Omega Engineering RD8900 user manual Mode, History

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3.2 Mode

Mode defines the type of display. Options are Mix, Trend, Bar or Digital mode.

Mix: The display default is Mix mode. Several modes can be mixed together including horizontal/ vertical trend, bar and digital modes.

Trend: Press Mode key, to display Trend mode. This is measured data trend in real time. The same page/display may have a maximum of 6 trends in different colors. The user may define each color, details in 4.2 Display.

Bar: Press Mode key again, to display bars in different colors. The scale of each bar can be defined individually, details in 4.2 Display.

Digital: Press Mode key again, to display digits in different colors. Press Mode key again, to return to the original Mix mode.

3.3 History

Press History key, to display historical trend. Press directional keys ← → to move backward or forward. Press Zoom key to zoom in the time scale. It may be zoomed in for 9 minutes, 1 hour, 12 hours, one day or one week. Press Back key to return to the original display.

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Contents Paperless Recorder RD8900 Contents SafetySystem Info Safety Symbols SafetyProtective Earth DC Supply Safety Notes and Precautions To replace the power-line fuse Static ElectricityUnique features of recorder General DescriptionExpandable Input and Output Cards CommunicationData Security Storage Media CF CardInfrared Detector IR Detector Ordering codes and accessories Ordering codes RD8900 耟- 耟- 耟 Accessories DescriptionSpecifications PowerDisplay MemoryComm Module CM181 Digital Input Card DI181Standard Ethernet Communication Environmental & Physical Infrared DetectorApproval Standards Installation and wiring InstallationUnpacking Panel mounting stylePage Bench top / Portable style Page Page Page Figure耟2 Setup input, output & 24VDC power supply cards Analog input card part numbers AI181, AI182, AI183VDC auxiliary power supply card AP181 Wiring for the cards Figure耟2 Digital output card DO181 Figure耟2 VDC auxiliary power supply card AP181 RS-232, RS-422, RS-485 wiring Installation of Compact Flash CF card Basic Operation Soft keysMode HistoryEvent/Alarm EventExit StatusReport Dump ClearOperate ShutdownPage Configuration Channel Scale EventPage Display Page Tools Timer, Counter & Totalizer TimerCounter Totalizer Timer2 Timer1Totalizer Instrument InstrumentStorageMedia RS-232, RS-485 CommunicationEthernet Clock System Info Configuration example DemoSet up PC software Observer IHardware requirements PC Software manual HelpPage How to use PC software Page Math Expressions and an example MathematicsExpressions on recorder Mathematics Functions An example of Math Omega Engineering, INC