B&B 1TT User Manual
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1TT!–TIMER!+!TERMOREGOLATORE!-!Reference!Manual!!-!Pag.!1!di!7!
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!!!!!!!!!!!!!!!!!!!!1TT!–!USER!MANUAL!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!TIMER!!+!TEMPERATURE!CONTROLLER!!
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!! When the device is turned-on its display shows the following text:
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- SEL!!!!!upper!display!!!!!
- CAL!!!!lower!display!!
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!!!!!!!!!!!!!After!a!few!seconds!the!upper!display!shows!the!!!value!of!the!measured!temperature;!
!!!!!!!!!!!!!and!the!lower!display!!the!value!of!a!time!set.!
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!!!!!!!!!!!!!!Time!setting:!!
• Press!the!!!!S!!!!!button,!so!the!upper!display!will!show!!timE!!;!the!lower!display!the!value!of!one!time,!
• Use!the!following!buttons!!!!▲ !!!!!!!to!set!the!requested!time!value.!!
In!order!to!memorize!it,!res e t!(! 7!–!5)!or!press!ON/OFF.!
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!!!!!!!!!!!!!!Temperature!setting!!(After!time!setting)!
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• Press!the!!!!S!!!!button,!so!the!upper!!display!will!show!!!°C!!!and!the!lower!display!a!temperature!value;!
Use!the!!▲ !!! !!buttons!to!set!the!required!temperature!value.!
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!!!!!!!!!!!!!!TO!ACCES!THE!TEMPERATURE!PARAMETERS!USING!THE!PASSWORD.!
• Press!for!!5!seconds!the!!!!S!!!!button,so!the!upper!!display!!will!show!!SET!and!the!lower!!!t1!.!
Pres!the!!!!▲ !!button!!so!the!upper!display!will!show!SET,!the!lower!!!timE.!!!
• Press!again!the!!!!▲ !!button!and!the!lower!display!will!show!dEv.!!
• Press!again!the!!!!▲ !!button!and!the!lower!display!will!show!!!PAS.!!
• Press!the!!!S!!!!!button!and!the!lower!display!!!will!show!!100;!!enter!the!password!!123.!!
• With!the!!!S!!!!!button!every!pulse!corresponds!to!a!!parameter!!(see!the!Instructions!Manual).!
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TO!ACCESS!THE!TIMER!PARAMETERS!USING!THE!PASSWORD.!
Press!for!5!seconds!the!!!S!!!button!;!!the!upper!display!will!show!!SET ,!the !lo wer!display!.!t1!the!upper!right!
!red!led!will!be!switched!on!!(1)!!
Press!the!!▲ !button!!and!the!!display!will!show!timE!!,!
Press!the!!!S!!button!to!access!the!following!parameters:!
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!!!!!!!!!!!!!!!toP!!!!!!!absolute!max!limit!block!!
MobE!!relay!function!!!
InP!!!!!!!pulse!timed!relay!!
!!!!!!!!!!!!!!!!Rit!!!!!!!!delayed!relay!!!!
dir!!!!!!!!count!!!UP!!or!!dn!!
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TS!!!!!!!Setting!of!the!times!!scale!
0!=!!!!!!!99,99!
1!=!!!!!!!999,9!
2!=!!!!!!!9999!sec.!
3!=!!!!!!!9999!min.!
4!=!!!!!!!59!min.!59!sec.!
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Use!the!!!▲ !!and!!!!!!buttons!!to!select!
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At!the!end!of!every!change!the!display!will!show!!!9!9!confirming!the!successfully!completed!programming.!
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1TT!–TIMER!+!TERMOREGOLATORE!-!Reference!Manual!!-!Pag.!2!di!7!
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!!!Inputs!and!Outputs!:!
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The!1TT!device!has!an!input!to!show!the!temperature!(PV)!and!two!digital!outputs!(OUT!and!!ALAR M).!
Timer!relay!contact!!
The!small!clamps!are!used!as!in!the!following!table:!
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!1t!regulation!channel!(SP)!
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Probe!input!
TC!1!!!!!!(3!-!!!4+)!
Output!
SP!!!!!!!!!!(19!-!20)!
Alarm!
AL!!!!!!!!!!(17!-!18)!
Timer!relay!contact!
Relè!!!!!!!(15!-!16)!
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Heating control:
If!the!adjustment!ch a n n e l!h as !b e en!set!to!heat!mode,!the!temp e ra tu r e!c o n tr o l!is!obtained!by!the!complete!P ID!
algorithm!or!the!ON-OFF!algorithm!with!hysteresis.!
The!Act!parameter!must!be!set!to!Hot!in!order!to!select!the!heating!action:!the!activation!of!the!control!output!causes!
an!increase!in!temperature!because!it!is!connected!to!a!heating!element!.!
The!selection!is!made!by!setting!th e!proportional!band!(!PB!)!:!
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Setting!value!0!(!zero)!will!enable!the!ON!–!OFF!adjustment!
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Setting!any!value!other!than!0!will!enable!the!PID!adjustment!
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The!aforementioned!settings!are!summarized!in!the!table!below:!!
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Simbolo!
ON-OFF!
PID!
Proportional!Band!
PB!
!If!is!set!to!0!it!will!enable!ON-OFF!
PB!>!0!–!proportional!band!PID!
Integral!Time!
Ti!
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Integral!Time!PID!
Derivative!Time!
Td!!Derivative!Time!PID!(Td=-1!automatic!Td=!Ti/4)!
Positive!Hysteresis!
HSO!
>!0.1°C!
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Negative!Hysteresis!
HSU!
<!0.1°C!
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Output!Time!od!Cycle!
Tc!
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From!0!(zero)!to!999”!
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1TT!–TIMER!+!TERMOREGOLATORE!-!Reference!Manual!!-!Pag.!3!di!7!
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Manual modes (pulse generator)
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The!instrument!has!two!manual!modes!that!exclude!the!control!algorithms!and!run!the!control!elements!at!constant!
power:!
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Manual!mode!always!on!(also!with!temperature!probe);!
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Manual!mode!only!when!there!is!an!error!with!the!temperature!probe.!
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Select!manual!mode!(always!on)!by!selecting!the!parameter!MAN!=!1!(the!MPE!parameter!is!ignored).!
To!select!manual!mode!only!when!there!is!an! error!with!the!tem perature!probe! by!selecting!the!parameter!MAN!=!0!
and!MPE!=!1.!
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In!both!cases!the!p e rc e n ta g e!of!activation!control!output!is!set!via!the!OUT!parameter!(percentage!of!the!cycle!time!
normally!used).!!
Table!(summary):!
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MAN!
MPE!
Manual!mode!always!on!
1!!Manual!mode!in!case!of!error!of!probe!
0!
1!
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Versions with front display
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