Analyzer Operation
III-31
Thermo Scientific Orion 2120XP Calcium Hardness Analyzer User Guide
Default
Operator Action
Scrolling Marquee
Main Display
Notes
TEST (cont’d)
To Test rLY:
4-20
Press
/
to scroll between
4-20 and rLY settings and select rLY
SELECT mA OR RELAY
tESt
rLY
(flashing)
Press
to test relay outputs
Actual
rLY1 status
Press
/
to set the rLY1
setting OFF or On
USE ARROWS TO TOGGLE
RELAY 1
rLY1
OFF or On
Relay contact
according to screen
indication
Press
to accept the rLY1 test and
move to the rLY2 test
Actual
rLY2 status
Press
/
to set the rLY2
setting OFF or On
USE ARROWS TO TOGGLE
RELAY 2
rLY2
OFF or On
Relay contact
according to screen
indication
Press
to accept the rLY2 test and
move to the rLY3 test
Actual
rLY3 status
Press
/
to set the rLY3
setting OFF or On
USE ARROWS TO TOGGLE
RELAY 3
rLY3
OFF or On
Relay contact
according to screen
indication
Press
to accept the rLY3 test and
return to the main setup mode
CH1 or CH2
(flashing)
SEL
SCrn
Display for two
channel analyzer only
Press
to return to the channel
specific menu options in the setup mode
Action for two
channel analyzer only
TEST
(flashing)
SEL
SCrn
SEL CH1 or SEL CH2
on main display of
two channel analyzer
Press
to scroll to the next menu