Xylem IM244R04 SPD Plus Variable Speed Pump Control User Manual
Page 19

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SECTION 8: STARTING THE SYSTEM
APPLY POWER
When power is applied to the SPD Plus Controller, the status LED turns green.
SPD Plus Drive keypad functionality and Main Screen display is described below:
DIR
MENU
REM
40.2 PSI sp
0.0 PSI ac
0.0 HZ
11.1%
LOC
REM
Status LED
Motor State
Reference Value
Pressure Setpoint
Actual System Pressure
Soft Key 2
Up/Down Buttons
Help Function
Start
Stop
LOC/REM
Soft Key 1
Motor Speed
Control Mode
Name
Function
Status LED
Displays Drive Status:
Green Constant = Not Faulted/No Alarm
Green Flashing = Alarm
Red Constant = Faulted (Auto-restart fault)
Red Flashing = Faulted (Locked Out)
Motor State
Rotating = Drive is Running the Motor
Stationary = Drive has Stopped the Motor
Control Mode
Displays the current control mode of the drive. In local mode (LOC) the drive ignores the pressure
sensor feedback and speed is set with the up and down buttons. In remote mode (REM) the drive
uses the pressure sensor feedback signal to control the system pressure.
Reference Value
In REM: Displays the pressure setting in %.
In LOC: Displays the speed reference in Hz.
Pressure Setpoint
Displays the system pressure setpoint in PSI.
Actual System
Pressure
Displays the actual system pressure in PSI as indicated by the pressure transducer.
Motor Speed
Actual motor speed in Hz.
Soft Key 1
Function of this button changes according to the state of the display panel.
Soft Key 2
Function of this button changes according to the state of the display panel.
LOC/REM
Toggles the drive control mode between local (LOC) and remote (REM). See Control Mode above.
Up/Down Buttons
In REM: Changes the pressure setting.
In LOC: Changes the speed reference.
In sub menus: changes parameters
Help Button
Displays information about the parameter or screen shown on the display.
Start
In REM: Button is disabled
In LOC: Initiates operation of the drive.
Stop
In REM: Button is disabled
In LOC: Stops operation of the drive.