Jireh PREAMP CXA032 User manual
Jireh Industries Ltd.
53158 Range Road 224
Ardrossan, Alberta
Canada
T8E 2k4
780-922-4534
jireh.com
PREAMP
UT Preamplifier
94 x 152.4 mm
3.7 x 6 in
CX0502 Rev 00.4
PAGE i of iv CX0502 Rev 00.4
SAFETY WARNINGS / PRECAUTIONS
KEEP THIS MANUAL – DO NOT LOSE
THIS MANUAL IS PART OF THE PREAMP SYSTEM AND MUST
BE RETAINED FOR THE LIFE OF THE PRODUCT. PASS ON TO
SUBSEQUENT OWNERS.
Ensure any amendments are incorporated with this document.
CAUTION! The Preamp is designed for a specic
use. Using the Preamp outside of its intended use is
dangerous. Failure to comply with the warnings,
instructions, and specications in this manual could
result in PERSONAL INJURY or EQUIPMENT
DAMAGE. Read and understand this manual before
using.
The WEEE symbol indicates that the product must not
be disposed of as unsorted municipal waste, but should
be collected separately.
(see “Disposal” on page 22 for additional details).
PAGE ii of iv
Chapter1 Identification 1
1.1. Product Brand 1
1.2. Manufacturer 1
1.3. Compliance Declarations 1
1.3.1. European Union CE Declaration 1
1.3.2. FCC 1
1.3.3. Industry Canada 2
Chapter2 Product Specifications 3
2.1. Base Preamp System 3
2.1.1. Intended Use 3
2.1.1.1 User 3
2.1.1.2 Operating Environment 3
2.1.2. Dimensions and Weight 4
2.1.3. Power Requirements 4
2.1.4. Environmental Sealing 5
2.1.5. Performance Specifications 5
2.2. Parent Products 5
2.2.1. NAVIC 5
Chapter3 Definitions 6
3.1. Definition of Symbols 6
3.2. Safety Signal Words 7
TABLE OF CONTENTS
PAGE iii of iv CX0502 Rev 00.4
Chapter4 System Components 8
4.1. Component Identification 8
4.2. Parent Products 9
4.3. Preamp 10
4.4. UT Cable 11
4.5. Preamp Case 11
Chapter5 Preparation For Use 12
5.1. Standard Configuration 12
5.2. NAVIC with corrosion thickness probe holder 13
5.2.1. Preamp Installation 14
Chapter6 Operation 15
6.1. Activating Preamp 15
6.2. Changing the GAIN 15
6.3. Turning o the Preamp 15
6.4. Low Battery Indicator 16
6.5. Battery Replacement 17
Chapter7 Maintenance 18
7.1. Maintenance Schedule 18
7.2. Cleaning 18
Chapter8 Troubleshooting 19
Chapter9 Service and Repair 20
9.1. Technical Support 20
PAGE iv of iv
Chapter10 Spare Parts 21
10.1. Preamp 21
Chapter11 Disposal 22
Chapter12 Limited Warranty 23
PAGE 1 of 24 CX0502 Rev 00.4
Chapter 1
IDENTIFICATION
1.1. Product Brand
This user manual describes the proper safety precautions,
setup and use of the Preamp.
1.2. Manufacturer
1.3. Compliance Declarations
1.3.1. European Union CE Declaration
Jireh Industries hereby declares that
the PREAMP product complies with the
essential requirements and other relevant
provisions of the following European Union directives:
2014/30/EU EMC Directive
2014/35/EU Low voltage Directive
2012/19/EU Directive on Waste Electrical and
Electronic Equipment
2011/65/EU Restriction of Hazardous Substances
1.3.2. FCC
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received,
including interference that may cause undesired
operation.
This equipment has been tested and found to comply
with the limits for a Class A digital device, pursuant to Part
15 of the FCC Rules. These limits are designed to provide
DISTRIBUTOR:
Jireh Industries Ltd.
53158 Range Road 224
Ardrossan, Alberta, Canada
T8E 2K4
780.922.4534
jireh.com
MANUFACTURER:
PAGE 2 of 24
reasonable protection against harmful interference when
the equipment is operated in a commercial environment.
This equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used in
accordance with the instruction manual, may cause
harmful interference to radio communications. Operation
of this equipment in a residential area is likely to cause
harmful interference in which case the user will be
required to correct the interference at his own expense.
1.3.3. Industry Canada
CAN ICES-3 (A)/NMB-3(A)
This Class A digital apparatus complies with Canadian
ICES-003.
