pH Meter
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Showing 541–569 of 569 results
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix 81 |
| Measurement Range | 0–14 pH |
| Temperature Range | 0–100 °C |
| Reference Electrolyte | 3 M KCl, Ag⁺-free |
| Internal Buffer | pH 7.0 ± 0.25 |
| Glass Membrane Type | Conical, low-impedance |
| Membrane Impedance | 100 MΩ at 25 °C |
| Junction | Platinum wire |
| Electrode Body Material | Glass |
| Electrode Length | 120 ± 1 mm |
| Diameter | 12 ± 0.5 mm |
| Cable Length | 1 m |
| Connector Options | DIN or BNC |
| Integrated Temperature Sensor | NTC 30 kΩ |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix 940 |
| Measurement Range | 0.00–14.00 pH |
| Resolution | 0.01 pH |
| Temperature Range | 0–80 °C |
| Input Impedance | >1 GΩ (at 25 °C) |
| Cable Length | 1.5 m |
| Connector Type | 4-pin IDS plug |
| Reference Electrolyte | Polymer gel |
| Junction Type | Fiber junction |
| NTC Temperature Sensor | Integrated |
| Housing Material | PPE/PS composite |
| Shaft Diameter | 4.3 mm |
| Minimum Bending Radius (fixed) | 20 mm |
| Minimum Bending Radius (flexible use) | 60 mm |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix 940 |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter |
| pH Accuracy | ±0.004 |
| pH Range | 0.000–14.000 |
| Calibration Buffers | pH 4.01, 7.00, 10.01 |
| Temperature Range | 0–80 °C |
| Electrolyte | Polymer Gel (KCl-free) |
| Reference Junction | Fiber Junction (NTC integrated) |
| Housing Material | PPE/PS Composite |
| Shaft Length | 120 mm |
| Cable Length | 1.5 m (standard), 3 m (optional) |
| Connector | 4-pin IDS (Intelligent Digital Sensor) |
| Input Impedance | >1 GΩ at 25 °C |
| Response Time (t₉₀) | <15 s (in buffer) |
| Storage Requirement | Wet cap with pH 4 or 7 buffer |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix 940-3 |
| Measurement Range | 0.000–14.000 pH |
| Accuracy | ±0.004 pH |
| Temperature Range | 0–80 °C |
| Cable Length | 3 m |
| Electrolyte | Polymer Gel (Gel-Filled) |
| Input Impedance | >1 GΩ at 25 °C |
| Connector Type | 4-pin IDS (Intelligent Digital Sensor) |
| Housing Material | PPE/PS Composite |
| Shaft Length | 120 mm |
| Shaft Diameter | 4.3 mm |
| Minimum Bending Radius | 20 mm (fixed), 60 mm (flexible use) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix HW |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter |
| Reference Electrolyte | 3 mol/L KCl (Ag⁺-free) |
| Membrane Shape | Cylindrical |
| Shaft Material | High-Quality Glass |
| Shaft Length | 170 mm |
| Shaft Diameter | 12 mm |
| Connection | S7 Plug (Cable Not Included) |
| Temperature Sensor | None |
| Membrane Resistance | < 800 MΩ |
| pH Range | 0–14 |
| Operating Temperature | 0–60 °C |
| Diaphragm Type | Ground-Joint (Fritless, Low-Flow) |
| Electrolyte Reservoir | Large-Volume Refillable Chamber |
| Flow Adjustment | Adjustable Annular Junction |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix® 980 |
| Measurement Range | 0–14.00 pH |
| Accuracy | ±0.004 pH |
| Temperature Sensor | NTC 30 kΩ |
| Reference Electrolyte | 3 mol/L KCl |
| Membrane Resistance | < 600 MΩ |
| Shaft Length | 120 mm |
| Shaft Diameter | 12 mm |
| Connection | Integrated 1.5 m waterproof digital cable with IDS connector |
| Tip Geometry | Conical glass membrane |
| Electrolyte System | Liquid-filled |
| Internal Signal Processing | Yes |
| QSC (Quality Sensor Control) | Yes |
| Calibration Data Storage | On-board memory |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTixMic |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH) |
| Membrane Diameter | 3 mm or 5 mm |
| Reference System | 3 mol/L KCl aqueous electrolyte |
| Junction Type | Ceramic or Platinum Wire |
| Temperature Range | 0–100 °C (ceramic), –5–100 °C (Pt wire) |
