Grundfos SmartFlo User manual
SmartFlo
Start-up guide for SP pumps
Installation and operating instructions
GRUNDFOS INSTRUCTIONS
English (US) Installation and operating instructions
Original installation and operating instructions
Table of contents
1. General information ........................4
1.1 Hazard statements..........................4
1.2 Notes ..................................4
2. SmartFlo Quick guide, SP version ...............5
3. Local Control Panel (keypad) ..................6
3.1 Menu selection ............................6
3.2 Navigation ...............................7
3.3 Operation ...............................7
4. Preliminary configuration ....................8
4.1 Setting the analog input, terminal 54 ...............8
4.2 SP motor connection ........................8
5. Transducer wiring .........................9
6. First-time setup via the "Start-up Guide"..........10
7. Setting the"End of Curve Tolerance" ............13
8. Disabling the "Hand on" mode from the keypad .....14
9. Locking the keypad .......................15
10. Technical support ........................16
1. General information
Read this document before you install the product. Instal-
lation and operation must comply with local regulations
and accepted codes of good practice.
1.1 Hazard statements
The symbols and hazard statements below may appear in Grundfos
installation and operating instructions, safety instructions and
service instructions.
DANGER
Indicates a hazardous situation which, if not avoided, will
result in death or serious personal injury.
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious personal injury.
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate personal injury.
The hazard statements are structured in the following way:
SIGNAL WORD
Description of the hazard
Consequence of ignoring the warning
• Action to avoid the hazard.
1.2 Notes
The symbols and notes below may appear in Grundfos installation
and operating instructions, safety instructions and service
instructions.
Observe these instructions for explosion-proof products.
A blue or grey circle with a white graphical symbol indi-
cates that an action must be taken.
A red or grey circle with a diagonal bar, possibly with a
black graphical symbol, indicates that an action must not
be taken or must be stopped.
If these instructions are not observed, it may result in mal-
function or damage to the equipment.
Tips and advice that make the work easier.
4
English (US)
2. SmartFlo Quick guide, SP version
1. Remove the terminal cover.
TM039004
Access to signal terminals
2. Set DIP switch A54 to position "I".
U I
A53
U I
A54
TM039104
Setting contact A54 to current signal "I"
3. Connect the power supply.
L1
L2
PE
91
92
PE
(L1)
(L2)
TM055867
SmartFlo wiring diagram
Terminal Function
91 (L1) Single-phase supply
92 (L2)
95/99 (PE) Ground connection
4. Connect the motor.
PUMP
MOTOR
(U)
(V)
(W)
(PE)
96
98
97
99
Yellow
Red
Black
Motor leads
TM081107
Motor connection wiring diagram
5. Plug the terminal strip.
1
2
3
TM039025
Signal terminals
6. Open up the jaw of the terminal by pressing a screwdriver into
the center.
TM081104
Opening up the jaw of the terminal
7. Connect the transducer.
Transducer
Brown (+24 V)
Black (signal)
12
54
TM081106
Pressure transducer wiring diagram
8. Ground the transducer cable as shown below.
TM056003
Grounding the transducer cable
5
English (US)
3. Local Control Panel (keypad)
AUTO
ON RESET
HAND
ON OFF
ON
ALARM
WARN.
{
Status LEDs
{
{
{
{
Display
Menu selection
Navigation
Operation
TM081113
3.1 Menu selection
TM081114
Button Description
[Status]: Used for selecting the single-display screen or multi-display screen. Also used for returning to the display
mode when in the [Quick Menu] or [Main Menu].
[Favorites Menu]: Gives access to the parameters in the [Favorites Menu].
[Main Menu]: Gives access to all parameters.
[Alarm log]: Displays the last 10 alarms. For additional information about a specific alarm logged, use the arrow but-
tons to navigate to the alarm number and press OK. The additional information will be displayed.
6
English (US)
3.2 Navigation
TM081115
Button Description
[Back]: Used for reverting to the previous step or exiting the current parameter subgroup.
[Cancel]: Used if a change to the selected parameter is not to be carried out.
[Information]: Displays information about a command parameter or function in any display window. Press the [Infor-
mation], [Cancel] or [Back] buttons to exit.
OK: Used for selecting or changing a parameter in either the [Main Menu] or [Favorites Menu]. Must be pressed to
accept the change to a parameter.
