STULZ E
2
SERIES CONTROLLER FOR PERIMETER SYSTEMS OPERATION MANUAL
1
1.0 GENERAL INFORMATION
1.1 Forward
The microprocessor based, STULZ E
2
Series Controller
covered by this manual is designed and manufactured by
STULZ Air Technology Systems, Inc. (STULZ) utilizing the latest,
state-of-the-art control technology. Recognized as a world
leader, STULZ provides precision A/C systems and controllers
manufactured with the highest quality craftsmanship using
the fi nest materials available in the industry. The controller
will provide years of trouble free service if it is operated and
maintained in accordance with this manual. Damage to the
unit from improper installation, operation or maintenance is not
covered by the warranty.
This manual is applicable to the STULZ E
2
Series Controller
software versions for CyberAir family systems up to v3.24,
released in July, 2015. It contains information for the operation
of the controller. STUDY the instructions contained in this manual.
They must be followed to ensure proper operation. Spare parts
are available from STULZ to ensure continuous operation. Using
substitute parts or bypassing electrical components in order
to continue operation is not recommended and will VOID THE
WARRANTY. Due to technological advancements, components
are subject to change without notice.
STULZ E
2
Series Controllers are designed primarily to precisely
operate, control and monitor STULZ precision air conditioning
systems. Any use beyond this is deemed to be not intended.
STULZ is not liable for any damage resulting from improper use.
All STULZ E
2
Series Controllers are designed for indoor use.
1.2 Safety Summary
Read and understand all instructions in this manual relating to
the specifi c function to be performed prior to starting the task.
Carefully read and understand all notes, cautions and warnings
contained in this manual that pertain to the task to be performed.
Warnings indicate potential threat to personnel safety. Cautions
indicate potential threat of damage to equipment.
Carefully read and understand all WARNING and/or CAUTION
labels located on the unit.
1.3 Warnings and Cautions
STULZ uses NOTES along with CAUTION and WARNING
symbols throughout this manual to draw attention to
important operational and safety information.
A bold text NOTE marks a short message in the text to
provide an alert to an important detail.
A bold text CAUTION safety alert appears with information
that is important for protecting the equipment and its
performance. Be especially careful to read and follow all
cautions that apply to the application.
A bold text WARNING safety alert appears with information
that is important for protecting personnel from harm and
the equipment from damage. Pay very close attention to
all warnings that apply to the application.
A safety alert symbol accompanies a general WARNING
or CAUTION safety statement.
A safety alert symbol accompanies an electrical shock
hazard WARNING or CAUTION safety statement.
The following statements are general guidelines followed by
warnings and cautions applicable throughout the manual.
CAUTION
Prior to operating the unit, read and understand
all instructions, recommendations and guidelines
contained within this manual.
CAUTION
All adjustments, maintenance and/or repairs must be
performed by a qualifi ed technician.
NOTE
We recommend contacting STULZ Product Support
for assistance with adjusting or servicing the A/C unit.
WARNING
If a fault occurs when operating the A/C unit or
adjusting control parameters, it must be corrected
immediately in accordance with the troubleshooting
instructions for the A/C unit.
CAUTION
Equipment may contain components subject to
Electrostatic Discharge (ESD). Before attempting to
mount or service these electronic devices, ensure you
have no charge built up by touching a ground source.
When possible, use a wrist-grounding strap when
working on or near electronic devices.
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