English 
Chinese 
GENERAL FEATURES
1. Color High contrast LCD touchscreen, 7.0 inches.
2. Intelligent operation system provides features including user management, calibration management, method management, data management and etc.
3. Multi-reading feature allows auto-read, timed-read and continuous-read.
4. Automatic/Manual temperature compensation ensures accurate results.
5. Data Storage 1000 sets for each parameter (GLP-compliant).
6. Data analysis feature helps user review, compare and recalculate results.
7. Support for USB or RS-232 communication.
8. Reset feature automatically resumes all settings back to factory default options.
9. IP54 waterproof.
pH
1. 1-6 points calibration with Standard Recognition.
2. Selectable pH buffer groups, including DIN, NIST, USA, MERK, JIS, GB.
3. Support for pH standard group customization.
4. Automatic electrode diagnosis with pH slope and offset display.
Ion
1. 1-6 points calibration
2. Selectable measurement unit, including μg/L, mg/L, g/L, mmol/L, pX, ppm, ppb, etc.
3. Multi-measurement modes are supported, including Direct Reading mode, Standard Addition mode, Sample Addition mode and GRAN mode.
4. Over 10 methods are built-in, including F-, Cl-, Br-, I-, NO3-, BF4-, NH4+, K+, Na+, Ca2+, Cu2+, Pb2+, Ag+ and etc., user-defined method is supported.
Conductivity
1. 1-5 points calibration with Standard Recognition.
2. Settable parameters, including cell constant, reference temperature (5/10/15/18/20/25°C), temperature compensation coefficient and TDS factor.
3. Temperature compensation type (none, linear, pure water).
DO
1. Support for air-saturated water or zero oxygen calibration.
2. Auto barometric pressure compensation.
3. Manual Salinity Factor Correction.
4. Selectable pressure unit, including kPa, mbar, Torr, Atm.
Includes
1. E-301-QC 3 in 1 pH composite electrode
2. DJS-1VTC EC electrode
3. DO-958-Q polarographic DO electrode
4. NIST pH standard solution(4.01, 7.00, 10.01) , 50ml/vial (1413μS/cm EC standard solution, 50ml, 1 vial)
5. REX-6 electrode stand 6. Touch pen
GENERAL FEATURES
1. Color High contrast LCD touchscreen, 7.0 inches.
2. Intelligent operation system provides features including user management, calibration management, method management, data management and etc.
3. Multi-reading feature allows auto-read, timed-read and continuous-read.
4. Automatic/Manual temperature compensation ensures accurate results.
5. Data Storage 1000 sets for each parameter (GLP-compliant).
6. Data analysis feature helps user review, compare and recalculate results.
7. Support for USB or RS-232 communication.
8. Reset feature automatically resumes all settings back to factory default options.
9. IP54 waterproof.
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Model
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M500T
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Parameters
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pH/EC/ISE/DO/Temp. (mV/ORP/pX/Resistivity/TDS/Sal./DO Saturation)
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pH
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Range
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-2.000 to 20.000 pH
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Resolution
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0.1, 0.01, 0.001pH
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Accuracy
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±0.002 pH
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Calibration Points
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Up to 6
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Standard Customization
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Yes
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Calibration Reminder
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Yes
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Standard Recognition
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NIST, GB, DIN, USA, MERK, JIS buffers
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Slope Limit
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Yes
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mV/ORP
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Range
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-2000.00 to 2000.00 mV
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Resolution
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0.1, 0.01 mV
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Accuracy
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±0.1 mV or ±0.03% of
reading whichever is greater |
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EH ORP Mode
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Yes
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ORP Calibration Points
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1 custom point (relative mV)
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pX
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Range
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-2.000 to 20.000 pX
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Resolution
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0.1, 0.01, 0.001 pX
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Accuracy
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±0.002 pX
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Calibration Points
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Up to 6
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ISE
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Range
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1.000e-9 to 9.999e+9
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Units
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mol/L, mmol/L, g/L, mg/L, μg/L, ppm, ppb
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Resolution
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Up to 4 significant digits
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Accuracy
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±0.3%
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Calibration Points
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Up to 6
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Conductivity
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Range
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0.000 μS/cm to 2000 mS/cm
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Resolution
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0.001 μS/cm minimum,
various with range selection |
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Accuracy
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±0.5% FS
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Reference Temperature
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5, 10, 15, 18, 20, 25 ºC
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Calibration Points
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Up to 5
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Calibration Reminder
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Yes
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Standard Recognition
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10 μS/cm, 84 μS/cm, 500 μS/cm, 1413 μS/cm, 12.88 mS/cm; 146.5μS/cm, 1408μS/cm, 12.85mS/cm, 111.3mS/cm
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Resistivity
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Range
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5.00 Ω·cm~100.0 MΩ·cm
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Resolution
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0.01 Ω·cm minimum
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Accuracy
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±0.5% FS
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TDS
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Range
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0.000~1000 ppt
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Resolution
