Data Sheet
®
PT2G Series
Smart Sensor System for
Turbocharger Speed Detection, 2
nd
Generation
September 30, 2014
Document-No: DB_PT2G_en V1.5
®
Published by acam -messelectronic gmbh
©acam-messelectronic gmbh 2014
PT2G
Legal note
The information provided by this data sheet is believed to be accurate and reliable.
However, acam cannot be held liable for any of its contents, neither for acc uracy, nor for
completeness. The compiled information is believed correct, though some errors and
omissions are likely. We welcome any notification, which will be integrated in succeeding
releases.
The acam recommendations are believed useful, the firmware proposals and the
schematics operable, nevertheless it is the customer‘s sole responsibility to modify, test
and validate them before setting up any production process.
acam products are not designed for use in medical, nuclear, military, aircraft, spacec raft
or life support devices. Nor are they suitable for applications where failure may provoke
injury to people or heavy material damage. acam declines any liability with respect to such
non-intended use, which remains under the customer‘s sole responsibil ity and risk.
Military, space and nuclear use is subject to German export regulations.
acam does not warrant, and it is not implied that the information and/or practice
presented here is free from patent, copyright or similar protection. All registered nam es
and trademarks are mentioned for reference only and remain the property of their
respective owners. The acam logo and the PICOTURN logo are registered trademarks of
acam-messelectronic gmbh, Germany.
Support / Contact
For a complete listing of Direct Sales, Distributor and Sales Representative contacts, visit
the acam Web site at:
http://www.acam.de/sales/distributors/
For technical support you can contact the acam support team or distributors. The contact
details of acam are:
support@acam.de
or by phone
+49 7244 7419-0.
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PT2G
Important Safety Information
Product Use
PICOTURN products are designed for industrial use. The intended use of the product is the
measurement of speed of a turbocharger in a test bench environment or in driving tests.
For proper installation and usage please follow the mounting instructions in this document.
During operation of the test bench (including the motor and turbocharger), no persons
must be present in the test room. For use in driving tests, in which persons may be
present, use the product in such a way that in case of malfunctions or error, personnel
and equipment are not endangered. Any use other than the one described above is
considered as non-intended use and acam declines any liability with respect to such non -
intended use.
Installation
The speed sensor should be installed by a qualified automotive technician. Please carefully
read and follow the instructions given in this manual for proper installation and use of the
product. Furthermore, please pay attention to any installation instructions given by the
turbocharger manufacturer, especially for the mounting of the sensor at the turbocharger
and its safe operation. If you have any question or doubts regarding the installation or
operation please contact the distributor from whom you purchased the sensor or
alternatively contact acam directly.
Signal words and symbols used
The following symbols and signal words are used in this data sheet.
CAUTION indicates a hazardous situation which, if not avoided,
could result in minor or moderate injury
NOTICE is used to address practices not related to physical injury
Safety messages
The following list provides an overview of potential damages that can occur if the
turbocharger sensor system is not operated as outlined in this manual.
Connect an adequate power supply (meeting the specifications for
supply voltage and current) in accordance with safety regulations
for electrical equipment. Otherwise there is risk of injury and/or
damage to or destruction of the sensor and controller box.
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®
PT2G
Mount the sensor according to the installation instruction in this
data sheet and/or the installation instructions of the turbocharger
manufacturer. If the sensor is mounted incorrectly, the sensor
itself; the turbocharger housing; or the turbo charger wheel
(blades) can be damaged. Particularly in the case where the
sensor goes too far into the turbocharger cavity, the wheel blades
may be touched and thus the turbo wheel damaged. As a
consequence, single blades of the turbo wheel could be detached
and go into the motor and cause further damage there.
Warranty
acam warrants to the original purchaser of its PICOTURN products the fitness and
merchantability. In case of approved warranty claims acam will repair or replace any
products or parts thereof that prove to be defective in workmanship or material, or credit
the original purchaser with an amount equal to the original purchase price for a period of
one (1) year after purchase. This is the purchaser’s sole and exclusive remedy and
constitutes the complete financial responsibility of acam for a warranty claim.
If the original purchaser was not the end customer, but a wholesaler (distributor), different
warranty regulations and warranty periods may apply. Please direct any request in this
case to the distributor first. In either case, for reimbursement or replacement of an
alleged defective product, a warranty claim to (a) the distributor or (b) acam direct ly must
be submitted within thirty (30) days and a Return Material Authorization Form completed
(available from the distributor or at
support@acam.de).
Limitations on warranty
acam shall not be liable to the end user under any circumstances for any special,
incidental or consequential damage, including without limitation, damage to or loss of
property other than for the PICOTURN products themselves; damage incurred during
installation, repair or replacement; lost profits, revenue or opportunity; losses resulting
from or related to downtime of PICOTURN products; loss of use; the cost of replacement
transportation, power, or compression; the cost of substitute products; or claims of third
parties for such damage, howsoever caused, and whether based on warranty, contract,
and/or tort (including negligence, strict liability or otherwise).
acam disclaims all other warranties, expressed or implied.
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PT2G
Content
1
2
3
PT2G Series – Product List ............................................................................. 6
System Description ....................................................................................... 8
System Components ...................................................................................... 9
3.1
3.2
3.3
4
4.1
4.2
4.3
5
6
The Sensor Element ................................................................................. 9
Signal Conditioning Box for Power and Various Interfaces ............................. 10
Standard Cables, Pin Assignment ............................................................. 11
Standard Wiring ................................................................................... 12
Other Connection Possibilities .................................................................. 13
Vendor Dependent Connecting Options ...................................................... 14
Connecting Options ..................................................................................... 12
Sensor Application ...................................................................................... 16
Technical Data ........................................................................................... 17
6.1
6.2
6.3
6.4
Vane number ........................................................................................ 19
Diagnostics .......................................................................................... 19
Sensors, Mechanical Dimension ............................................................... 20
Technical Data for Specialists .................................................................. 21
PICOTURN-CT (“PTCT”) ........................................................................... 22
Technical Data ...................................................................................... 22
Setup .................................................................................................. 23
Calibration process ................................................................................ 23
Verification .......................................................................................... 24
Last Changes ....................................................................................... 26
7
Calibration ................................................................................................. 22
7.1
7.2
7.3
7.4
7.5
8
Miscellaneous ............................................................................................ 26
8.1
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