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Bacharach H25-IR manual System Setup, Gas Type, Leak Units, R134A, Oz/yr

Models: H25-IR

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2.4 System Setup

Preparing for Operation	H25-IR

2.4 System Setup

When shipped from the factory, the H25-IR has been configured according to its part number as described in Appendix “A”. To change any of the instrument’s system parameters, first enter System Setup by pressing 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 “SYSTEM”, and then press ENT to display the System Setup menu.

Main Menu:	System Setup Menu:
SYSTEM	System Setup Menu:
LOG	GAS TYPE
SETUPS	LEAK UNITS
CAL DATA	RELAYS
DIAGNOSTICS	LOOP
	BRIGHTNESS
	CLOCK
	PCHK MODE
	PROBE BUTTON
	RESET DEFAULTS

From the System Setup menu, use the Up and Down buttons to highlight the desired function. Press ENT to select that function and display its setup screen. Then perform the appropriate system setup procedure as described in Sections 2.4.1 thru 2.4.9.

2.4.1 Gas Type

GAS TYPE

<

R134A

R401A

R402A < R402B

The GAS TYPE function displays a list of gases that the instrument is programmed to monitor. Refer to Section 7 Specifications for a complete list of these gases.

Use the Up and Down buttons to highlight the desired gas. Press ENT to save the selection.

2.4.2 Leak Units

LEAK UNITS

Oz/yr

g/yr

mL/s

PaM/s ppm

The LEAK UNITS function displays a list of leak rate units of measure that the instrument is capable of displaying. Leak rates can be displayed in units of ounces/year (Oz/yr), grams/year (g/yr), milliliters/second (mL/s), Pascal Meters3/second (PaM/s), or parts per million (ppm).

Use the Up and Down buttons to highlight the desired leak units. Press ENT to save the selection.

12	Instruction 3015-4342

Image 16

Bacharach H25-IR manual System Setup, Gas Type, Leak Units, R134A, Oz/yr

Contents

Infrared Refrigerant Gas Leak Detector Operation & MaintenanceH25-IR InstructionWARRANTY Register Your Warranty by VisitingTable of Contents 1 Introduction2 Preparing for Operation 3 CalibrationMaintenance Parts and ServiceSpecifications Operation1.2 Safety Precautions 1.2.3 Hazard Symbols1.2.4 AC Power and Grounding 1 Introduction1.2.9 Cleaning 1.2.5 Explosive Atmosphere1.2.6 Working Inside the Instrument 1.2.7 Misuse and Modifications to Instrument1.3 Ordering Information 1.4 Unpacking and Initial ChecksCode Description1.5 Features and Capabilities 1.6 Functional Overview Leak Rate = Flow Rate x Gas Concentration1.7.1 Front View 1.7 Names and Functions of ComponentsFront Panel Buttons H25-IR 1.7.2 Rear View 1.7.3 InteriorIntroduction Introduction 1.7.4 Standard ProbeH25-IR 1.7.6 Smart Probe 1.7.7 Smart Probe Keylock FunctionH25-IR IntroductionIntroduction 1.8 Menu SystemH25-IR 2.1 Connecting the Probe 2.2 Connecting the AC Power Cord2 Preparing for Operation 2.3 Turning ON the Instrument2.4 System Setup 2.4.1 Gas Type2.4.2 Leak Units R134A2.4.3 Relays 2.4.4 4-20mA Loop1 = NOT USED CLOSE AT LOG LIMIT2.4.9 Reset Defaults 2.4.5 Brightness2.4.6 Clock 2.4.7 PCHK Mode2.5.1 Setup Name 2.5 Configuring the SETUPS Function2.5.2 Range 2.5.3 Gas Type 2.5.4 Feedback Mode2.5.5 Setpoint CONTINUOUS2.6 Calibration 2.5.6 Search Auto Zero2.7 External Relay Connections Typical Relay 1 Wiring2.8 4-40mA Current Loop Connection 4-20mA Current Loop ConnectorH25-IR Preparing for OperationInstruction 3 Calibration 3.1 Selecting Internal or External Calibration3.1.1 Internal Calibration Selection INTERNAL3.1.2 External Calibration Selection and Setup EXTERNAL0.00 0.893.2 Internal Calibration 0.89 3.3 External CalibrationCalibration H25-IRProcedure 3.4 CAL FactorMaterial Required Calibration H25-IR3.4.3 Adjusting the CAL Factor 3.5 Restoring Factory CalibrationH25-IR CalibrationInstruction 4.2 Using the H25-IR 4.2.1 Power4.2.2 Initial Setup 4 OperationSETUP NO 4.2.4 Setup Selection4.2.3 Range Selection 4.2.5 Volume Adjustment 4.2.6 Searching for a Leak4.2.7 Measuring the Leak Rate 4.2.8 Measuring the PPM Level2.80SM MEASR1 38.0SM MEASR14.2.10 Working with Logged Measurements 4.2.9 Logging Measured Readings4.2.10.1 Viewing Logged Measurements 4.2.10.4 Setting the Log Limit 4.2.10.2 Clearing the LogOperation H25-IR4.3 What to Do when a Fault Occurs 4.4 What is PCHK?4.5 RS-232Communication Diagnostics MenuH25-IR OperationInstruction 5 Maintenance 5.1 Diagnostics Menu5.1.1 Sensor Data Sensor Data Screen InformationMaintenance 5.1.2 Last FaultH25-IR 5.1.3 IR Emitter 5.2 Factory Menu5.1.4 Pressure 5.2.1 Auto Gain 5.2.2 DIGIPOT5.2.3 Leak Rate 5.2.4 Leak Gas5.2.6 Leak TEMPCO 5.2.7 Sensor Cal5.2.7.1 Pressure Sensor Calibration Screen PRESSURE5.2.8 Model Select 5.2.9 Probe Type5.2.10 Firmware 5.2.7.3 Box Temperature Calibration ScreenProcedure 5.3 Flashing MemoryItems Required Click OK Click Open 5.4 Part Replacement 5.4.1 Removing the Top Cover5.4.2 Fuse Replacement 5.4.3 Probe Tip Filter & O-RingReplacement5.4.4 Internal Filter Replacement 6 Parts and Service 6.1 Replacement Parts6.2 Service Centers United StatesCanada México7 Specifications CFCs, HCFCs, HFCs and HalogensR600a SF6H25-IR SpecificationsInstruction APPENDIX A - Factory Defaults H25-IR Appendix AInstruction H25-IR Appendix AHeadquarters 621 Hunt Valley Circle, New Kensington, PA