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Distillation column reflux control two loops in one UDC 6300.
Additional Features
❑ ACCUTUNE adaptive tuning
❑ Transmitter power
❑ Output override
❑ Second current output
❑ Communications interface
❑ Direct TC or RTD input
❑ Dual-loop control/Internal cascade
Boiler drum level control – cascade plus feedforward.
Addressing Your Needs Today and Tomorrow
The modular design of UDC 6300 saves you money because it allows you to purchase only the power required for
your application. The controller can be easily and economically upgraded if your needs should change tomorrow.
❑ Math functions
– Input/output characterization
– Deadtime
– Totalization
– Gain scheduling
– 5 logic blocks
❑ Digital inputs and outputs
❑ Pulse inputs
Standard Features
❑ Compact, shallow depth ❑ Selectable scan rate
❑ Feed forward control ❑ Square root, ratio, bias, digital filtering
❑ 3 local setpoints ❑ 4 analog inputs
❑ Remote setpoints ❑ PV Hot Start
❑ 2 sets of tuning constants ❑ Configurable ID tag
❑ Configurable security code ❑ Multilingual prompts
❑ CE Mark compliant ❑ Setpoint ramp rate
❑ Configurable fail-safe output ❑ Configurable output rate limit
❑ Alarm indication and acknowledgement
One UDC 6300 provides control plus mass flow compensation.
Metered fuel/air ratio.
LT
TT
DISTILLATE
CV1CV2
REFLUX
TIC LIC
PV1 PV2
UDC 6300
M FE
FEEDWATER FLOW
INTERNAL
CASCADE
LOOP 1
LOOP 2
FE
STEAMFLOW
LT
IN 1
IN 3
IN 2
FEEDFORWARD
UDC
6300
PID
R/B
PID
STEAM
DRUM
FT
FT
AIR
FUEL
PV RSP
FURNACE
UDC 6300
DP X P
T
K
PV
FIC
TTPTFT
CV
GAS FLOW