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0.001 ppm minimum, changed with range
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Accuracy
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±0.5% FS
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Salinity
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Type
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NaCl
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Range
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0.0～80.0 ppt
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Resolution
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0.1ppt
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Accuracy
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±1ppt
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Dissolved
Oxygen Concentration – Polarographic |
Range
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0.00 to 99.99 ppm
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Resolution
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0.01 ppm
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Accuracy
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±0.10ppm，（0.00~50.00）ppm
±0.50ppm，（50.0~99.99）ppm |
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Calibration Reminder
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Yes
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Calibration Points
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Air-saturated water or zero point
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Barometric Compensation
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Yes
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Manual Salinity Factor Correction
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Yes
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% Saturation –
Polarographic |
Range
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(0.0 to 600)%
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Resolution
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0.10%
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Accuracy
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±2.0%
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Temperature
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Range
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-10 to 135 ºC, 14 to 275 ºF
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Unit
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ºC, ºF
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Resolution
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0.1
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Accuracy
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±0.1ºC
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Measurement
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Reading Mode
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Auto Read (Fast, Medium, Slow), Timed, Continuous
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Reading Prompts
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Reading, Stable, Locked
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Temp. Compensation
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ATC, MTC
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Data management
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Data Storage
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1000 Groups
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GLP Features
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Yes
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Log Management
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Yes
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Inputs
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pH Electrode
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BNC(Q9)
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DO with Temp. Probe
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4-pin aviation connector
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Conductivity with Temp. Probe
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5-pin aviation connector
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Outputs
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USB
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USB 2.0 flash memory device, PC, scanner,
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RS 232
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printer, auto-sampler
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Display options
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Backlight
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Yes
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Auto Shutdown
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1~60 min, off
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IP Rating
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IP54
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Date and Time
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Yes
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General
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Power
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AC Adapter, 100-240V AC input, DC24V output
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Dimensions
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220×195×68 mm
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Weight
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950g (2.09 lb)
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Dimensions (Carton)
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370×305×330 mm
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Weight (Gross)
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5.5 kg
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Company Information
SKZ Industrial Co., Limited and SKZ International Co., LTD are the members of SKZ group, We are specialized in manufacturing and supply Lab equipment: Scientific instrument, Analytical Instrument, Thermal Analysis, Moisture meter, Gas detector and testing instruments for pulps, paper, cardboards, plastic, rubber and textile. “SKZ” is the trademark, We passed the SGS/TUV inspection certification, CE certification and ISO certification. SKZ is established in the year of 2006, we can provide one-stop service with professional and prompt pre-sales, mid-sales, and after-sales support.
With more than 17 years’ experience in the field of Laboratory Instrument,we care about your laboratory, more concerned about your experience, you can find us 24 hours, seven days a week. Our products have been exported to America, the European Union, Southeast Asia and Africa.
We welcome customers to contact us for future business relationships and mutual success!
Why choose us
SKZ” is our registered trademark since 2018, SKZ: UK00003360149, and we are certified by SGS/TUV, CE (M.2021.206.C67287 and M.2021.206.C67288.), and ISO 9001 (NOA2302088).
SKZ is Verified Supplier of Alibaba, made-in-china, Searching “SKZ” can directly find us on top 1, besides we obtained 19 strength tags by TUV. We have 3D VR showroom and on-site factory videos taken.
Our factory covers an area of 2500m³.We integrate design, manufacturing, and service to meet the special requirements of casting, OEM, and processing.
We offer free remote technical guidance and product consultation 24 hours a day, 365 days a year.
We have a large sufficient stock and 1-3 days rapid delivery.
We provide a one-year warranty and life-long time after-sales service, some goods support remote software update free charge, If repairs or replacement parts are needed, we will negotiate and provide you with the most favorable cost price.
We have favorable policy for sales promotion to make sure be funny, For VIP customers, we supply satisfied OEM/OBM, plus maximum.
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