Watlow 12LS Controller User Manual download pdf (Page 59)

4-26

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¦ NOTE: If the channel is operating as a single output¦

¦loop (ref. 4.5.3) all prompts for the COOL output ¦

¦data are suppressed. When the last HEAT output var- ¦

¦ iable is programmed (OUTPUT LIMIT TIME) the display ¦

¦ will return to the SETUP LOOP OUTPUTS? prompt. ¦

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4.5.4.1 OUTPUT TYPE

The first menu for either heat or cool outputs is that which allows programming of the output type.

The bottom line of the display will appear as:

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¦ ¦

¦ TYPE ? xxx ¦

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Press YES to select the menu or NO to advance to the next menu.

Press UP and DOWN to step through the output type choices.

Press ENTER to store the output type or BACK to return to the SETUP LOOP OUTPUTS main menu prompt.

Refer to

Table 4-5

for details of the output types available.

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¦ TABLE 4-5. OUTPUT TYPES ¦

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¦ Display ¦ Output Type ¦ Definition ¦

¦ Code ¦ ¦ ¦

|---------¦--------------------¦-------------------------------¦

¦ TP ¦ Time Proportioning ¦ Percent output is converted ¦

¦ ¦ ¦ to a percent duty cycle over ¦

¦ ¦ ¦ the programmed cycle time. ¦

¦ ¦ ¦ (Ref. section 5.1.10) ¦

¦ ¦ ¦ ¦

¦ DZC ¦ Distributed Zero ¦ Output on/off state calculated¦

¦ ¦ Crossing ¦ for every AC line cycle. (Ref.¦

¦ ¦ ¦ section 5.1.11) ¦

¦ ¦ ¦ ¦

¦ ON/OFF ¦ On / Off ¦ Output either full ON or full ¦

¦ ¦ ¦ OFF. (Ref. section 5.1.3) ¦

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Watlow 12LS Controller User Manual Page 59