DT-1301 light meter is easy to use with pocket size and light weight, providing accurate display light level in terms of Foot Candles(FC) or LUX over wide range. Just turning the Function Switch to select the “lux” scale and setting the range to desired range, then removing the photo detector to light source in a horizontal position and reading the illuminance from the LCD display. When the measurement is completed, replace the photo detector from the light source.
Up for sale is a pair of vintage laboratory glass tubular thermometers in a fitted and padded blackened steel case. One thermometer is slightly thinner than the other.** These thermometers have 2 gradients in each. The larger thermometer shows a scale from 39 to 51, with another 2 sided scale in Fahrenheit measurements from 0 to 140.
The Siemens 192-203 Powers Controls Thermostat is a proportional single output, single set point, 2-pipe (high air capacity) sensor controller. Includes a wall mounting plate for installation in a variety of rough-in terminal boxes, a sensitive bimetal which responds to temperature change to modulate control air through a flapper nozzle, and one set point dial.
The Magnehelic is used to measure fan and blower pressures, filter resistance, air velosity, furnace draft, pressure drop accross orifice plates, liquid levels with bubbler systems, and pressures in fluid amplifier or fluidic systems.
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