Flowline LU78 EchoSwitch Manual de usuario descargar pdf (Pagina 20)

20of34 MN300282 RevA

CONFIGURATION(cont.) StepFive

HowtoAlternatetworelays:AlternateenablesEchoSwitch®tousetworelaystoalternateaftereachcycle.

The configuration of Alternate is identical to Duplex with the exception of the Backup level is at a setting

wherethelevelwillneverachievesetpoint.Tobegin,configuretworelaysinthesamemode(ex:tworelays

aresetasPUMPsthatFILLortworelayssetasPUMPsthatEMPTY).BesuretosetonerelaywithanONSet

Pointat thePrimary Leveland theother relayON SetPoint atthe BackupLevel.Setting therelayswith the

sameONlevelwillhavecausebothrelaystoturnonatthesametime.TheBackuplevelmustbesettoalevel

outofrange(levelwillneverreachthissetting).Oncethisiscompleted,seethestepsbelow.Examplebelow

showstworelays(AandB)usedto

AutoEmptyatank:



1. Make sure at least two relays are in the same

modeforpumps.

a. If this is not true, then M‐PLEX will not

appear.

2. InTOP‐LEVELMENUmode,selectM‐PLEX.

3. SelectDUPLEX.

a. If three relays are configured in the same

mode,continuetostep4.

b. If only two relays are configured, jump to

step5.

4. Select R1_R2 (Relay 1 & 2), R2_R3 (Relay 2 & 3)

orR1_R3(Relay1&3).

a. EchoSwitch® will  allow you to select two of

threerelaystoduplex.

5. Select

EXITtoreturntoTOP‐LEVELMENU.





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Flowline LU78 EchoSwitch Manual de usuario Pagina 20