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Split output control
The CM30 can also be configured to perform split output
control, for example, when both heating and cooling of a single
process is required.
Fig. 10: Split output control example
Remote auto / manual switching
In addition to switching via the front panel, the CM30 can be
switched between automatic and manual control mode using
an external signal. When switched to manual mode via a digital
signal, the value of the control output can be preset, for
example, to fully open a control valve automatically during a
cleaning cycle.
FT
Fig. 11: Remote auto / manual switching
PV
TT
O/P 1
O/P 2
Steam
Water
External setpoint selection
The CM30's control setpoint can be selected via external
digital signals, for example, simplifying operation by selecting
different setpoints using external push buttons.
Fig. 12: External setpoint selection
Run
Clean
ControlMaster CM30 | Universal process controller,
200 °C (392 °F)
150 °C (302 °F)
100 °C (212 °F)
50 °C (122 °F)
DIN | DS/CM30–EN Rev. L
7
1
/
4
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