| Shaft Dimensions | 40/80 mm length × 12/5 mm diameter (Model 103647) |
| Connector | S7 plug (no cable) |
| Re-fillable | Yes |
| Response Time | <15 s (typical, per ISO 9712) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTixSur |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH) |
| Membrane Type | Flat |
| Reference System | Referid® Polymer Electrolyte (Maintenance-Free) |
| Junction Type | Open-Ring |
| Membrane Resistance | < 1 GΩ |
| pH Range | 2–13 |
| Temperature Range | 0–50 °C |
| Shaft Length | 120 mm |
| Shaft Diameter | 12 mm |
| Connector | S7 (Cable Not Included) |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop |
| Parameter Type | Single-Parameter (pH/mV) |
| pH Measurement Range | −2.00 to 20.00 |
| pH Resolution | 0.001 |
| mV Resolution | 0.1 mV |
| Display | 7-inch Color Touchscreen |
| Temperature Compensation | Integrated High-Stability Temperature Electrode (Auto/Manual Input) |
| Calibration | Auto-Recognition of Standard Buffers, 1–3 Point Calibration |
| Data Compliance | GLP-Compliant Logging with Audit Trail |
| Enclosure Rating | IP54 |
| Stirring | Built-in Magnetic Stirrer |
| User Management | Multi-Level Access Control |
| Method Storage | Programmable Test Methods with Recall Function |
| Connectivity | USB Host (U-disk), RS232 (Printer/PC), Optional Ethernet |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Regional Category | Domestic (China) |
| Model | P10 |
| Instrument Type | Benchtop |
| Parameter Type | Single-parameter (pH) |
| Measurement Accuracy | ±0.02 pH |
| pH Range | -2.00 to 19.99 pH |
| Resolution | 0.01 pH |
| Calibration Standards | US/EU Series, NIST Series, and Chinese Standard Buffer Series |
| Display | 7-inch capacitive touchscreen (1024 × 600) |
| Input Impedance | ≥1 × 10¹² Ω |
| Input Current | ≤2 × 10⁻¹² A |
| mV Range | -1999 to +1999 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| Temperature Range | 0–100 °C |
| Temp. Resolution | 0.1 °C |
| Temp. Compensation | Manual/Automatic (0–100 °C) |
| Calibration Points | 1–3-point |
| Data Storage | 2000 sets |
| Connectivity | USB 2.0, Bluetooth (optional) |
| IP Rating | IP54 |
| Power Supply | 12 V DC (110–220 V AC, 50–60 Hz adapter) |
| Dimensions & Weight | 160 × 190 × 70 mm / 880 g |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop |
| Parameter Type | Single-Parameter (pH) |
| pH Measurement Range | −2.000 to 19.999 pH |
| pH Resolution | 0.001 / 0.01 pH |
| pH Accuracy | ±0.002 pH |
| Temperature Compensation | Automatic or Manual (0–100 °C) |
| Calibration | Auto 3-Point with Buffer Recognition (US/EU, NIST, and Chinese Standard Series) |
| Input Impedance | ≥1 × 10¹² Ω |
| Input Current | ≤2 × 10⁻¹² A |
| mV Range | −1999.9 to +1999.9 mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ±0.03% FS |
| Temperature Resolution | 0.1 °C |
| Data Storage | 2000 Sets |
| Connectivity | USB 2.0, Optional Bluetooth Module |
| Display | 7-inch Capacitive Touchscreen (1024 × 600) |
| Enclosure Rating | IP54 |
| Power Supply | 12 V DC (110–220 V AC, 50–60 Hz adapter) |
| Dimensions & Weight | 160 × 190 × 70 mm / 880 g |
| Operating Environment | 5–40 °C, 5–85% RH |
| GLP Compliance | Full Audit Trail, Timestamped Calibration & Measurement Logs |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Model | P613 |
| Instrument Type | Portable |
| Parameters Measured | pH & Conductivity (also supports ORP, TDS, Salinity, Resistivity, DO) |
| pH Range | -2.00 to 19.99 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH |
| Temperature Compensation | Automatic & Manual (0–50 °C) |
| Calibration Standards | USA (DIN), NIST, and CH buffer series (12 auto-recognized pH standards |
| Conductivity Ranges | 0.00–19.99 μS/cm, 20.0–199.9 μS/cm, 200–1999 μS/cm, 2.00–19.99 mS/cm, 20.0–199.9 mS/cm |
| Conductivity Accuracy | ±1.0% FS (±1.5% FS in extended range) |
