Portable Type RTD Simulator can be used with or without lead balancing for 2 wires or 3 wire RTD simulations. The Simulator requires exact low value resistance without zero and contact resistance effects. The Simulator eliminates zero resistance and switch contact variations. The Simulator is offered with plug-in sockets for quick and easy connections. The Simulator has provision for lead balancing resistance, handy and is light yet robust that makes it ideal for use in field and control rooms. The Portable Type RTD Simulator is offered in size of 60 X 53 X 107 mm and has weight of 350 gm.