DigitalFlow™ DF868 Multipurpose Ultrasonic Liquid Flowmeter Programming Manual (2-Channel) 35
Chapter 1. Programming Site Data
The OPTN Option
The Model DF868 has two built-in analog outputs, which are assigned to Slot 0. Also, a variety of option cards may be
installed in the six expansion slots. See Chapter 1, Installation, of the Startup Guide for a complete description of the
available option cards.
Note: For this discussion, Slot x will be used to reference any of the specific expansion slots (Slot 1 - Slot 6).
Refer to the menu map in Figure 13 on page 100, and complete the following steps to setup and/or scale the Model
DF868’s analog inputs and outputs:
1. To enter the GLOBAL menu, press [F3]=GLOBL.
2. To enter the I/O submenu, press [F3]=I/O.
3. At the I/O screen, press [F2]=OPTN.
4. Use the [
and [ and the [F1]-[F4] keys to select the desired Slot Number. (Only those slots which contain an
option card will appear on the option bar.)
Note: If the number of a slot with an installed option card does not appear, the card may not have been initialized
or it may be defective. Call the factory for assistance.
Proceed to the appropriate section for programming instructions specific to the type of input or output selected
above.
Slot X Analog Outputs
Complete the following steps to set up the Slot X analog outputs:
1. Use the [
and [ and [F1]-[F4] keys to select the desired Output.
Note: The set up of output A is used as an example. Identical procedures would be used to set up output B.
2. Press [F1]=OFF to disable output A and return to the previous prompt, or press [F2]=0-20mA or [F3]=4-20 mA to
specify the desired range for output A.
3. Use the [
and [ and [F1]-[F4] keys to select a Channel option for the data source, as shown in Table 20.
Table 20: Channel Options
Option Description
CH1 Channel 1
CH2 Channel 2
SUM CH1+CH2
DIF CH1-CH2
AVE (CH1+CH2)/2
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