Spring calibration for the 2 1/2×5 Thrust Type Power Positioner.
Available as O2, CO, H2S, H2, NO2 & flammable catalytic bead.
Includes accessories needed to perform calibrations on the Searchpoint Optima plus gas detector (does not include calibration gas).
Digital analog output converter, Modbus RS-485 to 4-20mA for your 301C gas controller.
Refrigerant gas sensor or combustible explosion proof sensors available.