HIDTM Residential Membranes ★ Operating Limits Model No. Maximum Operating Temperature Maximum Operating Pressure Feed Water PH Range, continuous operation Maximum Feed Water Turbidity Maximum Feed Water SDI Chlorine Tolerance TFC-1812-50 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-1812-75 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-2012-100 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-2012-125 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-2012-150 45℃ 200psi 4-11 1NTU 5 <0.1ppm TFC-2012-200 45℃ 200psi 4-11 1NTU 5 <0.1ppm Start-up Data of Model TFC-1812-75 GPD (test temp. 25℃; pressure at 65psi; TDS at 500ppm) (test temp. 25℃; TDS at 500ppm)