The TD-4100XD is a ruggedized version of the TD-4100 continuous online oil in water monitor built for severe duty and hazardous area locations . . . .
The TD-4100XD General Purpose monitor is a lower cost version of the industry standard TD-4100XD and is designed for General Purpose areas (non-explosive atmospheres) . . . .
The TD-4100XDC is a “closed cell” version of the rugged, world industry standard TD-4100XD Oil in Water Monitor. It was designed for normally clean water applications . . . .
The TD-4100XDC General Purpose oil in water monitor is a lower cost version of the industry standard TD-4100XDC and is designed for general purpose areas (non-explosive atmospheres) . . . .