Page 18 of 34
File Name:
Doc#586p.docx
P
ART VII: SYSTEM SET POINT DEFINITIONS
Note: Sample settings shown below. Not to be used to program controller for operation. Consult factory for correct
settings for the site conditions.
Configure System Setpoints
101 SYSTEM SETPOINTS
Engine Start
Pressure
[ 60] psi 0-999
If system pressure is at or below this setting the engine will start if the system is in
Auto mode. The Start pressure should never be set higher than the stop pressure.
There should be about a 5 psi difference between the start and stop pressure
settings.
102 SYSTEM SETPOINTS
Engine Stop
Pressure
[ 90] psi 0-999
If system pressure is at or above this setting and the engine is running in Auto
mode, the engine can be stopped using the stop pushbutton or can automatically
stop if auto stop is enabled in setting 104.
103 SYSTEM SETPOINTS
Engine Start Delay
Time
[ 10] seconds 1-999
This time setting delays the start of the engine in Auto mode when a low pressure
condition or deluge valve start signal is received. This setting is normally used for
multiple pump installations where sequencing of pump starting is desired.
104 SYSTEM SETPOINTS
Engine Automatic
Stop Enabled
[No]
When enabled, the engine will stop automatically after all starting demands have
been satisfied. The timer set in 105 below must also time out before the engine
will stop. Factory default is NO.
105 SYSTEM SETPOINTS
Engine Minimum
Run Time
[30]minutes 30-60
The minimum run time that the engine must run before stopping automatically.
Must be set to at least 30 minutes per NFPA 20. Only active if 104 above is set to
Enabled.
106 SYSTEM SETPOINTS
Automatic Weekly
Engine Test Run
[Yes]
When set to “Yes" and the controller is in Auto mode, the controller will start the
engine and run for a preset time and then automatically stop. The day of the week
and time the engine would start once a week are set in set points 107 and 108
below. Requires the Tech password to change. Contact Metron Factory.
107 SYSTEM SETPOINTS
Auto Weekly Engine
Test Day Of The Week
[Tue]
The day of the week that the automatic weekly test start will begin.
108 SYSTEM SETPOINTS
Auto Weekly Engine
Test Start Time
[10:00:00]
The time of day the automatic weekly test start will begin.
109 SYSTEM SETPOINTS
Auto Weekly Test
Length Of Run Time
[30] minutes 1-99
The length of time the engine will run when started on automatic weekly test.
Must be set for a minimum of 30 minutes per NFPA 20.
110 SYSTEM SETPOINTS
Auto Weekly Test
Oil/Water Shutdown
[Yes]
When this feature is enabled, the engine will stop on Low Oil pressure or High
Engine Water Temperature during the weekly test run. If some other auto start
demand occurs, the controller will restart the engine.
111 SYSTEM SETPOINTS
Power Failure Engine
Startup
[Yes]
When this feature is enabled the engine will start if the AC power to the controller
fails. The time delay set in 112 below is used to override momentary outages.
