Basic Features :
- Intelligent functions : auto. calibration, auto. temperature compensation, self-diagnosis, data logging, auto. power off, and more.
- Digital filter technology : enhance the meter’s response time and measurement accuracy
- Automatic electrode recognition : the meter automatically switches to the right parameter mode according to the connected electrode
- Data logging : 400 sets of data storage and recall
- Built tough : IP57 water-resistant structure, ideal for use in harsh environment

pH
Measurement range : (-2.00 to 19.99) pH
Resolution : 0.1/0.01 pH
Accuracy : ±0.01pH±1 digit
Input current : ≤2×10-12 A
Input impedance : ≥1×1012 Ω
Temp. compensation range : (0 to 100) ˚C (automatic)

ORP
Measurement range (mV/ORP/EH) : -1999 mV to 1999mV
Resolution : 1mV
Accuracy : ±15mV

Conductivity
Measurement range Conductivity:
(0.00 to 19.99) μS/cm (20.0 to 199.9) μS/cm
(200 to 1999) μS/cm (2.00 to 19.99) mS/cm
(20.0 to 199.9) mS/cm
TDS: (0 to 100) g/L; Salinity : (0 to 100) ppt
Resistivity : (0 to 100) MΩ·cm
Resolution : 0.01/0.1/1μS/cm; 0.01/0.1 mS/cm
Accuracy : ±1.0% F.S
Temp. compensation range : (0 to 50) ˚C (automatic)
Electrode constant : 0.1 / 1 / 10 cm-1
Reference temperature : 25˚C, 20˚C, and 18˚C

Dissolved Oxygen
Measurement range : (0 to 19.99) mg/L (ppm); (0 to 200.0) %
Resolution : 0.1/0.01 mg/L (ppm) 1/0.1%
Accuracy : ±0.30 mg/L (ppm)
Response time : ≤30 seconds (25˚C, 90% response)
Temp. compensation range : (0 to 45) ˚C (automatic)
Salinity compensation range : (0 to 45) ppt (automatic)
Barometric pressure compensation range : (66 to 200) kPa (manual)
Automatic calibration : One or two points at 100% (water-saturated air) and 0%
Electrode type : Polarographic

Other Technical Parameters
Data storage : 400 sets
Data content : Serial number, measurement value, measurement unit, and temperature
Power Supply : Two AA alkaline batteries (1.5V x2)
Dimensions and weight Meter: (65×120×31) mm/180g
Dimensions and weight Complete Kit: (255 x 210x 50) mm/1760g
Quality and safety certification : CE, ISO 9001:2015

Working Condition
Working temperature : 5 to 35˚C
Working humidity : ≤85%
IP rating : IP57 water-resistant

Technical Specification
Carrying caseing including solutions: YesElectrodes: 201T-F/2301T-F
IP Rating: IP57
Datalogger: No
Date and Time: No
Output: No
Features
:

Portable pH/Conductivity Meter Kit PC 850
Model : PC 850

* PH
Measuring Range PH :（0 to 14.00）pH
Resolution : 0.1/0.01 pH
Accuracy :±0.01 pH ±1 digit
* MV
Range : ±1000mV
Resolution : 1mV
Accuracy : ±0.2% FS ±1 digit
* Temp Range
Range : 0 to 100Ԩ
Resolution : 0.1℃
Accuracy : ±0.5℃±1 digit
* Conductivity
Cond Range : Conductivity：0~200 mS/cm,
Resolution : 0.01/0.1/1μS/cm 0.01/0.1 mS/cm
Accuracy : ±1.0% FS ±1 digit

Technical Specification:
Range -2 ~ 16 PH
Resolution 0.01 PH; ± 0.01 PH
Accuracy ± 0.01 pH ; ± 0.5 C
Calibration auto buffer recognation
Temp 0-50.0 C
IP Rating IP167 Water-proof and dust proof; floats on water
Power DC 3 V, AAA Batteries x 4
Battery Life Continuous operation up to 2000 hours

Dimensions& Weight Tester: (40*40*178) mm/ 133g With case_(255*210*50) mm/ 700g

Electrode's Technical Specs

Application
Regular water solution testing, such as pools and spas, hydroponics, tap water, drinking water, water treatment, aquaculture, cooling towers, etc.
Shape of glass membrane
Bulb
Replaceable Yes
Temperature sensor Yes
Junction Single Junction Ceramic
Reference Eelctrode Ag/AgCl
Electrolyte KCL Gel
Range 0 to 14 pH
Temperature Range 0 to 50°C (32 to 122°F)

Feature :
- Quick and easy 1 to 3 points auto. pH calibration, automatically recognizing pH standards of 1.68, 4.00, 7.00, 10.01, 12.45.
- Built-in self-diagnosis ensures pH calibration will be performed correctly and guides you on how to fix common problems.
- Ideal for use in harsh environments — IP57 Waterproof rating, silicone socket protector and rubber boot protect the instrument from general impact.
- The large LCD displays pH and temperature along with icons of stable readings and finished calibrations.
- Standard BNC connector, compatible with Apera's LabSen® Series professional pH electrodes for other applications.

Technical Specifications
pH
Measuring Range（0 to 14.00）pH
Resolution 0.1/0.01 pH
Accuracy ±0.01 pH ±1 digit
Temperature Compensation Range (0 to 100)˚C (Auto. or Manual)
Calibration point 1 to 3 points
mV
Measuring Range ±1000mV
Resolution 1mV
Accuracy ±0.2% FS ±1 digit
Temp.
Measuring Range 0 to 100℃
Resolution 0.1℃
Accuracy ±0.5℃±1 digit
Power 3* AA alkaline batteries
Dimension & Weight
Meter: (88*170*33)mm / 313g
Case: (360*270*76)mm / 1.6kg
Connector
BNC for pH and ORP; RCA for temperature
What's in the box? PH850 meter, 201T-F pH/temp. electrode, 50ml of pH buffers (4.00, 7.00), 50ml of conductivity standards (1413µS, 12.88mS), instruction manual, screwdriver (for battery replacement), carrying case

Description

Apera's proprietary platinum black conductivity sensor, ensuring high accuracy in a wide range
Built-in temperature sensor, testing conductivity and temperature simultaneously, supporting ATC
Equipped with a detachable probe storage cap, keeping the sensor hydrated when not in use
POM body, ideal for use in harsh environments
8-pin connector

Sfecsification


Measuring Range: 0.5 μS/cm to 200 mS/cm
Electrode Constant: K=1.0 ±0.2cm^-1
Dimension: ø12*155mm
Connector: BNC (8-pin)
Temperature sensor: 30KΩ thermistor