Omega Engineering RD8900 user manual An example of Math

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An example of Math

Three AI analog inputs and one Math channel. Set up a Math channel after setting up three analog inputs. In Channel mode as 4.1 Channel, press Math key to get into Math channel. Define the Name, Description, Enable Type, define Log Speed, Log Method, and do Math Expression / Equation. Then, select Display mode as 4.2 Display. Define mode, Trend Direction, Background color. If Pens 1, 2, 3 have been used for three analog inputs, then select Pen 4 to be used for Math. Press Enter key under Channel column of Pen 4, then select MATH1. Define Color, Width of trend, DisplayHi and DisplayLo. Press Back key twice to return to the beginning of display all configurations will be memorized. Then the Math starts working.

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Contents Paperless Recorder RD8900 Safety ContentsSystem Info Protective Earth DC Supply Safety Notes and Precautions SafetySafety Symbols Static Electricity To replace the power-line fuseGeneral Description Unique features of recorderExpandable Input and Output Cards CommunicationInfrared Detector IR Detector Storage Media CF CardData Security Ordering codes and accessories Ordering codes RD8900 耟- 耟- 耟 Description AccessoriesPower SpecificationsDisplay MemoryStandard Ethernet Communication Digital Input Card DI181Comm Module CM181 Approval Standards Infrared DetectorEnvironmental & Physical Installation Installation and wiringUnpacking Panel mounting stylePage Bench top / Portable style Page Page Page Figure耟2 Analog input card part numbers AI181, AI182, AI183 Setup input, output & 24VDC power supply cardsVDC 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 Soft keys Basic OperationHistory ModeEvent Event/AlarmReport StatusExit Clear DumpOperate ShutdownPage Configuration Channel Event ScalePage Display Page Timer Tools Timer, Counter & TotalizerCounter Totalizer Totalizer Timer1Timer2 StorageMedia InstrumentInstrument Ethernet CommunicationRS-232, RS-485 Clock System Info Demo Configuration examplePC software Observer I Set upHardware requirements PC Software manual HelpPage How to use PC software Page Expressions on recorder Mathematics Functions MathematicsMath Expressions and an example An example of Math Omega Engineering, INC