Operation 7
3.1.2Starting a Batch
To start the process the RUN key is pressed. The Run LED will light and the instrument will begin to totalize from zero or, if programmed to count down, the display will decrement from the batch quantity.
The batcher has two control relays which are energized and de- energized as described in Section 3.2.
3.1.3Stopping
The process can be stopped at any time by pressing the STOP key. Once the process has been interrupted in this way, it can be continued by pressing the RUN key or the process can be aborted and the instrument reset by pressing the STOP key a second time.
When the process is interrupted, the STOP LED will flash to prompt the operator to either restart or abort the batch.
3.1.4Resetting
The instrument can be configured to reset in one of two ways.
∙At the end of a batch, the STOP key must be pressed to reset the Batch Total. If the instrument is configured to count down, the Batch Total will then reset to the preset quantity. If it is configured to count up, the Batch Total will clear to zero.
∙If Auto Reset is configured on, the Batch Total will automatically reset when the RUN key is pressed to start the next batch.
3.1.5Displayed Information
The display will normally show the Batch Total which is the total count for the current batch and is reset on each new batch.
The DISPLAY key can be used to display the following additional information:
Rate
On the first press of the DISPLAY key, the display shows RATE for one second followed by the flowrate.
