IMPA Engine Indicators

Indicator Paper M-3, Metallic White 50's 55x113mm

Recording paper for use with an engine pressure indicator. Can be furnished in white or red for the sizes listed below. Provided in pads of 50 sheets.

Indicator Paper W-3, Metallic White 50's 35x113mm

Recording paper for use with an engine pressure indicator. Can be furnished in white or red for the sizes listed below. Provided in pads of 50 sheets.

Planimeter F/engine Indicator

Used to determine the average effective pressure from the indicator diagram of the engine indicator easily and accurately. Also capable of, similarly to ordinary planimeters, measuring the area of intricate plane figures. Clip the figure to be measured on the plate to move the stylus along the closed figure. The difference between readings on the graduated ring before and after the stylus trip will provide the movement area of the figure in cm2. Range of the stylus: within 65 x 130 mm, One graduation on the ring: 1 cm2, Accurate reading: up to 0.1 cm2

Sigma-meter 130x200mm

Is a scale with which you can calculate the effective average pressure of the ships main diesel engine with the indicator card easily and accurately. The addition of P1 + P2 .... P10 on the indicator card can be read more quickly and precisely by simply sliding the transparent 3 slides on the indicator card. The size of the scale plate is 130 x 200 mm. This unit is made of plastic and is light, compact, and easy to handle.