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Overview

The Hanna HI97711C is a waterproof portable photometer for free and total chlorine from 0.00 to 5.00 mg/L by the DPD method, with CAL Check validation cuvettes, powder or liquid reagents and a rugged carrying case.

  • Free and total chlorine, 0.00 to 5.00 mg/L, 0.01 mg/L resolution
  • Accuracy ±0.03 mg/L ±3 % of reading; adaptation of US EPA method 330.5 (DPD)
  • CAL Check cuvettes A and B validate the meter's performance (supplied in the HI97711C kit)
  • Works with powder or liquid reagents
  • IP67 floating case; no warm-up time; tutorial mode
  • Logs 50 readings; more than 800 measurements on 3 AA batteries

Reagents are sold separately. Request a quote for pricing and availability.

Specifications

Parameters
Free chlorine, total chlorine (as Cl2)
Range / Resolution
0.00 to 5.00 mg/L / 0.01 mg/L
Accuracy
±0.03 mg/L ±3 % of reading at 25 °C
Method
Adaptation of US EPA method 330.5, DPD colorimetric
Optics
LED, 525 nm narrow band interference filter, silicon photocell
Cuvette
Round, 24.6 mm diameter
Logging
50 readings
Display
128 x 64 pixel backlit LCD
Power
3 x 1.5 V AA alkaline; more than 800 measurements without backlight
Environment
0 to 50 °C, 0 to 100 % RH
Case
IP67, floats
Dimensions / Weight
142.5 x 102.5 x 50.5 mm / 380 g with batteries
HI97711C Kit Contents
Carrying case, 2 cuvettes with caps, 2 stoppers, CAL Check cuvettes A and B, cloth, scissors, batteries, certificates, manual
Warranty
2 years

Documents

In-house service

Calibration and repair

Send it to our Montreal service team. We evaluate the instrument and send a detailed quote before any work starts.

Start a service request

Questions, answered

How fast will I get a price?

Send the quote request and a specialist replies within 4 business hours, Monday to Friday, 8:00 to 4:30 ET.

Can we pay on account or by purchase order?

Yes. With established credit, terms are Net 30 days, and you can send your purchase order with the quote request. We also accept Visa, Mastercard and American Express.

How is shipping charged?

On quotes and account orders, freight is F.O.B. Montréal: the carrier charge is worked out at shipment from the packed weight and dimensions, and added to your invoice. In-stock items can also be picked up the same day in Montréal (8605 rue du Champ-d'Eau).

Can I return it?

Yes, within 30 days of purchase, with a return authorization number from customer service first. A 25% restocking fee applies, unless it is a defect covered by the warranty. Special orders, hazardous materials, flammable liquids and gases can't be returned. Return policy

Can ERE calibrate or repair it?

Yes. Our Montréal service shop calibrates and repairs it in-house. Request service

What warranty does it carry?

The manufacturer's warranty applies. The exact terms are in the warranty document. Read the warranty

Since 1994Supplying labs and field crews
30,000+Customers across North America
AuthorizedBrand distributor
4 hrTypical quote turnaround