Description
La sonde portable qualité des eaux WQC-40 vous permet une mesure simultanée en standard des 9 paramètres suivants : pH, conductivité, turbidité, température, TDS, salinité totale eau de mer
- En option usine niveau d’eau jusqu’à 100 m (avec capteur profondeur 0,3 MPa),
- En option ORP et Oxygène dissous DO
- En option on propose un capteur Ion : avec 1 paramètre à choisir parmi les 6 suivants : F, Cl-, NO3, Ca2+, K+, NH4+
Livré en standard avec les accessoires suivants :
- Solution standard pH 6.86 et volume 500 mL
- Solution standard pH 4.01 et volume 500 mL
- Solution interne pour électrode de référence de volume 50 mL
- Liquide de jonction de référence pour électrode de remplacement
- Capuchon de connecteur (a attacher au module du capteur)
- Connecteur factice (intégré dans l’électrode)
- Outil clé spéciale
- Bécher de calibration (2 pieces)
- Graisse silicone
- Couvercle de protection (avec ceinture épaulière)
- Câble de connexion de 2 m
- 5 Piles alcalines AA
Caractéristiques techniques des capteurs :
Items
|
Measurement range
|
Repeatability (Constant conditions)
|
Measurement method
|
| pH |
pH0.00 to pH14.00 |
Within ±0.05pH |
Glass electrode method |
| Elctric conductivity（EC） |
0.00 to 10.00S/m |
Within ±1％FS |
AC 4-electrode method |
|
Display range：0.0 to 202.0mS/m, 0.000 to 2.020S/m, 0.00 to 20.20S/m（manual / automatic / switch range) |
| SALT |
0.00 to 4.00％（NaCl）
0.00 to 40.00psu（PSS） |
Within NaCl：0.04％
Within PSS：0.40psu |
Conversion from electrical conductivity |
| Total dissolved solids (TDS） |
0.0 to 999.9g/L |
Within ±1％FS |
Conversion from electrical conductivity |
| Sea water specific gravity（σt） |
0.0 to 50.0σt |
Within ±0.5σt |
Conversion from electrical conductivity |
| Temperature (TEMP） |
-5.00 to 55.00℃ |
Within ±0.3℃ |
Platinum resistor |
| Turbidity (TURB）*1 |
0.0 to 80.0NTU（mg/L）
0 to 800NTU（mg/L）
|
Within ±1.6NTU（0.0 to 80.0NTU）
Within ±8NTU（0 to 800NTU）
|
90 degree scattered light method |
| Dissolved Oxygen（DO)（Optional） |
0.00 to 20.00mg/L
0 to 200％
|
Within ±0.3mg/L
Within ±4％
|
Membrane galvanic cell method |
| ORP（Optional） |
-2000 to 2000mV |
― |
Platinum electrode method |
| Ion（Optional）*2（6 types：F-, Cl-, NO-, Ca2+, K+, NH+） |
0.00 to 2.00mg/L 0 to 62g/L（6 range）
(Depending on electrode used）
|
Within ±5mV |
Ion electrode method |
| Water depth (DEPT) (Factory option） |
0.0 to 100.0m |
Within ±0.1m |
Diaphragm pressure sensor method |
*1 Turbidity when calibrated with formazin standard solution is displayed as NTU, and turbidity when calibrated with kaolin standard solution is displayed as mg/L. (Suspended solids (SS) cannot be measured.)
*2 Regarding ion measurement, it is a batch measurement |
Specifications techniques :
Instrument body
|
|
| Water proof structure |
IP67（Immersion for 30 mins available for 1 m ) ＊Disabled when the sensor module is not connected and when using external input/output and USB |
| USB（Peripheral, Micro） |
Standard equipment (insulation) |
| RS-232C |
Standard equipment (external printer, RS-232C, GPS unit, shared with analog output, non-isolated) |
| Analogue output |
100 to 2400 mV DC, up to 6 items can be set (isolated) |
| Open collector output |
Alarm output 2 points DC25V, 50mA or less (insulated) |
| Performance guarantee temperature |
0 to 45℃ |
| Power |
2 AA alkaline batteries / rechargeable Ni-MH batteries or USB power supply (no charging function) |
| External dimensions (excluding protrusions) |
Approx. 70（W）×39（H）×188（D）mm |
| Weight (including batteries) |
Approx. 300ｇ |
Sensor module
|
|
| Water proof structure |
Within 100m（1.0MPa）＊The water depth when the ion electrode is attached is up to 5 to 15m depending on the type of electrode. |
| RS-485（Modbus RTU） |
Connectable with the optional Modbus power BOX |
| Performance guarantee temperature |
0 to 45℃ |
| Power |
3 AA alkaline batteries / rechargeable Ni-MH batteries |
| External dimension (excluding protrusions) |
Standard ：Approx φ45×425（length）mm
With water depth sensor ：Approxφ47×500（length）mm |
|
| Weight (including batteries) |
Standard ：Approx. 1330ｇ
With water depth sensor ：Approx. 1470ｇ |
|
Avantages :
- Électrode multiports
- Sonde fine avec un diamètre de seulement 45 mm pour insertion facile dans conduite pour études de forages
- Compatible Modbus
- Fonction mémorisation de 9999 données
