CTI EM2 Series, Installation And Operation Manual

Page: 11 / 24

11
EM2
STATUS
GAS: NH3
UNITS: PPM
# OF DEC POINTS: 0
4 MA: 0
20 MA: 100
ALARM SET PT: 25
DEADBAND: 2
STATUS
SET DELAY (SEC): 2
RESET DLY (SEC): 10
ALARM DIR: UPSCALE
LATCHING: YES
FAILSAFE: ON
RLY TRIP ON FLT: ON
BACKLIGHT: ON
Inactivity of the operator interface after 5 minutes will
return the LCD to the Home screen.
Alarm condition
Once the signal exceeds the alarm setpoint for the Set
Delay time, ALARM will flash on the screen and the
alarm relay will change states. Once the signal falls
below the alarm setpoint for the Reset Delay time, the
ALARM message will clear and the relay will return to
it's resting state. However, if LATCHING is turned on,
the ALARM message will remain and PRESS ESC TO
RESET will also flash on the screen. Pressing the ESC
key will clear the alarm and reset the relay back to its
resting state.
Status screens
Pressing the or arrows will allow viewing of the
Status screens as seen on the following page. The
parameters are configured in Configuration mode. No
changes can be made from the Status screens.
STATUS
BEEP: ON
TOP MENU: ON
AVERAGING: OFF
CONTRAST: 21
TEMP (F): 82.4
HEATER: 0
REFRESH RATE (S): 1.0