| TDS Range | 0–100 g/L |
| Salinity Range | 0–100 ppt |
| Resistivity Range | 0–100 MΩ·cm |
| ORP Range | −1999 to +1999 mV |
| ORP Resolution | 1 mV |
| ORP Accuracy | ±0.01% FS |
| Memory Capacity | 1000 data sets |
| Power Supply | 2 × AA batteries (1.5 V each) |
| Dimensions | 360 × 270 × 76 mm |
| Weight | 1.6 kg |
| IP Rating | IP57 |
| Operating Environment | 5–35 °C, ≤85% RH |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop (Portable Design) |
| Parameter Type | Single-Parameter (pH) |
| Measurement Accuracy | ±0.01 pH |
| pH Range | –2.00 to 20.00 pH |
| Calibration Standards Supported | US/EU Series, NIST Series, and Chinese National Standard Buffer Series |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop |
| Parameter Types | Multi-parameter (pH, mV, Temperature) |
| pH Measurement Range | -2.00 to 20.00 pH |
| pH Resolution | 0.1 / 0.01 / 0.001 pH (model-dependent) |
| pH Accuracy | ±0.02 pH (P801), ±0.01 pH (P811/P813) |
| pH Stability | ±0.002 pH/3 h |
| Input Impedance | ≥1×10¹² Ω |
| Input Current | ≤1×10⁻¹² A |
| mV Range | -1999.9 to +1999.9 mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ±0.03% FS |
| Temperature Range | -10 to 110 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.4 °C (5–60 °C), ±0.8 °C (other ranges) |
| Calibration Buffers Supported | NIST, DIN (EU), Chinese GB, and Custom Buffers (13 auto-recognized) |
| Data Storage Capacity | 2000 measurement sets |
| Interface | USB port for data export and PC connectivity |
| Power Supply | 9 V DC / 2 A adapter |
| Dimensions | 160 × 190 × 70 mm |
| Weight | 880 g |
| Compliance | GLP-compliant data logging with timestamp, audit trail, and calibration history |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop |
| Parameter Type | Single-Parameter (pH) |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.02 pH |
| Temperature Compensation | Automatic (0.0–60.0 °C) |
| Calibration Options | NIST, USA/EU, and Chinese Standard Buffer Series |
| Display | 6.5-inch LED |
| Data Storage Capacity | 2000 sets |
| Connectivity | USB 2.0, Bluetooth 4.0, RS-232 |
| Input Impedance | ≥1×10¹² Ω |
| Input Current | ≤2×10⁻¹² A |
| mV Range | −1200.00 to +1999.00 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| IP Rating | IP54 |
| Power Supply | 9 V DC / 2 A adapter (110–220 V AC, 50–60 Hz) |
| Dimensions | 160 × 190 × 70 mm |
| Weight | 880 g |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop |
| Parameter Type | Single-Parameter (pH) |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.02 pH |
| Calibration Buffers Supported | US/EU Series, NIST Series, and Chinese Standard Buffer Series |
| Temperature Compensation | Automatic (0–100 °C) |
| mV Range | −1999 to +1999 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| Input Impedance | ≥1 × 10¹² Ω |
| Input Current | ≤2 × 10⁻¹² A |
| Data Storage Capacity | 2000 datasets |
| Interface Options | USB 2.0, Bluetooth (optional) |
| Display | 6.5-inch LED screen |
| IP Rating | IP54 |
| Power Supply | 9 V DC / 2 A adapter (110–220 V AC, 50–60 Hz) |
| Dimensions | 160 × 190 × 70 mm |
| Weight | 880 g |
| Operating Environment | 5–40 °C, 5–85% RH |
| Brand | Yoke |
|---|---|
| Model | P911 |
| Type | Benchtop pH Meter |
| Parameter Type | Single-parameter (pH/mV/Temperature) |
| pH Range | -2.000 to 19.999 pH |
| pH Resolution | 0.001 / 0.01 pH |
| pH Accuracy | ±0.002 pH |
| mV Range | -1999.9 to 1999.9 mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ±0.03% FS |
| Temperature Range | 0 to 100 °C |
| Temperature Resolution | 0.1 °C |
| Input Impedance | ≥1 × 10¹² Ω |
| Input Current | ≤2 × 10⁻¹² A |
| Calibration | 1–3 point, auto-buffer recognition (US/EU, NIST, and Chinese standard buffer series) |
| Data Storage | 2000 sets |
