Watlow D4T Data Logger
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Chapter 4 Application Examples
Chapter 4: Application Examples
4
Applications
This chapter contains the basic instructions for configuring sample applications. Refer to
Chapter 5 for detailed descriptions of the function blocks and parameters.
Process Alarm
In this example Universal Input 1 on module 1 measures the temperature of a chamber or
oven with a thermocouple. Alarm 1 monitors the temperature from the universal input
which is also used by the control loop as feedback for heat control. When the temperature
goes outside the normal range defined by the user-adjustable, alarm set points, output 1 on
module 4, a form C relay energizes an audible alarm and an indicator lamp to get the opera-
tor’s attention.
Function Block Diagram