Resistance Box vacuum reflow oven • oil or grease behaviour

• oil or grease behaviour at low temperatures

Introducing the SSU programmable digital timer

The top plate has 2 holes for holding 25mm dia test tubes

Near or on the surface of the metal plate

Control Panels : All control panels are fitted tops of tissue culture racks

Resistance Box vacuum reflow oven • oil or grease behaviourResistance Box For accurate work, in polished wooden box and panel figured in white. Split brass contact blocks hold precision cut, interchangeable plug having moulded black fluted tops. Coils of constantan wire, double silk covered are wond co efficient. Accuracy 0. 1%. Range In Ohms Total Ohms No of Coils 1 50 110 4 1 100 210 9 1 500 1110 12 1 1000 2110 13 1 5000 11110 16 1 10000 21110 17