| Connectivity | USB 2.0 port, optional Bluetooth module for wireless printing and data transmission |
| GLP Compliance | Yes |
| IP Rating | IP54 |
| Power Supply | 9 V DC, 2 A (110–220 V AC, 50–60 Hz adapter) |
| Dimensions | 160 × 190 × 70 mm |
| Weight | 880 g |
| Brand | Yoke |
|---|---|
| Model | PHB-8 |
| Type | Pen-Style pH Meter |
| Measurement Range | 0–14 pH |
| Accuracy | ±0.1 pH |
| Electrode | E-300 Combination pH Electrode |
| Power Supply | Three CR2032 Lithium Coin Cells (3 V × 3) |
| Battery Life | >1500 hours (typical continuous operation) |
| Origin | Shanghai, China |
| Manufacturer | Yoke Instrument Co., Ltd. |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop |
| Parameter Type | Single-Parameter (pH/mV) |
| Measurement Range | 0.0–14.0 pH |
| Resolution | 0.1 pH |
| Accuracy | ±0.1 pH |
| Temperature Compensation | Manual (0–60 °C) |
| Display | 3½-digit LED |
| Input Impedance | ≥1×10¹² Ω |
| Stability | ±0.1 pH / 3 h |
| Calibration | One-point or two-point using standard buffer solutions (Chinese national buffer series) |
| Included Accessories | E-201-C combination pH electrode, two sets of pH calibration buffer powders |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop |
| Parameter Type | Single-Parameter (pH/mV) |
| pH Range | 0.00–14.00 pH |
| Extended pH Range | –2.00–18.00 pH |
| mV Range | –1999–+1999 mV |
| Temperature Range | 0.0–99.9 °C |
| Resolution | 0.01 pH / 1 mV / 0.1 °C |
| Accuracy | ±0.01 pH ±1 digit / ±1 mV ±1 digit / ±0.3 °C ±1 digit |
| Input Impedance | ≥1 × 10¹² Ω |
| Stability | ±0.01 pH ±1 digit / 3 h |
| Temperature Compensation | Manual (0–60 °C) or Automatic (0–100 °C) |
| Calibration Options | One-point or Two-point |
| Compatible Buffers | NIST-traceable and Chinese Standard pH buffer series |
| Display | Dual-line LCD with blue backlight |
| Electrode Compatibility | E-201-C pH composite electrode |
| Dimensions | 300 × 220 × 90 mm |
| Weight | 1.5 kg |
| Included Accessories | 1 × E-201-C electrode, 2 sets of pH standard buffer powders, 1 × T-818-B-6 temperature probe |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PH100CC-01 |
| Instrument Type | Portable |
| Parameter Capability | Multi-parameter (pH, ORP, Temperature) |
| pH Accuracy | ±0.01 pH |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| ORP Range | −1999 to +1250 mV |
| ORP Resolution | 1 mV |
| Temperature Range | −10.0 to 120.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.5 °C |
| Calibration Buffers | Auto-recognized ASTM/ISO standard buffers (4.01, 6.86, 9.18 or 4.00, 7.00, 10.01) |
| Electrode Slope Acceptance | ±30% |
| Electrode Offset Tolerance | ±90 mV |
| Temp Compensation | Automatic or Manual (−10 to 120 °C) |
| Data Logging | Auto-store calibration records and measurement history |
| Enclosure Rating | IP65 |
| Power Source | One 9 V alkaline battery |
| Dimensions (L×W×H) | 18.6 × 7.0 × 3.7 cm |
| Weight | 350 g (with battery) |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | pH10 |
| Type | Pen-Style pH Meter |
| IP Rating | IP67 |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.02 ±1 LSD |
| Temperature Range | 0.0–99.9 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.3 °C |
| Auto-Temperature Compensation | Yes (0.0–99.9 °C) |
| Buffer Recognition | USA (4.01, 7.00, 10.01) & NIST (4.01, 6.86, 9.18) |
| Calibration Points | 1-, 2-, or 3-point |
| Memory Capacity | 50 non-volatile data sets with timestamp (pH, temperature, date, time) |
| Power Source | 4 × LR44 alkaline button cells |
| Battery Life | ~35 hours |
| Dimensions | 4.5 cm (display width) × 19 cm (length) × 2 cm (thickness) |
| Weight | 105 g |
| Warranty | 1 year instrument / 6 months electrode |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI pH10 |
| Price | Upon Request |
| Measurement Range (pH) | 0.00–14.00 |
