Manufacturer: NIHON KOSO CO., LTD.
Model: D/R Series

Features

• Rolling diaphragm provides excellent sensitivity and provides maximum constant effective area, which translates into improved linearity
• Modular construction provides maximum part interchangeability between direct and reverse-acting models and between selected case sizes
• High spring rates improve control valve stability
• Minimal guiding assures low hysteresis in reverse-acting models ‒ zero hysteresis in direct-acting models
• Stainless steel stems are standard for maximum performance in corrosive environments