The WTW pH 3110 is the right choice for all who are looking for a simple meter for portable pH measurements.
Product Features
- Easy and robust portable pH/mV meter for routine measurement
- Waterproof according IP 67
- 3-point calibration
- Integrated calibration timer
- Robust meter housing plus 100 % waterproof and easy-to-clean keypad
- Keys with tactile feedback for error-free operaion
- Built-in calibration timer for reliable results
Technical Data
Instrument |
3110/3205 |
3210 |
3310/3320 |
Calibration memory |
current calibration |
current calibration |
up to 10 calibrations |
Celsius/Fahrenheit |
yes |
yes |
yes |
AutoRead |
automatic |
automatic/manual selectable |
automatic/manual selectable |
Display |
Customized LCD, 3205: LCD graphic display, backlit |
LCD graphic display, backlit |
LCD graphic display, backlit |
Data memory |
– |
manual 200 |
manual 200/5000 automatic |
Logger |
– |
manual |
manual/time controlled |
Interface |
– |
– |
USB 1.1 |
Power supply |
4 x 1.5 V AA oder 4 x 1.2 V NiMH-re- chargeable battery |
4 x 1.5 V AA oder 4 x 1.2 V NiMH-re- chargeable battery |
4 x 1.5 V AA oder 4 x 1.2 V NiMH-re- chargeable battery |
Continuous operation time |
up to 3000 hours (pH 3110) to 1000 hours/800 hours (Cond 3110/ Oxi 3205: 100 hours with backlit) |
up to 100 hours/800 hours w/o backlit |
up to 100 hours/800 hours w/o backlit |
Protection class |
IP 67 |
IP 67 |
IP 67 |
Model |
pH 3110 |
pH 3210 |
pH 3310,pH/ION 3310,pH/Cond 3320, Multi 3320 |
pH |
– 2.0 … 20.0 ± 0.1 pH – 2.00 … 20.00 ± 0.01 pH – 2.000 … 19.999 ± 0.005 pH |
– 2.0 … 20.0 ± 0.1 pH – 2.00 … 20.00 ± 0.01 pH – 2.000 … 19.999 ± 0.005 pH |
– 2.0 … 20.0 ± 0.1 pH – 2.00 … 20.00 ± 0.01 pH – 2.000 … 19.999 ± 0.005 pH |
mV |
± 1200.0 ± 0.3 mV ± (2000 ± 1) mV |
± 1200.0 ± 0.3 mV ± (2500 ± 1) mV |
± 1200.0 ± 0.3 mV ± (2500 ± 1) mV |
ISE (mg/l, µmol/l, mg/kg, ppm, %) |
– |
– |
0.000 … 9.999 (Not pH 3310) 10.00 … 99.99 100.0 … 999.9 1000 … 999999 |
Temperature |
– 5.0 … 105.0 °C ± 0.1 °C |
– 5.0 … 105.0 °C ± 0.1 °C |
– 5.0 … 105.0 °C ± 0.1 °C |
CMC |
– |
yes |
yes |
Calbration |
1-. 2-. 3 point WTW Technical and NIST Buffer |
1-. 2-. 3-. 4-. 5 point WTW Technical NIST and 20 additional buffer sets |
1-. 2-. 3-. 4-. 5 point WTW Technical NIST and 20 additional buffer sets pH/ION 3320, pH/Cond 3320, Multi 3320: ISE: 2-7 point |
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ManufacturerWTW - Xylem Inc
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Country of OriginGermany
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Available VersionsSingle instrument in a case including buffer STP 4 and STP 7, 3 mol/l KCI, short instruction manual, CD-ROM, and batteries, Meter in carry case with pH electrode SenTix 41, buffer solution STP 4 and STP 7, stand, beaker, short instruction manual, CD-ROM, and batteries.
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pH– 2.0 … 20.0 ± 0.1 pH – 2.00 … 20.00 ± 0.01 pH – 2.000 … 19.999 ± 0.005 pH, Not Applicable
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mV± 1200.0 ± 0.3 mV ± (2000 ± 1) mV, Not Applicable
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ModelpH 3110, pH 3110 SET 2