MENU ITEM
Monitor/
Controller
EMERGENCY
AUDIBLE ALARM
FHM10 and FHC50
The EMERGENCY AUD menu item determines of the audible
alarm sounds when the controller enters emergency mode. If set
to ON, the audible alarm will sound intermittently to indicate an
emergency. If set to OFF, the audible alarm will not sound in
emergency mode.
NOTE: The EMERGENCY AUD item does not affect
messages on the display or operation of the red LED.
MUTE BUTTON
FHM10 and FHC50
The MUTE BUTTON item enables the mute button on the front
of the controller. Select ON if the Audible Alarm can be muted
from the keypad. Select OFF if the Audible Alarm cannot be
muted.
MUTE TIMEOUT
FHM10 and FHC50
The MUTE TIMEOUT item sets the length of time the audible
alarm will be silenced if the mute button is pressed (MUTE
BUTTON must be set to ON). The MUTE TIMEOUT can be set
from 1 to 60 minutes or Permanent. If Permanent is selected, the
audible alarm will not be activated during the current alarm, but
the audible alarm will reset when the alarm clears.
1 to 60 Minutes
Permanent
ALARM DELAY
FHM10 and FHC50
The ALARM DELAY item sets the period of time the face
velocity (flow) must be above the high alarm set point or below
the low alarm set point before the controller enters alarm mode.
Use the ALARM DELAY function to avoid momentary, nuisance
alarms.
ANALOG OUTPUT
TYPE
FHM10 and FHC50
The ANALOG OUT TYPE item selects the measurement that
the ANALOG OUTPUT SIGNAL will represent.
FHC50 Controller:
Velocity
Flow rate
%Sash Open
FHM10 Monitor:
Velocity
Flow rate
ANALOG OUTPUT
SIGNAL
FHM10 and FHC50
The ANALOG OUT SIG item selects the type of analog Velocity,
Flow, or %Sash Open signal output (not control output signal).
See menu item ANALOG OUT TYPE.
0 to 10 VDC or
4 to 20 mA
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