AMETEK 2120 PLC Interface Module - Manual (Page 37)

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Installation and Programming Manual
Chapter 4: Programming
33
used for the Position Hold dwell time. The position hold dwell time is the amount of time
the monitor continues to hold the displayed position after the auxiliary input is released (or
activated, depending on the input’s programmed state). To enable or disable the Position Hold
function, perform the following steps:
1. Select the function key.
The monitor displays “F-----”
2. Enter function number 15. Select the enter key.
The monitor displays the function’s current value.
3. Enter either 0, 1, or 2. Select the enter key.
NOTE: The default time for the position hold dwell may be too long for your application. To
change this value for your application, perform the following steps.
4. The default value for the position hold dwell time function is 5.00 seconds. To
change this value, select the function key.
The monitor displays “F-----”
5. Enter function number 12. Select the enter key.
The monitor displays the current value for the position hold dwell time. This
value is in seconds.
6. Enter the new dwell time. Select the enter key.
NOTE: The Position Hold function only holds the position on the monitor’s LED display.
Internally, the position, upper and lower limit relays, digital and analog outputs are
continually being updated. In addition, the auxiliary LED can be used to indicate when
a position hold occurs. However, this LED must be selected for this feature. To enable
this LED, see Auxiliary LED.
Auxiliary LED (16)
The Auxiliary LED function is used to enable the monitor’s auxiliary LED. This LED is
currently used to indicate that the position hold input is active. (For more information, see
Position Hold). Either 0 or 1 can be programmed in this function. Entering 0 will disable the
LED. Entering 1 will enable the LED to turn on when a position hold occurs. The default for
this function is 0. To enable or disable the auxiliary LED, perform the following steps:
1. Select the function key.
15
Enter either 0,
1, or 2
Enter new
dwell value
12
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