$%&! &-! @(00(*+.5! +/! K. ! 80..! 80/7! 5.8.>+-! &*! 7(+.0&()-! (*5!
@/0a7(*-6&<!8/0!(!<.0&/5!/8!G[!7/*+6-!80/7!+6.!5(+.!/8!<40>6(-.!<0/?&5.5!+6(+!&+!
6(-!K..*!4-.5!4*5.0!*/07()!)(K/0(+/0,!>/*5&+&/*-=!#6&-!@(00(*+,!5/.-!*/+!(<<),!&8!
+6.!-.*-/0!6(-!K..*!5 (7 (9 .5!K,!(>>&5.*+!/0!7&-4-.=!!
!
Note:!This!product!is!to!be!used!for!educational!purposes!only.!It!is!not!appropriate!
for!industrial,!medical,!research,!or!commerc ial!app licatio ns.! !! ! ! !
Rev. 20/11/2014
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CMA BT78i User guide

BT78i
CMA
Brand
CMA
Model
BT78i
Type
User guide

The CMA BT78i Salinity sensor is a valuable tool for measuring the salinity of solutions, ranging from 0 to 50 ppt. It utilizes electrical conductivity to determine salinity, with automatic temperature compensation between 5°C and 35°C. The sensor is equipped with a built-in amplifier and connects directly to analog BT inputs of CMA interfaces. It features a memory chip that stores calibration information and is automatically recognized by CMA interfaces, simplifying setup.

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