* The heater is divided into two zones with the high/low mode of both guard heaters being completely automatic
* Useful to maintain adiabatic conditions at high containment pressures
* This option includes a Dual Zone Guard Heater Control Box and one Dual Zone Heater Set (VSP-007)
* Requires VSP2 Windows operating system 3.1 or higher
* User should already have an Auxiliary Cable (VSP-052), and a Six-Conductor Heater Cable (VSP-051)