©Copyright Task Force Tips, Inc. 2011-2012
LIA-520 April 25, 2011 Rev01
6
3.7 DISPLAY & CONTROL PANEL
OPEN BUTTON
VALVE POSITION
FEEDBACK INDICATORS
CLOSE BUTTON
POWER BUTTON
PRESSURE DISPLAY
PHOTO SENSOR
RADIO LINK LED
LOW BATTERY LED
3.7.1 PRESSURE DISPLAY
Pressure remote controls will fl ash when valve is turned on. The pressure display shows the current hydrant pressure on both valve
and handheld while valve is in use. When inlet pressure exceeds 250psi, “HI” is displayed.
3.7.2 PHOTO SENSOR
Turns backlighting on in low-light situations. Adjusts display brightness to improve readability in sunlight.
3.7.3 BUTTONS
BUTTON
FUNCTION
Power
Turns unit on and off *
Open
Opens valve
Close
Closes valve
* Valve will not turn off with button press if pressure exceeds 5 psi (0.3 bar).
3.7.4 LEDS
LED
COLOR
STATUS
MEANING
Radio Link
Green
On
Radio link present between valve and handheld remote control.
Radio Link
Green
Off
Radio link not present. Move handheld remote control closer to valve.
Low Battery
Red
Off
Battery voltage is adequate to power valve or handheld.
Low Battery
Red
Blinking
Battery voltage is low. Replace Batteries.
See
Section 6.1 Replacing Batteries.
3.7.5 VALVE POSITION INDICATORS
The Hydrant Master is equipped with a valve position feedback system to indicate the control valve position and actual sliding plug
position.
LED
STATUS
CONTROL VALVE POSITION
ACTUAL SLIDING PLUG POSITION
Green
On
Open
Fully open position
Yellow & Green
Alternating
Open
Moving to open position
Yellow & Red
Alternating
Closed
Moving to closed position
Yellow
On
Unknown
Between open and closed position
Yellow
Flashing
Unknown
No position feedback to handheld
Red
On
Closed
Fully closed position
