Watlow SD Series User Manual page 5

Pid controller/pid profiling controller
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Features and Benefits
INFOSENSE
™ Technology
Improves sensor accuracy by a minimum of 50%.
User Definable Menu System
Simplifies operator interface
User Definable Default Settings
Restores to user defined controller settings
™ Software
WATVIEW
Operation, configuration and data logging with a
®
standard Windows
Infrared Communications
Facilitates controller setup, operation and moni-
toring.
Up to three outputs (1/32 DIN two outputs only)
Application versatility.
Configuration flexibility.
Dual Displays on all models
Better monitoring of process changes.
Ramp to Set Point
Controls the rate of temperature changes.
Profiling (ramp and soak) Capability
4 Profiles with 10 steps each
Profiles can be linked together
wait-for Process
Guaranteed Soak
Programmable Event Outputs
Customer/OEM Profile save/restore
Available in an FM-approved limit version.
How to use the Series SD controller
Before you use your Series SD controller, it must be
installed and configured correctly. The setup steps you
need to perform will depend on how you will use
it.
If you purchased the controller to design into
your products:
You will need to do the first three steps and maybe
some of the fourth step. Some wiring, such as the final
wiring of a communications connection or an alarm out-
put for signaling an external device, might be left to the
end user. In highly specialized applications with little
variation in operation and heat load, the OEM might
configure almost all the parameters.
If you purchased the controller to design and in-
stall into new equipment for your own use or to
retrofit into existing equipment:
You will need to complete all four steps.
If you purchased the controller installed in equip-
ment designed around it:
You will probably only need to do the fourth step. In
some instances, you may need to wire it for serial com-
munications and/or an alarm output. Some serial com-
munications parameters on the Setup Page may need to
be changed.
Wat lo w Se rie s S D
PC.
Step 1: Mount and install the controller.
The Series SD controller is designed to be panel
mounted in a standard DIN opening. The Series SD is
available in 1/32 DIN, 1/16 DIN, 1/8 DIN-horizontal,
1/8 DIN-vertical and 1/4 DIN sizes. Cut the correct size
hole into the panel and mount the controller, using its
mounting brackets. See the Install and Wire chapter
for details on installation and mounting.
If you retrofit the Series SD controller into an exist-
ing application, you may need to modify an existing
opening, either by cutting it larger for a larger control-
ler or using a Watlow adapter plate to adapt it to a
smaller controller.
Step 2: Wire the controller.
The controller will need to have its power, input
and output wiring installed. The wiring depends on the
specific model number of the Series SD controller. The
dimension illustrations in the Install and Wire chapter
show the location of the model number on each DIN
size. Use the model number to determine which wiring
diagrams to follow for your controller. See the Install
and Wire chapter for wiring details.
Step 3: Configure the Setup Page.
Setup Page parameters tell the controller what in-
put and output devices are wired to the controller and
how the controller should function. Without the proper
Setup Page settings, the controller will not operate or
could operate erratically. Since these settings require
detailed knowledge on the wiring and operation of the
equipment, the OEM or the designer normally pro-
grams these parameters. Some settings, such as the
baud rate or controller address, are Setup Page param-
eters, but would probably be set by the end user.
These settings should be recorded for future refer-
ence. The settings can also be stored using the [Usr; S ]
parameter, on the Factory Page. For saving and restoring
parameters, see the Features chapter. For details on con-
figuring the Setup Page, see the Setup Page chapter.
Step 4: Configure the Operations Page.
The Operations Page contains the parameters that
the equipment operator may need to set or change from
time to time. This includes calibration offset, autotune,
PID parameters and alarm set points. In some cases the
OEM manufacturer may set most of these parameters
because the equipment operates with little variation. In
equipment where demands could vary significantly, the
OEM may leave parameter adjustments to the end user.
The Operations Page on the Series SD controller is
customizable so that only the parameters that the opera-
tor may need to use will appear in the display. Settings
that won't need to be adjusted can be hidden from the
operator, using the Programming Page. For more details
on the Programming Page, see the Features chapter.
For details on configuring parameters in the Opera-
tions Page, see the Operations Parameters Tables. Once
you have verified the controller is operating properly, be
sure to document all of your parameter settings. Each
parameter table has a settings column for you to
write in your values.
3
Chapter 1 Ov e r v i ew

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