Tonhe T20 Series 3/4'' 2 way electric ball valve www.china-tonhe.com A -- manual Override (X), Indicator (X) B -- Manual Override (√), Indicator (√) C -- Manual Override (X), Indicator (√) Product Characteristic 1, Mini dimension design suits for small equipment 2, Metal gear – service life 70,000 to 100,000 circles 3, Floting seal structure, no leakage 1. HVAC systems. 2. Water treatment, irrigation 3. Chemical process 4, Low current – suitable for battery driving 4. Smart water meters, heat energy meters, solar instrument. 5, Manual Overrid and on/off indicator is safe and convenient 5. Water saving equipment 6. Replacing solenoid valve, particularly when solenoid cannot work reliably Name Actuator Body cover O-ring Sealing Ball Steam O-ring Material PPO Brass EPDM PTFE Brass Brass NBR Wiring Option Technical Parameters Model No. T20-B2-A T20-B2-B T20-B2-C Rated Current Medium Temperature Environment temperature Ball valve connection size Series T15 T20 T25 T32 Manual override instruction: In case of an electric supply failure, it is possible to operate the actuator manually: 1. Power must in off position when use the manual override. 2. Gently rotating the hand wheel left and right with small angle, and pulling up the hand wheel about 3mm, then turn the knob left or right to control the valve open or close. 3. When the red needle in the indicator pointing to “S”, means the valve is closed. When pointing to the “O”, means the valve is open. 4. After finish the manual override operation, must press down the knob, so that for the normal electric operation. Taizhou Tonghe Flow Control Equipment Co.,Ltd Add: No. 1012, Xincheng Road,Huangyan Taizhou ,Zhejiang Province Zip: 318020 Phone: 86-0576-81100233 Email: [email protected]