Cet appareil numérique de la classe A est conforme à la
norme NMB-003 du Canada.
PAGE 3 of 24 CX0502 Rev 00.4
Chapter 2
PRODUCT SPECIFICATIONS
2.1. Base Preamp System
2.1.1. Intended Use
The Preamp is used to amplify the return signal from an
ultrasonic transducer and improve the signal-to-noise
ratio for transmission over long cables. It is intended
for use with the Parent Products and their limits listed
in Section 2.2 (see “Parent Products” on page 5)
but can also be used as a standalone device in any
applicable Ultrasonic Testing scenario.
2.1.1.1 User
The Preamp is intended to be used by persons who have
read and understand this user manual as well as the user
manual of the relevant Parent Product’s.
2.1.1.2 Operating Environment
The Preamp is for use in industrial environments having
ambient temperatures shown below. It is NOT intended
for use in explosive environments.
Category Parameter Specification
Environment Minimum ambient
temperature
-20°C (-4°F)
Maximum ambient
temperature
50°C (122°F)
PAGE 4 of 24
2.1.2. Dimensions and Weight
1: Width: 7.2 cm 2.8 in
2: Depth: 5.4 cm 2.1 in
3: Height: 9 cm 3.5 in
4: Preamp weight:* 218 g 7.69 oz
*With 9V battery installed
2.1.3. Power Requirements
Power requirements: Single 9V NEDA 1604 Battery
(Alkaline or lithium
recommended)
1
2
3
Fig. 1 - Preamp dimensions
PAGE 5 of 24 CX0502 Rev 00.4
2.1.4. Environmental Sealing
Dust-tight, watertight (not submersible).
2.1.5. Performance Specifications
Gain Selectable (30dB, 40dB, 50dB, 60dB)
Bandwidth 30 kHz to 30 MHz
Output Impedance 50 Ω
Output Voltage 4 Vpk-pk into 50 Ω Load
Battery Life 8-12 Hours Continuous Use with
Standard Alkaline 9V Battery
2.2. Parent Products
When the Preamp is used with one of the Parent
Products listed in this section and if the Preamp’s use
modifies the product specifications (i.e. intended use,
power requirements, etc.) of the Parent Product, the
modifications are shown here. The specifications listed
here supersede those of the Parent Product’s. If no
specifications are listed here, the specifications of the
Parent Products remain eective.
These Parent Products have a user manual of their own,
and shall be referred to for their product specifications.
2.2.1. NAVIC
CXG023-
The NAVIC has a user manual of its own, and shall be
referred to for the NAVIC’S specifications. The use of
the Preamp with the NAVIC does not modify the NAVIC
specifications.
The Preamp is intended to be used by persons who
have read and understand this user manual as well as,
when applicable, the user manual of the relevant Parent
Product’s.
PAGE 6 of 24
Chapter 3
DEFINITIONS
3.1. Definition of Symbols
Instructions to ‘look here’ or to ‘see this
part’
Denotes movement. Instructing user to
carry out action in a specified direction.
Indicates alignment axis
Alerts user that view has changed to a
reverse angle
PAGE 7 of 24 CX0502 Rev 00.4
3.2. Safety Signal Words
The following safety signal words might appear in this
document. Read and understand their meaning below:
DANGER!
The DANGER signal word indicates an
imminently hazardous situation. It calls
attention to a procedure, practice, or
the like that if not correctly performed
or adhered to will result in death
or serious personal injury. Do not
proceed beyond a DANGER signal
word until the indicated conditions are
fully understood and met.
WARNING!
The WARNING signal word indicates a
potentially hazardous situation. It calls
attention to a procedure, practice, or
the like that if not correctly performed
or adhered to could result in death
or serious personal injury. Do not
proceed beyond a WARNING signal
word until the indicated conditions are
fully understood and met.
CAUTION!
The CAUTION signal word indicates a
potentially hazardous situation. It calls
attention to a procedure, practice,
or the like that if not correctly
performed or adhered to may result
in minor or moderate personal injury,
material damage, particularly to the
product, destruction of part or all of
the product, or loss of data. Do not
proceed beyond a CAUTION signal
word until the indicated conditions are
fully understood and met.
