
Table of Contents
1 Introduction and Safety............................................................................................................................................................. 3
1.1 Introduction.................................................................................................................................................................................. 3
1.2 Safety terminology and symbols................................................................................................................................................3
1.3 Environmental safety................................................................................................................................................................... 3
1.4 Product warranty..........................................................................................................................................................................3
1.5 Spare parts....................................................................................................................................................................................4
2 Transportation and Storage.......................................................................................................................................................4
2.1 Inspect the delivery..................................................................................................................................................................... 4
2.2 Transportation guidelines...........................................................................................................................................................4
2.3 Storage guidelines.......................................................................................................................................................................4
2.3.1 Storage location...................................................................................................................................................................4
3 Product Description...................................................................................................................................................................4
3.1 Pump design................................................................................................................................................................................ 4
3.2 Product nomenclature.................................................................................................................................................................4
3.3 Technical data.............................................................................................................................................................................. 5
3.4 Scope of delivery......................................................................................................................................................................... 5
3.5 Accessories...................................................................................................................................................................................5
4 Installation................................................................................................................................................................................. 5
4.1 Pump handling.............................................................................................................................................................................5
4.2 Tools required for pump installation.........................................................................................................................................5
4.3 Facility requirements...................................................................................................................................................................5
4.3.1 Pump location...................................................................................................................................................................... 5
4.3.2 Minimum inlet pressure at the suction port..................................................................................................................... 6
4.3.3 De-rating table..................................................................................................................................................................... 6
4.3.4 Piping requirements............................................................................................................................................................6
4.4 Electrical requirements............................................................................................................................................................... 6
4.5 Pump installation......................................................................................................................................................................... 6
4.6 Change the position of the motor housing.............................................................................................................................. 7
4.7 Electrical installation....................................................................................................................................................................7
4.7.1 Power supply connection................................................................................................................................................... 7
4.7.2 I/O connections....................................................................................................................................................................8
4.7.3 Connection assignment......................................................................................................................................................8
5 System Description................................................................................................................................................................... 8
5.1 User interface............................................................................................................................................................................... 8
5.1.1 User interface locking/unlocking.......................................................................................................................................8
5.2 Functions.......................................................................................................................................................................................8
5.2.1 Control mode.......................................................................................................................................................................8
5.2.2 Night set back mode...........................................................................................................................................................9
5.2.3 ∆p-T control .........................................................................................................................................................................9
5.2.4 T-Constant temperature control........................................................................................................................................ 9
5.2.5 ∆p-∆T control ...................................................................................................................................................................... 9
5.2.6 ∆T constant ..........................................................................................................................................................................9
5.2.7 External start/stop................................................................................................................................................................9
5.2.8 Analog Input.........................................................................................................................................................................9
5.2.9 Signal relay........................................................................................................................................................................... 9
5.2.10 External sensors (optional)............................................................................................................................................... 9
5.2.11 Communication bus .......................................................................................................................................................10
5.2.12 Automatic two-pump operation ...................................................................................................................................10
6 System Setup and Operation.................................................................................................................................................. 10
Configure the pump settings...................................................................................................................................................10
6.1
6.1.1 Change the communication parameters........................................................................................................................10
6.1.2 Change the control mode................................................................................................................................................ 10
6.1.3 Change the set point.........................................................................................................................................................10
6.1.4 Change the displayed unit of measurement..................................................................................................................10
6.2 Start or stop the pump..............................................................................................................................................................11
6.2.1 Automatic air venting procedure.................................................................................................................................... 11
6.2.2 Activate automatic two-pump operation .......................................................................................................................11
7 Maintenance............................................................................................................................................................................11
8 Troubleshooting.......................................................................................................................................................................11
8.1 Periodic inspection....................................................................................................................................................................11
8.2 Display messages...................................................................................................................................................................... 11
8.3 Fault and error codes................................................................................................................................................................12
Table of Contents
ecocirc XL Installation, Operation, and Maintenance manual 1

1 Introduction and Safety
1.1 Introduction
Purpose of this manual
The purpose of this manual is to provide necessary information for:
• Installation
• Operation
• Maintenance
CAUTION:
Read this manual carefully before installing and using the
product. Improper use of the product can cause personal injury and damage to property, and may void the warranty.
NOTICE:
Save this manual for future reference, and keep it readily available at
the location of the unit.
1.2 Safety terminology and symbols
Hazard levels
Hazard level Indication
DANGER:
WARNING:
CAUTION:
NOTICE:
A hazardous situation which, if not
avoided, will result in death or serious injury
A hazardous situation which, if not
avoided, could result in death or
serious injury
A hazardous situation which, if not
avoided, could result in minor or
moderate injury
• A potential situation which, if
not avoided, could result in
undesirable conditions
• A practice not related to personal injury
1 Introduction and Safety
• Appropriately dispose of all waste.
• Handle and dispose of the processed liquid in compliance with
applicable environmental regulations.
• Clean up all spills in accordance with safety and environmental
procedures.
• Report all environmental emissions to the appropriate authorities.
CAUTION: Radiation Hazard
Do NOT send the product to Xylem if it has been exposed to
nuclear radiation, unless Xylem has been informed and appropriate actions have been agreed upon.
Electrical installation
For electrical installation recycling requirements, consult your local
electric utility.
Recycling guidelines
Always follow local laws and regulations regarding recycling.
FCC Statement — USA only (Federal Communications Commission)
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 undesirable operation.
This equipment has been tested and found to comply with the limits for
a Class B digital device, pursuant to Part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generates,
uses and can radiate radio frequency energy and, if not installed and
used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment
does cause harmful interference to radio or television reception, which
can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Consult the dealer or an experienced radio/TV technician for help.
Changes or
responsible for compliance could void the user’s authority to operate
the equipment.
modifications not expressly approved by the manufacturer
Hazard categories
Hazard categories can either fall under hazard levels or let specific symbols replace the ordinary hazard level symbols.
Electrical hazards are indicated by the following specific symbol:
Electrical Hazard:
Hot surface hazard
Hot surface hazards are indicated by a specific symbol that replaces the
typical hazard level symbols:
CAUTION:
Qualified personnel
WARNING:
This product is intended to be operated by qualified personnel only.
1.3 Environmental safety
The work area
Always keep the station clean.
Waste and emissions regulations
Observe these safety regulations regarding waste and emissions:
1.4 Product warranty
Coverage
Xylem undertakes to remedy defects in products from Xylem under
these conditions:
• The faults are due to defects in design, materials, or workmanship.
• The faults are reported to a local sales and service representative
within the warranty period.
• The product is used only under the conditions that are described
in this manual.
• The monitoring equipment that is incorporated in the product is
correctly connected and in use.
• All service and repair work that is done by Xylem authorized personnel.
• Genuine Xylem parts are used.
• Only Ex-approved spare parts and accessories that are authorized
by an Ex-approved Xylem representative are used in Ex-approved
products.
Limitations
The warranty does not cover defects that are caused by these situations:
Deficient maintenance
•
• Improper installation
• Modifications or changes to the product and installation that are
made without consulting a Xylem authorized representative
• Incorrectly executed repair work
• Normal wear and tear
Xylem assumes no liability for these situations:
ecocirc XL Installation, Operation, and Maintenance manual 3