Bacharach H25-IR Specifications Page 18
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Preparing for Operation H25-IR
12 Instruction 3015-4342
At the end of warm-up the Data Display screen appears. This screen shows the current gas measurement, leak
units, gas type, setup name, range, and mode of operation. In addition, a graphical display of the relative gas
level is provided by a bar graph that moves up the screen with increasing gas levels. Note that the sensitivity of
the bar graph is dependent on the Range setting.
2.5 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
LOG
SETUPS
CAL DATA
DIAGNOSTICS
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 2.5.1 thru 2.5.9.
2.5.1 Gas Type
The GAS TYPE function displays a list of gases that the instrument is programmed to monitor. Refer to Section
6 for a complete list of these gases.
Use the Up and Down buttons to highlight the desired gas. Press ENT to save the selection.
2.5.2 Leak Units
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 Meters
3
/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.
Oz/yr
R134A
SETUP
SM SRCH
System Setup Menu:
GAS TYPE
LEAK UNITS
RELAYS
LOOP
BRIGHTNESS
CLOCK
PCHK MODE
PROBE BUTTON
RESET DEFAULTS
LEAK UNITS Oz/yr
g/yr
mL/s
PaM/s
ppm
Gas Measurement
Leak Units
Gas Type
Setup Name (first 8 characters)
Range and Mode
Graphical Display of Relative Gas Level
GAS TYPE < R134
A
R401A
R402A
< R402B
- Instruction 3015-4342 1
- WARRANTY 2
- Table of Contents 3
- Contents H25-IR 4
- H25-IR Contents 5
- 1 Introduction 7
- 1.2.5 Explosive Atmosphere 8
- 1.2.8 In Case of Malfunction 8
- 1.2.9 Cleaning 8
- 1.3 Ordering Information 9
- Introduction H25-IR 10
- 4 Instruction 3015-4342 10
- 1.6 Functional Overview 11
- 1.7.1 Front View 12
- 1.7.2 Rear View 13
- 1.7.3 Interior 13
- 1.7.4 Standard Probe 14
- 1.7.6 Smart Probe 15
- 1.8 Menu System 16
- 2 Preparing for Operation 17
- 2.5 System Setup 18
- 2.5.3 Relays 19
- 2.5.4 4–20 mA Loop 19
- BRIGHTNESS 20
- 2.6.1 Setup Name 21
- 2.6.2 Range 21
- 2.6.3 Gas Type 22
- 2.6.4 Feedback Mode 22
- 2.6.5 Setpoint 22
- 2.6.6 Search Auto Zero 23
- 18 Instruction 3015-4342 24
- Instruction 3015-4342 19 25
- 20 Instruction 3015-4342 26
- 3 Calibration 27
- 3.2 Internal Calibration 28
- 3.3 External Calibration 29
- 3.4 CAL Factor 30
- Using the CAL Factor 31
- K4=0.0 K5=0.0 32
- Instruction 3015-4342 27 33
- Instruction 3015-4342 34
- 4 Operation 35
- 4.2.3 Range Selection 36
- 4.2.4 Setup Selection 36
- 4.2.5 Volume Adjustment 36
- 4.2.6 Searching for a Leak 37
- 4.2.10 Logged Measurements 39
- 4.3 Fault Conditions 40
- 4.5 RS-232 Communication 41
- 4.6 Serial Output Types 41
- 5 Maintenance 43
- 5.1.2 Last Fault 44
- 5.1.3 IR Emitter 45
- 5.1.4 Pressure 45
- 5.1.5 Loop Test 45
- 5.1.6 Clear Last Fault 45
- 5.2 Factory Menu 46
- 5.2.3 Leak Gas 47
- 5.2.4 Leak Temp 47
- 5.2.5 Leak TEMPCO 47
- 5.2.6 Sensor Cal 47
- 5.2.7 Model Select 48
- 5.3 Flashing Memory 49
- Parts &Service H25-IR 50
- 44 Instruction 3015-4342 50
- H25-IR Operation 51
- 5.4 Part Replacement 52
- 5.4.2 Fuse Replacement 53
- 48 Instruction 3015-4342 54
- 5.4.5.1 Top Cover Removal 55
- 5.4.5.4 DIGIPOT Adjustment 56
- 5.4.5.5 Factory Calibration 56
- 5.5 Replacement Parts 58
- 5.6 Service Centers 59
- H25-IR Specifications 60
- 7 Specifications 66
- H25-IR Appendix A 68
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