Record Speed; Alarm Check; Scale Set; Trnd Message - Omega RD8800 User Manual

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Chapter 4 Operation

4.2.3.6 Record speed

The Record speed is the rate at which data is stored to disk/card irrespective to the rate at which it is
displayed on the chart. There are two Record speeds for each channel or point: Low or High. The actual
Low and High Record speed values are set in the PROGram, Record Setup, Record Rate menu option
(Section 5.7.6). These rates can also be changed via an external event (Section 5.9.2.6).
To change the Record speed:
From the Function menu use the UP (↑ ↑ ↑ ↑ ↑ ) or DOWN (↓ ↓ ↓ ↓ ↓ ) button to highlight Record speed and then press
the ENTER button. Use the UP (↑ ↑ ↑ ↑ ↑ ) or DOWN (↓ ↓ ↓ ↓ ↓ ) button to highlight speed= LO or speed= HI and then
press the ENTER button. Press the EXIT button to return to the Function menu.

4.2.3.7 Alarm check

The Alarm check function controls whether or not the unit checks for Alarms. When checking for Alarms,
the unit will compare a point's value to the programmed low or high Alarm setpoint values (see Section
5.6.5.10). The Alarm/Event Data Window shows the current Alarm check status. If the Alarm checking is
set to YES, the ACKnowledgment button will flash in the upper left corner until the user acknowledges the
Alarm. Alarms will not be checked unless the Alarm Check option is set to YES.
To change the Alarm check status:
From the Function menu use the UP (↑ ↑ ↑ ↑ ↑ ) or DOWN (↓ ↓ ↓ ↓ ↓ ) button to highlight Alarm check and then press the
ENTER button. The current Alarm status will be displayed as either almchk=YES* or almchk=NO*.
Press the YES or NO button to change the status to the desired option and then press the ENTER button
to return to the Function menu.

4.2.3.8 Scale set

Two sets of 8 scales (A-H) can be programmed (see Section 5.5.2), but only one of the two sets can be
active at any given time. The Scale set menu option is used to select the active Scale set as 1 or 2.
To select a Scale set:
From the Function menu use the UP (↑ ↑ ↑ ↑ ↑ ) or DOWN (↓ ↓ ↓ ↓ ↓ ) button to highlight Scale set and then press the
ENTER button. Use the UP (↑ ↑ ↑ ↑ ↑ ) or DOWN (↓ ↓ ↓ ↓ ↓ ) button to highlight scaleset= 1 or scaleset= 2 and then press
the ENTER button. Press the EXIT button to return to the Function menu.

4.2.3.9 Trnd message

This menu option is used to manually print one of the six pre-programmed Event messages (see Section
5.9.3) to the Alarm/Events Window and Alarm file.
To select an Event Message:
From the Function menu use the UP (↑ ↑ ↑ ↑ ↑ ) or DOWN (↓ ↓ ↓ ↓ ↓ ) button to highlight Trnd message and then press
the ENTER button. Use the UP (↑ ↑ ↑ ↑ ↑ ) or DOWN (↓ ↓ ↓ ↓ ↓ ) button to display the desired Event message and then
press the ENTER button to return to the Function menu.
Page 4-8
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