TN800 Series For Industrial & Petroleum Products Materials & Performance +/- 1% Over 10:1 Turndown & +/- 0.5 Repeatability Flow Rates to 60 GPM (230 lpm) Mechanical or Electronic (aluminum only) Registers 1" & 1½" Models NPT or BSP Ports Standard, 150# RF ANSI Adaptors Optional Anodized Aluminum or Stainless Steel PPS Measuring Chamber Viton™ or Teflon™ Seals 150 PSI (10.5 BAR) MWP Model TN840BN1C Shown Description of Included Models Model Description Link TN840A 1" or 1½" Anodized Aluminum, 400 PSI, Nominal 40 GPM (150 lpm) TN Series Data Sheet (330 KB) TN860A 1½" Anodized Aluminum, 400 PSI, Nominal 60 GPM (230 lpm) TN Series Data Sheet (330 KB) TN840D 1" 316 Stainless Steel, 400 PSI, Nominal 40 GPM (150 lpm) TN Series Data Sheet (330 KB) TN860D 1" 316 Stainless Steel, 400 PSI, Nominal 60 GPM (230 lpm) TN Series Data Sheet (330 KB) Above shows meter model numbers. For ordering purposes, both an assembly number and various option identifiers must be added. Please consult with your distributor for complete part numbers. TN Part Number Breakdown (63 KB) Tuthill TN Series Assembly Options (121 KB) Repair & Maintenance Refer to the Installation & Maintenance Manual supplied with each flow meter. For installation & calibration assistance, please contact your distributor.