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Delta DTB4824 User Manual page 6

Dtb series open-type temperature controller
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Heating/Cooling
or
control cycle setting
(Set in PID control mode)
Press
Control cycle setting
of 2nd output group
(Set in PID control and Dual Loop
output control mode)
Press
P value of 1st & 2nd output group
during dual loop output control
P value of 2nd output group =
(P value of 1st output group)
Press
Dead Band (Set in Dual Loop
output control mode)
Press
Switch setting for feedback
signal of valve. (Display when
valve control is ON)
Press
Automatically regulate
feedback value.
(Display when valve control is ON)
Press
Press
Time setting for valve from
full close to full open. (Display when
valve control is ON)
Press
Valve Dead Band setting.
(Display when valve control is ON)
Press
Press
Upper-limit regulation of
valve output with feedback to
controller. (Display when valve
signal feedback function is ON)
Press
Lower-limit regulation of
valve output with feedback to
controller. (Display when valve
signal feedback function is ON)
Press
Regulate temperature
deviation value
Press
Regulate upper-limit of analog
output value
(The setting display when analog output)
Press
Regulate lower-limit of analog
output value
(The setting display when analog output)
Press
to return to auto-tuning mode
(This parameter is available only when
ALA1 function enables)
Press
(This parameter is available only when
ALA2 function enables)
Press
Lower-limit alarm 2
(This parameter is available only when
ALA2 function enables)
x
Press
Upper-limit alarm 3
(This parameter is available only when
ALA3 function enables)
Press
Lower-limit alarm 3
(This parameter is available only when
ALA3 function enables)
Press
Setting lock mode
Press
Display and adjust output value
of 1st output group
(Display in PID control mode and manual
RUN mode)
Press
Display and adjust output value
of 2nd output group
(Display in dual loop PID control mode and
manual RUN mode)
Press
In case of using an external CT,
the controller displays the current
value being measured by CT, if
the control output is ON
Press
to return to set target temperature
(Display when valve feedback
function is ON)
Press
DA value feedback of valve.
(Display when valve feedback
function is ON)
Press
Lower-limit alarm 1
Upper-limit alarm 2
Valve output with feedback.
Back to target temperature
5
Select heating/cooling control
or dual loop output control
Press
Alarm 1 mode setting
Press
Alarm 2 mode setting
Press
Alarm 3 mode setting
Press
Set system alarm
Press
Communication write function
enable/disable
Press
ASCII, RTU communication
format selection
Press
Communication address
setting
Press
Communication baud
rate setting
Press
Data length setting
Press
Parity bit setting
Press
Stop bit setting
Press
to return input type setting

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