Type YT-1000L Electro-pneumatic valve positioner is used for operation of pneumatic linear valve actuators by means of electrical controller or control system with an analog output signal of DC 4 to 20 mA or split Ranges.

Type YT-1000R Electro-pneumatic valve positioner is used for operation of pneumatic rotary valve actuators by means of electrical controller or control system with an analog output signal of DC 4 to 20 mA or split Ranges.

Type YT-1000R+PTM (external) Electro-pneumatic valve positioner is used for operation of pneumatic rotary valve actuators by means of electrical controller or control system with an analog output signal of DC 4 to 20 mA or split Ranges.

Type YT-1000R+L/S 210 (external) Electro-pneumatic valve positioner is used for operation of pneumatic rotary valve actuators by means of electrical controller or control system with an analog output signal of DC 4 to 20 mA or split Ranges.

Type YT-1000R+L/S 410A (external) Electro-pneumatic valve positioner is used for operation of pneumatic rotary valve actuators by means of electrical controller or control system with an analog output signal of DC 4 to 20 mA or split Ranges.

Type YT-1000R+PTM+L/S 410B (external) Electro-pneumatic valve positioner is used for operation of pneumatic rotary valve actuators by means of electrical controller or control system with an analog output signal of DC 4 to 20 mA or split Ranges.

Type YT-1200L Pneumatic-pneumatic positioner​ is used for pneumatic linear valve actuators by means of pneumatic controller or control systems with an output signal of 3 to 5psi or split rages.

Type YT-1200R Pneumatic-pneumatic positioner is used for pneumatic rotary valve actuators by means of pneumatic controller or control systems with an output signal of 3 to 5psi or split rages.