PAGE 8 of 24
Chapter 4
SYSTEM COMPONENTS
4.1. Component Identification
The Preamp contains the following components:
Fig. 2 - Preamp
CXA032
Fig. 3 - Dual BNC male to 10-32 male: 30 m (98.5 ft)
SL037
Fig. 4 - Dual BNC male to 10-32 male: 15 m (49.2 ft)
SL048
Fig. 5 - LEMO 00 male to 10-32 male: 0.6 m (2 ft)
SL053
Fig. 6 - LEMO 00 male to 10-32 female: 0.6 m (2 ft)
SLO52
Fig. 7 - LEMO 00 male to LEMO 00 male: 0.6 m (2 ft)
SL067
PAGE 9 of 24 CX0502 Rev 00.4
4.2. Parent Products
Fig. 8 - Preamp Case
CXA041
Fig. 9 - NAVIC system
CXG023-
PAGE 10 of 24
4.3. Preamp
The Preamp amplifies ultrasonic signals to improve the
signal-to-noise ratio for transmission over long cables. The
preamp is placed near the probe in the return path from the
probe to the instrument.
1In connector Connects to probe output.
2Out connector Connects to instrument input.
3Gain indicator Lights illuminate to show the current
gain setting.
4Mode button Press to turn the preamp on and
change gain setting. Hold to turn
preamp o.
5Low battery
indicator
Battery replacement is recommended
when light illuminates.
15
2
34
Fig. 10 - Preamp
PAGE 11 of 24 CX0502 Rev 00.4
4.4. UT Cable
Various lengths of UT (Ultrasonic testing) cable are included
with the kit.
Cable Length
Dual BNC male to 10-32 male 30 m (98.5 ft)
Dual BNC male to 10-32 male 15 m (49.2 ft)
LEMO 00 male to 10-32 male 0.6 m (2 ft)
LEMO 00 male to 10-32 female, 0.6 m (2 ft)
LEMO 00 male to LEMO 00 male, 0.6 m (2 ft)
4.5. Preamp Case
The product includes a fitted case for all the components of
this system.
PAGE 12 of 24
Chapter 5
PREPARATION FOR USE
NOTE: Avoid plugging the cable from the instrument
into the Preamp output. Possible electrical
surge to the preamp may occur.
5.1. Standard Configuration
45
3
2
8
10
67
OUT
IN
DescriptionBOM ID
Probe Holder1
Probe2
3
4
5
6
7
8
9
10
LEMO 00 male to 10-32 male
In Connector
Preamp
Out Connector
LEMO 00 male to 10-32 female
Dual BNC male to 10-32 male
NAVIC
User’s Instrument
Fig. 11 - Standard preamp configuration
PAGE 13 of 24 CX0502 Rev 00.4
5.2. NAVIC with corrosion thickness probe holder
First, prepare the NAVIC
for use as instructed in the
NAVIC user manual.
45
3
2
8
10
67
OUT
IN
DescriptionBOM ID
Probe Holder1
Probe2
3
4
5
6
7
8
9
10
LEMO 00 male to 10-32 male
In Connector
Preamp
Out Connector
LEMO 00 male to 10-32 female
Dual BNC male to 10-32 male
NAVIC
User’s Instrument
Fig. 12 - Component configuration
1
5
10
2
9
7
3
8
Fig. 13 - Preamp mounted to a NAVIC system
PAGE 14 of 24
5.2.1. Preamp Installation
1. Loosen the knob of the preamp mounting
bracket 1 (Fig. 14).
2. Align the preamp’s mounting bracket with the NAVIC’s
dove-tail accessory mount 2 (Fig. 14).
3. Tighten the preamp’s mounting bracket knob (Fig. 15).
1
2
Fig. 14 - Mount preamp to the dove-tail accessory mount
Fig. 15 - Tighten the preamp mounting bracket knob
PAGE 15 of 24 CX0502 Rev 00.4
Chapter 6
OPERATION
6.1. Activating Preamp
1. Press the Mode Button to activate the preamp (Fig. 16).
2. The GAIN setting last selected will be become illuminated
indicating the preamp has been turned on (Fig. 17).
3. After 5 seconds, the selected GAIN setting LED will begin
blinking. (a measure to increase battery life)
TIP: When the battery has been replaced, the GAIN
setting resets to 30 dB.
6.2. Changing the GAIN
1. Press the Mode button to alternate between various
GAIN settings (Fig. 16).
TIP: When the preamp GAIN setting is blinking, an
initial press of the power button is required to
activate the GAIN selection mode.
6.3. Turning off the Preamp
1. Press and hold the mode button until the indicator lights
turns o. This confirms the preamp has been deactivated
(Fig. 16).
Fig. 16 - Press the mode button to activate Fig. 17 - GAIN light illuminates when power is on
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