Det-Tronics UD10 FlexVu Explosion-Proof Universal Display Unit - Manual (Page 35)

G-3 95-8661 4.2
cAlibrAtion
gT3000 wITH TOxIC gAS SENSOR
From gT3000:
1. Using the magnet, activate the magnetic calibration
switch on the GT3000. The green LED turns to
yellow.
MAGNETIC
SWITCH
LED
A2443
location of Magnetic Switch on GT3000
2. The UD10 will display “Waiting for Zero” on the main
display screen, with the yellow LED on the detector
housing illuminated continuously.
3. The UD10 will then display “Waiting for Signal” on
the screen, while the yellow LED on the detector
is flashing. The device automatically performs the
zero calibration.
4. The UD10 will display “Waiting for Gas” on the
screen, while the yellow LED on the detector is
flashing.
5. Apply calibration gas to the sensor.
6. The UD10 will display “Waiting for Span” on the
screen, while the yellow LED on the detector is
flashing.
7. When the UD10 displays “Remove Cal Gas” on the
screen and all LEDs on the detector housing are off,
remove the calibration gas.
8. After successful calibration, the UD10 automatically
returns to the normal display with the green LED
illuminated on the detector.
From UD10
1. Using the magnet to activate the switches on the
UD10 display, navigate to the Calibration menu.
Main Menu
Process Vars
Display Status
Device Status
Display Setup
Device Setup
Device Cal
Display Test
Device Test
Device Cal
Cal Gas Conc
Calibration
Change Snsr Type
Calibration
Execute
Abort
2. Activate “Execute” (Enter/Select) to start calibration.
3. The UD10 will display “Waiting for Zero” on the
main display screen, with the yellow LED on the
detector housing illuminated continuously. The
device automatically performs the zero calibration.
4. The UD10 will then display “Waiting for Gas” on
the screen, while the yellow LED on the detector is
flashing.
5. Apply calibration gas to the sensor.
6. The UD10 will display “Waiting for Span” on the
screen, while the yellow LED on the detector is
flashing.
7. When the UD10 displays “Remove Cal Gas” on the
screen and the LEDs on the detector housing are
off, remove the calibration gas.
8. After completion of a successful calibration, the
UD10 automatically returns to the normal mode with
the green LED illuminated on the detector.
UD10 mA Output During Calibration
(UD10 with gT3000)
UD10 Display Reading
Standard
mode
Replicate
mode
Waiting for Zero 3.8 3.8
Waiting for Gas 3.8 3.8
Waiting for Span 3.8 3.8
Remove Cal Gas 3.8 3.8
back to normal 4.0 4.0