3.3 Operation
AUTO
ON
RESET
HAND
ON OFF
TM081116
Button Description
HAND
ON
HAND ON: Operates the VFD (variable frequency drive) in Hand (manual) mode.
OFF
OFF: Stops the VFD and the motor during Hand or Auto mode operation.
AUTO
ON
AUTO ON: Operates the VFD in Auto mode based on the present parameters and PID signal.
RESET
RESET: Resets the VFD after an alarm.
7
English (US)
4. Preliminary configuration
This configuration must be completed before startup.
WARNING
Electric shock
Death or serious personal injury
‐Touching the electrical parts may be fatal, even after SmartFlo has been switched off. Before starting any work on SmartFlo, the
main supply and other input voltages must be switched off for at least 7 minutes.
4.1 Setting the analog input, terminal 54
Contact A54 is positioned behind the Local Control Panel (keypad) and used for setting the signal type for the analog input (terminal 54). The
factory setting of the input is voltage signal "U".
If a 0/4-20 mA sensor is connected to terminal 54, the input must be set to current signal "I".
Switch off the power supply before setting contact A54.
U I
A53
U I
A54
TM039104
Setting contact A54 to current signal "I"
4.2 SP motor connection
PUMP
MOTOR
(U)
(V)
(W)
(PE)
96
98
97
99
Yellow
Red
Black
Motor leads
TM081107
Motor connection wiring diagram
8
English (US)
5. Transducer wiring
The type of the supplied transducer: 24 VDC, 4-20 mA, 2-wire with a braided shield.
The brown wire (+ 24 VDC) must to be connected to terminal 12.
The black wire (signal) must to be connected to terminal 54.
The braided shield must be attached to the chassis of the VFD, as seen below.
TM056003
Transducer wiring
U: 0-10 V
I: 0/4-20 mA
61 68 69
61 68 69 39 42 50 53 54 55
12 13 18 19 27 29 32 33 20 37
A53 A54
UIUI
RS-485 GND Y
Black
Brown
RS-485 A
RS-485 B
+24 V out
+24 V out
DI 1
DI 2
DI/O 1
DI/O 2
DI 3
DI 4
GND
Safe stop GND
Sensor
GND
Ext. setpoint
AO 1
+10 V out
TM081108
Wiring diagram, two-wire sensor
If the warning "LIVE ZERO" is displayed on the Local Control Panel, check the transducer connections at terminals 12 and 54.
9
English (US)
6. First-time setup via the "Start-up Guide"
At each step, if defaulted to the correct selection, press
the [Down] button to continue to the next step. If the se-
lection needs to be changed, press OK and use the [Up]
and [Down] buttons until the correct selection is highlight-
ed. Press OK again, then press the [Down] button to con-
tinue to the next step.
1. Press OK to begin the Start-up Guide.
Welcome to the CUE Start-
up guide. Press OK to
continue
Start-up Guide
TM077488
Welcome screen
2. Press OK to select the desired language.
1(1)
Please select language:
English
Start-up Guide
TM077489
Language
3. Select the "Imperial" unit type.
1(1)
Please select the units used
for setup
Imperial
Start-up Guide
TM081117
Units
Imperial units are, for example, psi, hp and gpm as opposed to
metric units like bar, kW and m3/h.
4. Select the SP pump family.
1(1)
Please select the pump you
are running or select other
for unrestricted settings
SP, SPE
Start-up Guide
TM081118
Pump type
5. Select "Asynchronous motor" as the motor type.
1(1)
Please select the motor of
the pump or select “skip
motor setup”
Asynchronous motor
Start-up Guide
TM077492
Motor type
6. Enter the motor power found on the motor nameplate.
1(1)
Enter Total Motor Power:
1.50 hp
Start-up Guide
TM081121
Motor power
7. Enter a nominal voltage closest to the actual measured supply
voltage.
1(1)
Enter Total Motor Voltage:
230 V
Start-up Guide
TM081122
Motor voltage
The actual supply voltage must be within the voltage
range of the motor.
8. Enter the motor frequency and the maximum continuous current
(MCC).
1(1)
Select Motor Frequency:
60Hz
Start-up Guide
Max Cont. Current (MCC):
5.1A
TM081123
Motor frequency and MCC
The motor frequency is defaulted to 60 Hz. Press the [Down]
button to keep the default value.
As MCC, enter the SFA value found on the motor nameplate.
10
English (US)
Table of contents
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