Danfoss TTS350

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STATUS–Pin5&6–Output;closedcircuit:compressorinnormaloperation;opencircuit:
compressorinalarmcondition.
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SPEED–Pin7&8–compressormotorspeedoutput(0-5V=10,000RPM/volt)
NOTE
SPEEDoutputnolongeravailableforcompressorsrunningBMCCfirmwareversionsCC3.0andlater.
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LIQT–Pin9&10–Liquidtemperaturesensorinput
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RefertotheApplicationsandInstallationManualforthermistorspecifications
J3 – Input/output
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RUN–Pin1&2–compressorrunningindicatoroutput.NormallyOpen,closeswhenRPMreaches
specifiedRPMsetinBMCC
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ANALOG–Pin3&4–OutputdependentonBMCCsetting.0-5Vor0-10VsetbyjumperJP1
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ENTRY–Pin5&6–Enteringchilledfluidtemperaturesensorinput
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o
UseENTRYjumperwhennosensorconnected
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o
RefertotheApplicationsandInstallationManualforthermistorspecifications
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LEAVE–Pin7&8–Leavingchilledfluidtemperaturesensorinput
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o
UseLEAVEjumperwhennosensorconnected
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o
RefertotheApplicationsandInstallationManualforthermistorspecifications
J4 – EXV 1 & EXV 2 Control – 15V output (200mA maximum each)
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EXV1–Pin6to9
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EXV2–Pin1to4
J5 – Liquid Level input
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LIQLEV1–Pin4to6–Liquidlevelsensor
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LIQLEV2–Pin1to3–Liquidlevelsensor
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ProvidesLiquidLevelfeedbacktodriveEXV1&2inCC3.1.4only.
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RefertotheApplicationsandInstallationManualforfurtherinformation
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JumpersJP5(LIQLEV1)&JP6(LIQLEV2)
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o
Forusewithavoltage-typelevelsensor(with15Vsupplyand0-5Vsignal)
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InstalljumpersbetweenLVLpins2aand3a,andpins2band3b
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Connectthesensorleadstothe“+,”“S,“and“-“terminalsontheCompressorI/OBoard
(consultvendordocumentationforsensorleadidentification)
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o
Forusewitharesistive-typefloatsensor
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InstalljumpersbetweenLVLpins1aand2a,andpins1band2b
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Connectthesensorleadstothe“-”and“S”terminalsontheCompressorI/OBoard
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o
WhenusingSuperheatControl(nosensorconnected)
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InstalljumpersbetweenLVLpins2aand3a,andpins2band3b
J6 – RS-232 Compressor Interface Cable connection
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CommunicationportwithBackplane
J7 – RS-232 external communication port
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9-pinSerialPort
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M-SV-001-EN Rev. H-1/23/2023 Page 61 of 294