-Measuring Method:
+pH: Glass electrode method;
+DO: Membrane type galvanic cell
-Display: Custom LCD (simultaneous display of dual channel measured data)
-Sensor connection:
+CH1: DO
+CH2: pH、ORP
-Meas. Range:
+pH: 0.00-14.00
+ORP: 0-±2000mV
+Temperature: 0-100.0℃
[If standard membrane is used]
+DO: 0-20.00mg/L
+Saturation rate: 0-200%
+Temperature: 0-50.0℃
[If high concentration membrane is used]
+DO: 0-50.0mg/L
+Saturation rate: 0-500%
+Temperature: 0-50.0℃
-Display Range:
+pH: -2.00-16.00
+ORP: 0-±2200mV
[If standard membrane is used]
+DO: 0-22.00mg/L
+Saturation rate: 0-220%
[If high concentration membrane is used]
+DO: 0-55.0mg/L
+Saturation rate: 0-550%
+Temperature: -5-110.0℃
-Repeatability (Main unit):
+pH: ±0.02pH
+ORP: ±2mV
[If standard membrane is used]
+DO: ±0.03mg/L
+Saturation rate: ±2% [If high concentration membrane is used]
+DO: ±0.2mg/L
+Saturation rate: ±2%
+Temperature: ±0.2℃
-Temperature compensation:
+pH: Auto/Manual
+DO: Auto
+Not applied to ORP
-Calibration:
+pH : Capable of three- point calibration
+DO : Zero/span calibration
-Temperature Calibration: One-point calibration
Correction function (Called by Key Input): (DO) Salinity correction Atmospheric pressure correction
-Data Memory: 1000 data points
-Auto Hold Function: Provided (Stability threshold : Fixed)
-Clock Function: Provided (To be shown while conducting a measurement)
-Interval Memory Function: Provided (Interval: The interval can be specified between 1 sec.-99 min. 59 sec. or 2 sec.-99hr. 59 min.)
-Printing Function: Can connect the external printer EPS-P30 (option)
-RS-232C Interface （non-isolated）:
+Connectable Devices: PC or external printer EPS-P30 (option)
+Communication Specifications: Communication system: Start-stop synchronous method; Baud rate: 19,200 bps;
Character length: 8 bits; Parity: None; Stop bit: 1 bit
-Analog Output （non-isolated）:
+Number of Outputs/Items:
ch1: Number of outputs: 2 Measured value and temperature
ch2: Number of outputs: 2 Measured value and temperature
+Output Specification: pH: ±700mV (pH0-14); ORP: ±1V (0-±2000mV); DO/saturation rate: 0-1V FS (each range); Temperature: 0-1V (0-100℃ )
-Waterproof Construction: IP67 (Enabled if the sensor is connected and if the external I/O portions are masked) (Can be immersed in water for 1m and 30 min.)
-Performance Compensation Temperature: 0-45℃
-Power Source: AA alkaline battery/nickel-hydrogen battery (2 pieces) or special AC adapter (6VA option)
-Power Consumption(If 3 volt battery is used)＊2: Approx. 0.014W
-Battery Life: Approx. 400hours
-Outside Dimensions: Approx. 68 (w) x 35 (h) x 173 (d) mm
-Mass (Including Batteries): Approx. 300g
-Incuding:
+ Main unit
+ DO Sensor: OE-270AA
+ pH Sensor: GST-2729C
+ Standard solution pH 6.86, 100mL
+ Standard solution pH 6.86, 100mL
+ Internal filling solution 50mL
+ Beakers (3 pcs)
+ Hand strap: OTZ00006
+ AA battery (2pcs)
+ Connector protective cap: OTD00001
+ Manual