C-2040 Averaging Cumulator Supply Pressure Maximum of 25 psig (175 kPa) Input Pressure 0 to 20 psig (0 to 140 kPa) from Two, Three, or Four Controllers or Transmitters Accuracy ± 0.6 psi (4.2 kPa) @ 10 psi (70 kPa) Pilot Differential Air Connections Barbed Fittings for 5/32 in. O.D. Polytubing