Dissolved Oxygen Meter (SR-5xx Series)

• Trademark: ShowRange
• Origin: Shanghai
• Model NO.: SR-5xx Series

Product Description

Model: SR512 Precision pH Meter
Measuring Parameters: pH, mV and temperature

Specifications:
Range:
pH: -1.999 to 19.999 pH;
MV: ± 1999.9 mV
Temp: (-10 to 110)° C

Accuracy:
pH: ± 0.002 pH; MV: ± 0.03% full scale
Temp: ± 0.4° C
Size & Weight: (160× 190× 70)mm/880g
Other Parameters:
ATC: (0 to 100)° C
Storage Data: 600 groups;
Communication Connector: RS-232;
Power: DC9V/300mA;

What's included:
1. 201T-M plastic pH/ATC three-in-one electrode
2. 2503-C glass pH combination electrode
3. SR500 temperature probe
4. Model 602 flexible electrode holder
5. RS-232 communication software

Model: SR521 Lab pH/Conductivity Meter
Measuring Parameters: pH, mV, conductivity, resistivity, TDS, salinity and temperature

Specifications:
Range:
pH: -1.99 to 19.99 pH mV: ± 1999 mV
Cond: 0 to 200 mS/cm, be divided into five ranges
(0.00 to 20.00)μS/cm; (20.0 to 200.0)μS/cm;
(200 to 2000)μS/cm; (2.00 to 20.00)mS/cm;
(20.0 to 200.0)mS/cm
Res: (0 to 100)MΩ. Cm;
TDS: (0 to 100)g/L
Sal: (0 to 100)ppt
Temp: (-10 to 110)° C

Accuracy:
pH: ± 0.01 pH; MV: ± 0.1% full scale
Cond: ± 1.0% full scale Temp: ± 0.5 ° C
ATC:
pH: (0 to 100)° C; Conductivity: (0 to 50)° C
Other Parameters:
Storage Data: 900 groups;
Communication Connector: RS-232;
Power: DC9V/300mA;
Size & Weight: (160× 190× 70)mm/880g

What's included:
1. 201T-M plastic pH/ATC three-in-one electrode
2. 2301-M plastic conductivity electrode (K=1, ATC)
3. RS-232 communication software
4. Model 602 flexible electrode holder
5. pH standard buffer solutions (pH 4.00, pH 7.00, pH10.01)
6. Conductivity standard solutions (1413μS/cm)

Model: SR522 Precision pH/Conductivity Meter
Measuring Parameters: pH, mV, conductivity, resistivity, TDS, salinity and temperature

Specifications:
Range:
pH: -1.99 to 19.99 pH mV: ± 1999 mV
Cond: 0 to 200 mS/cm, be divided into five ranges
(0.00 to 20.00)μS/cm; (20.0 to 200.0)μS/cm;
(200 to 2000)μS/cm; (2.00 to 20.00)mS/cm;
(20.0 to 200.0)mS/cm (200 to 2000)mS/cm (k=10)
Res: (0 to 100)MΩ. Cm;
TDS: (0 to 100)g/L
Sal: (0 to 100)ppt
Temp: (-10 to 110)° C

Accuracy:
pH: ± 0.002 pH; MV: ± 0.03% full scale
Cond: ± 0.5% full scale Temp: ± 0.4 ° C
ATC:
pH: (0 to 100)° C; Conductivity: (0 to 50)° C

Other Parameters:
Storage Data: 900 groups;
Communication Connector: RS-232;
Power: DC9V/300mA;
Size & Weight: (160× 190× 70)mm/880g

What's included:
1. 201T-M plastic pH/ATC three-in-one electrode
2. 2503-C glass pH combination electrode
3. 2401-M glass conductivity electrode (K=1, ATC)
4. SR500 temperature probe
5. RS-232 communication software
6. Model 602 flexible electrode holder
7. pH standard buffer solutions (pH4.00, pH7.00, pH10.01)
8. Conductivity standard solutions (1413μS/cm)

Model: SR523 pH/Ion Concentration Meter
Measuring Parameters: pH, mV, ion concentration and temperature

Specifications:
Range:
pH: -1.999 to 19.999 pH
MV: ± 1999.9 mV
Ion: 0.00 to 14.00 pX
(units: PX, mol/L, mg/L and ppm)
Temp: (-10 to 110)° C

Accuracy:
pH: ± 0.002 pH;
MV: ± 0.03% full scale;
Ion: ± 0.5 % of reading(monovalent); ± 1.0% of reading(bivalent)
Temp: ± 0.4 ° C
ATC: pH: (0 to 100)° C Ion: (0 to 60)° C

Other Parameters:
Storage Data: 900 groups;
Communication Connector: RS-232;
Power: DC9V/300mA;
Size & Weight: (160× 190× 70)mm/880g

What's included:
1. 201T-M plastic pH/ATC three-in-one electrode
2. 2503-C glass pH combination electrode
3. SR500 temperature probe
4. 6213 double-junction reference electrode
5. Model 602 flexible electrode holder
6. Model 901 intelligent stirrer
7. RS-232 communication software and cable