Identifying Process Air Temperature Controller LED Indicators
| Indicator | Name |
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PV | Process Value |
| During normal operation, the process value (PV) | |||
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| Numeric LED |
| numeric LED indicator displays the process |
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| temperature at the To Process thermocouple. It | ||
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| also lists parameters during setup and error |
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| messages if any errors occur. |
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SV | Set Value | During normal operation, the set value (SV) | ||||
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| Numeric LED | numeric LED indicator displays the process set | |
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| point temperature selected for the dryer. The dryer | ||
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| then maintains this set point temperature. This | |
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| LED indicator also displays parameter and | |
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| function values during configuration setup. | |
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OUT1 | Out 1 LED |
| Lit when Control Output 1 is on. The Out1 | |||
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| indicator lights when the controller signals the |
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| process heaters to be energized. |
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OUT2 | Out 2 LED |
| Lit when Control Output 2 is on. Not used in | |||
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| this application. |
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| AT | AT LED |
| Flashes during | ||
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| screen. |
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| Indicator | Name |
| Description | ||
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ALARM1 | ALARM 1 LED |
| Lights in the Operation Indicator Section when | |||
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| the output function assigned to auxiliary output |
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| 1 turns on. The ALARM1 indicator lights when |
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| the process temperature exceeds the set point |
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| temperature by more than the alarm deviation |
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| value. |
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| Identifying | Temperature Controller Keys | ||||
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| Indicator | Name |
| Description | ||
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| Mode Key |
| Press the Mode key to shift the display to the next |
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| set of parameters. The menu screen displays. |
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| Down Key | Press the Down arrow key to lower the process air | |
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| set point temperature. During setup, it lets you |
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| decrease the value of the parameter displayed on |
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| the set point LED readout. |
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| Up Key |
| Press the Up arrow key to raise the process air set |
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| point temperature. During setup, it lets you |
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| increase the value of the parameter displayed on |
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| the set point LED readout. |
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15, 30, & 60 cfm Compact Dryers | 22 |