Walchem WCT400 Series Instruction Manual

Walchem WCT400 Series Instruction Manual Manual pdf 6 page image

32.4 WCT Variables and their LimitsLow Limit High LimitConductivity menuPPM Conversion Factor 0.200 ppm/μS/cm 1.000 ppm/μS/cmInterval Time (sampling) 5 minutes 24:00 hoursDuration Time (sampling) 1 minute 59 min: 59 sec% Calibration Range -50 +50Temperature Menu No variablesBleed MenuSet Point 0 μS/cm 10,000 μS/cmDead Band 5 μS/cm 500 μS/cmBleed Limit Time (set in hours/minutes) 1 minute 8 hrs: 20 min (enabled)0=unlimited (disabled)Bleed Volume 1 (gallons or liters) 9,999 (gallons or liters)Makeup Volume 1 (gallons or liters) 9,999 (gallons or liters)Feed MenuFeed Lockout Timer (Mode A) 1 second 99 min: 59 secPercent of Bleed (Mode B) 5 % 99 %Feed Time Limit (Mode B) 1 minute 99 min: 59 secPercent of Time (Mode C) 0.1 % 99 %Feed Cycle Time (Mode C) 10 minutes 59 min: 59 secTime per Contact (Mode D) 1 second 59 min: 59 sec÷ Contacts by (Mode D) 1 contact 100 contactsTime Limit (Mode D & E) 1 minute 99 min: 59 secTime/Vol (Mode E) 1 second 59 min: 59 secVol to Initiate Feed (Mode E) 1 9,999WM1 and WM2 MenusGallons per Contact 1 gal/contact 500 gal/contactLiters per Contact 1 L/contact 500 L/contactK Factor (Paddlewheel) 0.01 pulse/vol 9,999.99 pulses/volBiocide Menus (WCT410 only)Pre-Bleed (0 disables pre-bleed) 1μS/cm 9.999 μS/cmLockout 0 minutes 9 hrs:59 minAdd TimeDaily Adds 0 minutes 144 minutesAll other modes 0 minutes 1440 minutes4-20 mA Menu 4 & 20 mA Settings 0 μS/cm 10,000 μS/cmAccess Code Menu New Value 0 9999Alarm Menu* High & Low (set to zero to disable) 1% 50%Datalog Menu (Optional) No variablesConfig Menu (Optional) No variablesUpgrade Menu No variables*Note: The Alarm relay is non-programmable. Refer to the Main Menu diagram on page 16 for the list of errorconditions that trigger the alarm relay.