PNEUMATIC DIFFERENTIAL PRESSURES P/N: 185BP3KP81A1P69A2P68A3, 8» PORTABLE CHART RECORDER TRIPLE PRESSURE SYSTEM, BLACK POWDER-COATED DIE CAST ALUMINUM CASE (MATTE FINISH), DOOR WITH PLEXIGLASS WINDOW, SWISS-MADE SPRING-WOUND MECHANICAL 24 HOUR & 7 DAY SWITCHABLE CHART CLOCK SET AT 24 HOURS ROTATION, , PERIOD (725R084), 0-160 BAR PRESSURE ELEMENT RATING, RED FELT TIP PEN, 1/4» NPT(F) PROCESS CONNECTION, 0-100 BAR PRESSURE ELEMENT RATING, BLUE FELT TIP PEN, 1/4» NPT(F) PROCESS CONNECTION, 0-15 PSI PRESSURE ELEMENT RATING, GREEN FELT TIP PEN, 1/4» NPT(F) PROCESS CONNECTION (THE PNEUMATIC RECEIVER, 3-15 RANGE WILL BE SHOWN IN THE RANGE OF 0-15 ON THE PAPER CHARTS), INCLUDES CORROSION RESISTANT INTERNALS, 1 FELT TIP PEN +1 SPARE PEN PER SYSTEM, AND MANUAL, 2 5 $55.00 0 % $275.00