YOKOGAWA UT55A - Page 28

1-3
IM 05P01C31-01EN
Introduction to Functions
1
Auxiliary Analog Input
TwoauxiliaryanaloginputscanbeusedseparatelyfromPVinput(PV)andremoteinput
(RSP).
► Chapter7Input(PV,Remote,andAuxiliaryAnalog)Functions
RetransmissionOutput
RetransmissionoutputoutputsaPVinputvalue(PV),targetsetpoint(SP),controloutput
value (OUT) and the like as an analog signal to, for example, the recorder.
► Chapter10Output(ControlandRetransmission)Functions
Current
External device such as recorder etc.
UT55A/UT52A
Contact Input
Up to 23 contact inputs can be incorporated. The operation modes can be switched.
PID control and sequence control can be performed simultaneously using the ladder
sequence function.
The contact input can be specified with other suffix codes. For details, see the table of
Model and Suffix Codes.
► Chapter12ContactInput/OutputFunctions
ContactOutput
Up to 23 contact outputs can be incorporated. Contact output can output events such as
alarms.
PID control and sequence control can be performed simultaneously using the ladder
sequence function.
The contact output can be specified with other suffix codes. For details, see the table of
Model and Suffix Codes.
► Chapter11AlarmFunctions
24VDCLoopPowerSupply
24VDClooppowersupplycanbesuppliedto2-wiretransmitter.
► 17.4.1024VDCLoopPowerSupplyWiring
2-wire transmitter
UT55A/UT52A
1.2Input/OutputFunction