CUSTOM OR STOCK PRODUCT RANGE TO CREATE INDIVIDUALIZED SOLUTIONS EnviroLine Control Panels are an economical solution for Geothermal and Conventional heat pump control. Our controls provide the sophisticated sequences of a DDC control system in a “stand alone or networked” unit without the expense. We are a designer/fabricator of stock or custom built control panels to precisely match your specific requirements. Don’t settle for a modified reset controller that is just adequate.   Standard Features Primary Pump Rotation (not limited to two pumps) Automatic Backup on Primary Pump Failure Audible Alarm and Alarm Contacts for Remote Monitoring Network Ready for Optional Building Automation Communication such as Modbus, BACnet, Lonworks or Web Access Flow Switch and Optional System Interlocks Immersion Temperature Sensor c/w 4 or 6 Inch Brass Wells Ground Loop Pump Control and Rotation  e.g.  P-1,2,3,4;   P-2,3,4,1;  P-3,4,1,2  etc. (not limited to four pumps) Inputs can be Configured as NTC, Ratiometric (Voltage), 0 to 20mA, 4 to 20mA, ON/OFF  Outputs can be Configured as Pumps, Valves, Heat Pumps Boilers, Fans, Dampers and More Sequence to Exercise Pumps Relays c/w Hand/Off/Auto Switches and LED Display for Commissioning or Service Built In Real Time Clock Back Lit LCD Display c/w Easy to Use Navigation Buttons LCD has Multiple Information Screens Up To 8 Lines of Information per Screen   Typical Parameters Include: Temperatures in Celsius or Fahrenheit Historical Data of Pump Run Times and Number of Starts Display of Loop Temperature Flow Switch and Interlock Status Time and Date System Demand Current Lead Pumps Factory Reset Parameters Display is Password Protected and Panel is Secured by Lock and Key   Some Advanced Features Include: Sequence Stabilization Typically 30sec to 300sec Temperature Offset Typically 0.5deg to 5deg Selectable Flow Delay of 10sec to 45sec Lead/Lag Disable Define Number of Stages/Pumps LCD Graphics Automatically Update After Modifications Tandem Pump Control Under Variable Load