| Measurement Range (Temperature) | 0.0–99.9 °C |
| pH Resolution | 0.01 |
| Temperature Resolution | 0.1 °C |
| pH Accuracy | ±0.02 ±1 digit |
| Temperature Accuracy | ±0.3 °C |
| Operating Environment | 0.0–50.0 °C |
| IP Rating | IP67 |
| Temperature Compensation | Automatic, 0.0–99.9 °C |
| Buffer Recognition | USA (4.01, 7.00, 10.01) and NIST (4.01, 6.86, 9.18) standards |
| Calibration Temperature Range | 0.0–60.0 °C |
| Memory Capacity | Non-volatile storage for 50 data sets (pH, temperature, date, time) |
| Power Supply | 4 × LR44 alkaline button cells |
| Battery Life | Approx. 35 hours |
| Dimensions | 4.5 cm (width) × 19 cm (length) × 2 cm (thickness) |
| Weight | 105 g |
| Warranty | 1 year (instrument), 6 months (electrode) |
| Electrode Replacement | Tool-free, user-serviceable |
| GLP Compliance | Calibration history logging with timestamp |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | pH100 |
| Temperature Range | –10°C to +120°C (Resolution: 0.1°C, Accuracy: ±0.5°C) |
| pH Range | –2.00 to 16.00 (Resolution: 0.01, Accuracy: ±0.1% ±2 LSD) |
| ORP Range | –1999 to +1250 mV (Resolution: 1 mV, Accuracy: ±0.1% ±1 LSD) |
| Temperature Compensation | Automatic or Manual (–10°C to +120°C) |
| Calibration Temperature Range | 0°C to +60°C |
| IP Rating | IP65 (main unit) |
| Power | 9 V alkaline battery |
| Dimensions | 18.6 × 7.0 × 3.7 cm |
| Weight | 350 g (with battery) |
| Operating Environment | 0°C to +50°C, ≤95% RH |
| Data Storage | Auto-save calibration and measurement history |
| Audio Feedback | Keypress tone enabled |
| Warranty | 1 year (instrument, probe, and cable) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI pH100 |
| Pricing | Available Upon Request |
| Brand | YST (Dalian Yist) |
|---|---|
| Origin | Liaoning, China |
| Model | YST109B-HP880 |
| Measuring Range | pH 0–14 |
| Accuracy | ±0.1 pH |
| Temperature Compensation | 0–99.9 °C (25 °C reference, automatic) |
| Output Signals | 4–20 mA (2-wire), RS485 (Modbus RTU) |
| Power Supply | 24 VDC (wide-input tolerant) |
| Protection Rating | IP65 |
| Response Time | <30 s |
| Stability | ±0.02 pH/24 h |
| Brand | YST (Dalian Yist) |
|---|---|
| Origin | Liaoning, China |
| Model | YST109B-HP880 |
| pH Range | 0–14 |
| ORP Range | −2000 to +2000 mV |
| pH Accuracy | ±0.02 |
| ORP Accuracy | ±5 mV |
| Temperature Compensation | 0–99.9 °C (reference 25 °C |
| Output Signals | 4–20 mA (2-wire), RS485 (Modbus RTU) |
| Power Supply | 24 VDC (wide-range, solar-compatible) |
| Media Compatibility | Aqueous solutions, weakly corrosive liquids (pH 2–12), suspensions |
| Drift Stability | ±0.02 pH/24 h |
| Enclosure Rating | IP65 |
| Response Time | <30 s |
| ADC Resolution | 24-bit |
| Calibration Modes | Manual & Automatic (single-/two-point) |
| Data Logging | 30-day local history storage |
| Electrode Options | Glass, antimony, or refillable gel-filled pH electrodes |
| Brand | YST (Dalian Yist) |
|---|---|
| Model | YST109B-HP880 |
| Measurement Range | pH 0.00–14.00 |
| Accuracy | ±0.1 pH |
| Resolution | 0.01 pH |
| Temperature Compensation | 0–60 °C (Automatic) |
| Power Supply | DC 12 V |
| Power Consumption | ≤1 W |
| Protection Rating | IP65 |
| Operating Temperature | −10 °C to 50 °C |
| Communication Protocol | RS485 Modbus-RTU |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-10-pH |
| Instrument Type | Pen-style |
| Parameter Type | Single-parameter (pH) |
| Measurement Range | 0–14 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.07 pH |
| Repeatability | ±0.08 pH |
| Temperature Compensation Accuracy | ±0.04 pH |
| Response Time | 15 s |
| Offset at pH 4.00 | −0.02 pH |
| Offset at pH 6.86 | +0.03 pH |
| Offset at pH 9.18 | −0.05 pH |
| Output Interface | RS485 with Modbus RTU protocol |
| Enclosure Rating | IP68 |
| Housing Material | Stainless Steel (316L) |