Bacharach H25-IR manual Maintenance, Diagnostics Menu, Sensor Data

Page 41

H25-IR

Maintenance

 

 

5 Maintenance

5.1 Diagnostics Menu

The Diagnostics menu provides information about the instrument’s operation that will be useful to service technicians for the purpose of troubleshooting various fault conditions.

To display the Diagnostics menu, first press both the ENT and ESC buttons on either the instrument’s front panel or Smart probe at the same time to display the Main menu. Next, use the Up and Down buttons to highlight “DIAGNOSTICS” and then press ENT to display the Diagnostics menu.

Main Menu:

SYSTEM

 

LOG

 

SETUPS

 

CAL DATA

Diagnostics Menu:

DIAGNOSTICS

SENSOR DATA

LAST FAULT

IR EMITTER

PRESSURE

5.1.1 Sensor Data

The Sensor Data screen provides information about the sensor’s operating parameters and its surrounding environment. When contacting the Bacharach Service Department, the operator may be asked to provide this information to help in the troubleshooting process.

To display the Sensor Data screen, first display the Diagnostics menu as described in Section 5.1. Next, use the Up and Down buttons to highlight “SENSOR DATA” and then press ENT.

Sensor Data Screen Information:

LR

Measured Leak Rate

FAULT

Current Numerical Fault Code (refer to Section 5.1.2 Last Fault)

OPEN/CLOSED .... Measure / Search Flow Rate Valve Position

DET

Detector Voltage

N

Detector’s Output Noise Factor (with no gas detected)

Z

Stored Zero Voltage of Detector

DET

Detector Temperature

SPPM

PPM Corrected to Standard Pressure and Temperature

BOX

Enclosure Temperature

M

Manifold Pressure

AMB

Ambient Pressure

MPM

Moles Per Minute

AU

Average Optical Absorbency Unit of Gas being detected (0 = no gas)

PPM

Parts Per Million value of the Current Detected Gas Level

UML

Absolute Concentration of Gas in Micro Moles per Liter

Instruction 3015-4342

37

Image 41
Contents Infrared Refrigerant Gas Leak Detector H25-IRRegister Your Warranty by Visiting WarrantyTable of Contents Parts and Service Hazard Symbols Safety PrecautionsAC Power and Grounding IntroductionExplosive Atmosphere CleaningWorking Inside the Instrument Misuse and Modifications to Instrument Case of MalfunctionUnpacking and Initial Checks Ordering InformationFeatures and Capabilities Leak Rate = Flow Rate x Gas Concentration Functional OverviewFront View Names and Functions of ComponentsRear View Interior Standard Probe with LED and Programmable Pushbutton Standard ProbeSmart Probe Smart Probe Keylock Function System Menu Menu SystemConnecting the AC Power Cord Connecting the ProbePreparing for Operation Turning on the InstrumentMain Menu System Setup Menu System SetupGas Type Leak Units4 4-20 mA Loop RelaysReset Defaults Pchk ModeBrightness ClockRange Configuring the Setups FunctionSetup Name Setpoint Feedback ModeSearch Auto Zero CalibrationExternal Relay Connections Typical Relay 1 Wiring4-40 mA Current Loop Connection MA Current Loop ConnectorPreparing for Operation H25-IR Selecting Internal or External Calibration CalibrationInternal Calibration Selection Calibration Data MenuExternal Calibration Selection and Setup Internal Calibration CALExternal Calibration Material Required ProcedureCAL Factor Improving PPM Measurement Accuracy using the CAL Factor Restoring Factory Calibration Adjusting the CAL FactorCalibration H25-IR Power Using the H25-IRInitial Setup OperationRange Selection Setup SelectionSearching for a Leak Volume AdjustmentMeasuring the PPM Level Measuring the Leak RateLog Menu Logging Measured ReadingsWorking with Logged Measurements Clearing the Log What is PCHK? What to Do when a Fault OccursDiagnostics Menu RS-232 CommunicationOperation H25-IR Sensor Data MaintenanceDiagnostics Menu Last Fault IR Emitter Factory MenuPressure Factory Factory MenuLeak Rate Auto GainLeak Gas Leak TempSensor Cal Leak TempcoFirmware Model SelectProbe Type Items Required Flashing MemorySelect Setup Communications Select File Load Flash Image Removing the Top Cover Part ReplacementProbe Tip Filter & O-Ring Replacement Fuse ReplacementInternal Filter Replacement Replacement Parts Parts and ServiceUnited States Service CentersCFCs, HCFCs, HFCs and Halogens SpecificationsSpecifications H25-IR Continuous Appendix a Factory DefaultsAppendix a H25-IR H25-IR Appendix a Headquarters Hunt Valley Circle, New Kensington, PA