TPS WP91 Waterproof Dissolved Oxygen-pH-mV Meter with 1m cable, YSI & pH sensors

ppM (mg/L)
Ranges :
0.0 to 20.00 ppM and 20.0 to 40.0 ppM
Resolution : 0.01 & 0.1 ppM
Accuracy : /-0.2% of full scale of selected range

% Saturation
Ranges : 0 to 240.0 %Sat'n and 240 to 450 %Sat'n
Resolution : 0.1 & 1 %Sat'n
Accuracy : /-0.3 %Sat'n

% Gaseous
Ranges : 0 to 45.0 %Gas and 45 to 100 %Gas
Resolution : 0.1 & 1 %Gas
Accuracy : /-0.1 %Gas

Automatic range selection, subject to sensor performance.

pH
Range : 0 to 14.00 pH
Resolution : 0.01 pH
Accuracy : /-0.01pH


mV
Range :
0 to /-500.0 & 0 to /-1500 mV (auto-ranging)
Resolution : 0.15 and 1 mV
Accuracy : /-0.3 & /-1 mV

Temperature
Range : -10.0 to 120.0 oC (sensor limit 45 oC)
Resolution : 0.1 oC
Accuracy : /-0.2 oC

Salinity Correction
User-set, from 0 to 50.0 ppK NaCl

Barometric Pressure Correction
User-set, from 800 to 1100 HPa

Altitude Correction
User-set, from 0 to 5000m

pH Asymmetry Range
-1.00 to 1.00 pH

pH Slope Range
70.0 to 110.0 %

Automatic Buffer Recognition
4.01, 6.86, 7.00, 9.18 & 10.01

Temperature Compensation
0 to 100 oC, automatic or manual

Enclosure
Tough, anti-static Luran-S plastic case, waterproof to IP67. Connectors waterproof to IP65. The instrument will float if dropped into water.

Display
32 Character alphanumeric LCD with user-friendly menu system and full-text messages.

Memory
2400 readings, including date and time.

Automatic Logging
User-set for one reading every 1 to 90 seconds, 1 to 90 minutes or 1 to 24 hours.

RS232 Serial Port Output
300, 1200 and 9600 Baud.
8 Bits, No Parity, 1 Stop Bit, XON/XOFF

Clock
24 Hour Calendar Clock

Battery Saver Function
On : Automatically switches off after 5 minutes of no use.
Off : Unit remains on for continuous use.

Good Laboratory Practices
Date, time and results of last successful calibration are stored, and can be recalled when required. GLP information can be printed or downloaded to PC when the optional RS232 Interface is fitted. Warning of failed calibration is provided.

Power
6V NiMH Rechargeable battery pack for approx 75 hours operation. Battery charger for country of choice supplied. Battery can be charged from any 12V DC source.

Dimensions
187 x 110 x 51 mm

Mass
Instrument only : Approx 440g
Full Kit : Approx 1.7kg

Environment
Temperature : 0 to 45 oC
Humidity : 0 to 95% R.H.