Dimensions Choose your configuration: 1 Galvanic sensor 8 Smart probe, with RS485 connection zz 00 supplied with DIN connector (without cable). See Accessories section for patch cable ordering codes. 05, 10, 15, 25, 50 fixed cable length (in meters) — 1 8 z z HI7640 Ordering Information Each probe is supplied with HI7042B Galvanic DO electrolyte solution, 30 mL (2 pcs.), HI7640-18A Replacement membrane cap and O-ring (5 pcs. of each), syringe and cone shaped plastic tip, electrolyte screw and fill hole O‑ring (2 pcs. of each), protective probe cap, quick reference guide with probe quality certificate. Ø 28 mm (1.1”) 3/4’’ NPT 3/4’’ NPT Ø 17 mm (0.7”) 165 mm (6.5”) 53 mm (2.0”) 30 mm (1.2”) 178 mm (( 7..0””)) Accessories HI7640-18A/P Replacement membrane cap (5 pcs.) HI7040L Zero oxygen solution set, 500 mL + 12 g HI7042B Galvanic DO electrolyte solution, 30 mL HI740226 5 mL graduated syringe HI731350 Plastic tip (25 pcs.) HI76510-05 Patch cable, 5 m (16’5”) HI76510-10 Patch cable, 10 m (32’9”) HI76510-15 Patch cable, 15 m (49’2”) HI76510-25 Patch cable, 25 m (82’) HI76510-50 Patch cable, 50 m (164’) Specifications example HI7640-18zz Dissolved Oxygen Range 0.00 to 50.00 mg/L (ppm) concentration 0.0 to 500.0 % saturation Resolution 0.01 mg/L (ppm) 0.1% saturation Accuracy from 0.00 to 20.00 mg/L (ppm): ±2 % of reading or ±0.2 mg/L (ppm), whichever is greater; from 20.00 to 50.00 mg/L (ppm): ±6% of reading from 0.0 to 200.0 % saturation: 2 % of reading or ±2.0 %, whichever is greater; from 200.0 to 500.0 % saturation: ±6 % of reading Calibration One or two points: at 100% and/or 0% or 8.26 mg/L and/or 0 mg/L in water-saturated air or zero-oxygen solution Single point process calibration: using value entered by the user in % saturation or mg/L Temperature Range −5.0 to 50.0°C (23.0 to 122.0 °F) Resolution 0.1 °C; 0.1 °F Accuracy ±0.5 °C; ±1.0 °F Calibration Single point offset (controller setting) Temperature Compensation Automatic Temperature Source Automatic (from probe) Manual Pressure Compensation Automatic 420 to 850 mmHg Salinity Compensation Automatic 0 to 70 g/L (set manually) Body PVDF Sensor Type Galvanic cell Cathode Silver (Ag) Anode Zinc (Zn) Diameter Ø 17 mm (0.7”) Insertion length 30 mm (1.2”) Maximum Pressure 3 bar (43.5 psi) at 25 °C (77 °F) Threaded Connection 3/4” NPT external thread for insertion mounting Wetted Parts Sensor body PVDF Membrane cap PEI and PTFE O-ring NBR Protection Rating IP68 Cable Length zz, see Ordering Information 15 Process Instrumentation 15.69 www.hannainst.com | controllers
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