Service:Compatible fluids.Flow Range:See flow chart on catalog page.Wetted Materials:1/2 to 2″: PVC housing, ceramic bearings, tungsten carbide shaft, PVDF rotor, 316 stainless steel rings; 3 to 4″: PVC housing, PEEK® bearings, 316 stainless steel shaft & thrust washers, Acetal rotor & nose cone, ferrite signal generator.Accuracy:1/2″ to 2″: ±3% of reading; 3″ and 4″: ±2% of reading.Batch Total Maximum:999,999.Cumulative Total Maximum:99,999,900.Temperature Limits:Process: 32 to 140°F (0 to 60°C); Storage: -40 to 158°F (0 to 70°C).Pressure Limits:1/2″ to 2″: 225 psig (15 bar) @ 73°F; 3″ and 4″: 135 psig (9.3 bar) @ 73°F.Display:6-digit LCD, 3/4″ H.Process Connections:See model chart on catalog page.Power Requirements:TTMP-XX1: (2) 3V primary lithium metal batteries, installed functional, user replaceable; TTMP-XX3 to TTMP-XX6: (1) 9V primary lithium metal battery, installed functional, user replaceable or 7V to 30V external power.Battery Life:TTMP-XX1: Approximately 5 years; TTMP-XX3 to TTMP-XX6: Approximately 4 years.Weight:See weight chart on catalog page.Agency Approvals:CE.