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| Specifications | ||
| Parameter | pH, Conductivity, Turbidity, Temperature, Salinity, DO ( optional ) | |
| Measurement method | pH | Glass electrode method |
| Temp. | Thermistor resistor method | |
| Turbidity | 90 °C light scattering method | |
| Conductivity | AC 4 electrode method | |
| Salinity | Conversion from Conductivity | |
| DO ( optional ) | Membrane type polarographic method | |
| Measurement range | pH | pH0.00 ～ pH14.00 |
| Temp. | 0.0 ～ 50.0 °C | |
| Turbidity *¹ | 0.0 ～ 80.0 NTU（ mg/L ） | |
| 0 ～ 800 NTU（ mg/L ） | ||
| Range switch：Automatic/Manual | ||
| Conductivity | 0.0 mS/m ～ 10.00 S/m | |
| Range switch：Automatic/Manual | ||
| Salinity | 0.00～4.00 ％ ( NaCl ) ／ 0.00～40.00 ( PSS ) | |
| DO ( optional ) | 0.00～20.00 mg/L ／ 0～200 ％ | |
| Display range | pH | pH -2.00 ～ pH16.00 |
| Temp. | -5.0 ～ 110.0 °C | |
| Turbidity | 0.0 ～ 88.0 NTU ( mg/L ） | |
| 0 ～ 880 NTU ( mg/L ） | ||
| Conductivity | 0.0 ～ 202.0 mS/m | |
| 0.000 ～ 2.020 S/m | ||
| 0.00 ～ 20.20 S/m | ||
| Salinity | 0.00～4.04 ％ ( NaCl ) ／ 0.00～40.40 ( PSS ) | |
| DO ( optional ) | 0.00 ～ 22.00 mg/L ／ 0 ～ 220 ％ | |
| Repeatability *² | pH | Within ±0.05 pH |
| Temp. | Within ±0.5 °C | |
| Turbidity | Within ±1 ％ ( FS ),Within ±0.8 NTU ( 0.0～80.0 NTU ),Within 8 NTU ( 0～800 NTU ） | |
| Conductivity | Within ± 1 % ( FS ) each range | |
| Salinity | Within ± 0.04 % ( NaCl ) ／ Within ± 0.42 ( PSS ) | |
| DO ( optional ) | Within ±0.1 mg/L ／ ±2 ％ | |
| Sensor depth | Within 30 ｍ（ 0.3 MPa equivalent ） | |
| External output | RS-232C ( Non-insulated )：PC or external printer EPS-P30 ( optional ) | |
| Water proof ( Main unit ) | IP67（ Effective when connected to sensor & when output/input part is masked ） | |
| ＊1 m、30 min immersion possible | ||
| Guaranteed temperature | 0～45 °C（ 0～40 °C when using optional AC adapter or external printer ） | |
| Power source | AA battery/Nickel hydrogen battery ( 2 ) or AC adapter ( 7 VA optional ) | |
| Dimensions | Main unit | Approx.68 W × 35 H ×173 D mm |
| Sensor module | Approx. φ 55 × 476 mm | |
| Weight | Main unit | Aprox.290ｇ（ Including batteries ） |
| Sensor module ( Cable length 2 m ) : Approx.1400ｇ | ||
