Built-In Diagnostics - Johnson Controls FMS-1655L Installation Manual

Room pressure controller
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FMS-1655L PROGRAMMING
Basic Programming
The brightness of the FMS-1655L main
display screen may also be adjusted using the
Set Brightness option on the Display Setup
menu. All brightness settings are stored to
non-volatile memory and remain in effect
through a power cycle.
When configured for single sensor mode, the
main display screen may be customized using
options on the Display Setup menus. The
Display Options menu option allows specific
information to be individually suppressed by
deselecting the unwanted items from the Set
Display Options selection screen. Dual sensor
models do not have configurable display
settings, other than the brightness of the
Safety Halo
settings.
TM

Built-in Diagnostics

The FMS-1655L incorporates several
diagnostic tools (see Figure 8) including
an About This FMS option, an Override
option, a Real-Time View feature, and an
option to perform a Factory Restore of the
FMS-1655L. The About This FMS option on
the Diagnostics menu provides information
specific to this particular unit, including
the firmware versions and electronic serial
number of the display module, the Neuron ID
associated with the controller module, as well
as its network address.
During the test and balance phase, it is often
convenient to be able to adjust exhaust
damper actuators to a specific position to
force a specific airflow condition.
The analog outputs may be individually
overridden by selecting the Overrides option
from the Diagnostics menu, the Analog
Outputs option, and then selecting the specific
analog output to be overridden.
Due to continuous improvement, JCI reserves the right to change product specifications without notice.
The user can then, in real-time, dynamically
move the damper actuator to a specific
position using the slider on the override
screen.
While in override mode, the selected analog
output is disconnected from its PID control
loop, if configured for PID mode. Canceling
override mode effectively resumes the PID or
direct analog output control.
The FMS-1655L incorporates a convenient
feature that allows the installer to view the
real-time conditions of all of the hardware
resources as well as several system
variables. These include the analog inputs,
analog outputs and digital inputs. Selecting
the Real-Time View option from the
Diagnostics menu allows the user to view
the real-time conditions of any of the listed
resources.
For example, selecting the Analog Inputs
option from the Real-Time View menu invokes
the real-time view configuration screen. To
skip to the next set of resources to view, tap
the Next button. To cancel the real-time view
display at any time, tap the Exit button to
return to the Real-Time View menu.
To reset all of the modifiable configuration
parameters of the FMS-1655L to their original
default settings, the Factory Restore option on
the Diagnostics menu may be selected.
Selecting this option invokes a warning
message informing the user that all existing
configuration settings will be erased and
replaced with the factory-configured default
settings. The user is then prompted for a
password before proceeding to completely
reset all configuration settings to their factory
default values.
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34
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Figure 8. Built-in Diagnostics

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