S – 150 Controller User Manual
MKTF – 429-A 15 08/16
STANDARD SETPOINTS
SETPOINT
DESCRIPTION
RANGE
DEFAULT
TDS / Conductivity
Limit
When this value is met or exceeded, the alarm lamp will light
and high TDS / Conductivity will show on the display. To
0 – 999 uS
or ppm
100
When the limit Setpoint is exceeded, no alarm will be given
until this time has expired.
30
TDS / Conductivity
Shutdown
Once a TDS / Conductivity alarm is active, if the time in this
exceeded, a TDS / Conductivity shutdown will occur. To
0 – 99
minutes
0
RO Start Delay
The amount of time between the inlet valve opening and the
RO pump start.
5
Press Fault Delay
The time a pressure fault must be active before a pressure
fault shutdown occurs.
5
Auto Reset
When a pressure fault shutdown is active, the system will
attempt to restart after this delay. If set to zero, system must
0 – 99
minutes
60
Alarm Silence
If the audible alarm is silenced after this delay, the alarm will
resound. If set to zero minutes the alarm will remain silenced.
0
TF Restart Delay
When a tank full condition clears, the system will restart after
this delay.
seconds/
5
TF Restart
Selects whether the tank full restart delay is in seconds or
minutes. 0 = seconds, 1 = minutes.
0 – 1 0
TFO Time The amount of time that a tank full override lasts.
5
Tank Lo Restart
When a tank low condition clears, the auxiliary pump will
restart after this delay.
15
Flush Type Selects the type of flush. Set to zero to disable flush. 0 – 8 0
Flush Time
The length of time a membrane flush cycle will last when flush
is active.
5
Flush Interval
The interval between flush cycles. Only valid with op hour,
elapsed time or off flush types.
0 – 99 hours 24
Flush Mode Selects if the inlet and RO pump relays operate during flush. 0 – 3 0
Maximum Hours
If the current operating hours exceed this limit, the operating
hours warning will occur. To disable, set to zero.
0
Current Hours Current number of hours of RO system operation. 0 – 65000 0
Expander Mode Selects how the relays on the I/O expander board operate. 0 – 4 0
Temp Offset Allows adjustment of temperature reading by +–5 degrees. –5 – +5 0
Temp UOM Selects display of temperature in °F or °C. 0 – 1 0
Switch Select Selects if switch inputs are normally open or normally closed. 0 – 32 0
TDS / Conductivity
UOM
Selects display of water quality in uS or PPM.
NOTE: If this Setpoint is changed, the unit must be
0 – 1 0
TDS / Conductivity
Range
Selects range of TDS / Conductivity monitor 0–50, 1–100, 2–
250, 3–500, 4–1000, 5–2500, 6–5000
NOTE: If this Setpoint is changed, the unit must be
recalibrated and may require some components be changed.
0 – 6 2
TF Delay Selects delay time for Tank Full
5