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	WP-81 Waterproof Conductivity/TDS-pH/mV- Temperature Meter

			pH와 mV를 위한 프로그램이 각각 2개의 채널로 분리 견고, 방수처리 사용간편 날짜시계 실험실용으로 적합 150회 reading Notepad 자동데이터등록 RS232 Interface 부착가능 Multiple Power option Australian 제작 AS/NZS/ISO 9001 인증

	Specifications
	Conductivity Ranges : 5 ranges with auto range selection k=0.1 : 2.000 uS/cm to 20.00 mS/cm k=1.0 : 20.00 uS/cm to 200.0 mS/cm k=10 : 200.0 uS/cm to 2000 mS/cm Resolution : 0.05% of range Accuracy : 0.2% of full scale of selected range TDS Ranges : 5 ranges with auto range selection k=0.1 : 1.000ppm to 5.00ppk k=1.0 : 10.00ppm to 50.0ppk k=10 : 100.0ppm to 500ppk Resolution : 0.1% of range Accuracy : 0.5% of full scale of selected range pH Ranges : 0 to 14.00 pH Resolution : 0.01 pH Accuracy : ±0.01pH mV Ranges : 0 to ±500.0 & 0 to ±1500 mV (auto-ranging) Resolution : 0.15 & 1 mV Accuracy : ±0.3 & ±1 mV Temperature Ranges : -10.0 to 120.0 ℃ Resolution : 0.1 ℃ Accuracy : ±0.2 ℃ Conductivity/TDS Span Range 75% to 133% of nominal k factor pH Input Impedance >3×1012 Ohms pH Asymmetry Range -1.00 to +1.00 pH pH Slope Range 85.0 to 105.0 % Temperature Compensation Automatic, 0 to 100 ℃ Automatic Buffer Recognition 4.00, 6.88, 7.00, 9.23 and 10.06 pH		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 150 readings, including date and time. Automatic Logging User-for one reading every 1 to 90 seconds, 1 to 90 minutes or 1 to 24 hours. RS232 Output(Optional) 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 fitetd. 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 187×110 ×51 mm Mass Instrument only : Approx 440g Full Kit : Approx 1.7kg Environment Temperature : 0 to 45 ℃ Humidity : 0 to 95% R.H.
	Ordering Information
	Part No WP-81 Cond/TDS-pH/mV…..……….121132 Kit Includes k=1/ATC/Temp Sensor………………..122201 Combination pH Sensor………………...121207 2.76mS/cm Conductivity Standard, 200ml…………..……………..122306 2.0ppk TDS Standard, 200ml…………122307 pH6.88 Buffer, 200ml…………………..121306 pH4.00 Buffer, 200ml…………………..121381 Battery Charger…………………………..Specify Country WP-81 Handbook………………………..130050 Optional Sensors k=10/ATC/Temp Sensor……………..122220 k=0.1/ATC/Temp Sensor…………….122229 Submersible pH, 5m……………………111228 Temperature Sensor…………………..121247 (when Conductivity sensor is not being used) Extended cable………………………….130040 (order by the metre)		Part No Instrument Options RS232 Serial Interface…..……………..130039 (includes cable) Communication Software for Windows …...…………………………130086 Charger Lead for 12V Car Cig Lighter Socket….……………………130046 Solar Panel……….………………………..130012 Spares 6V NiMH Battery……………………….130038 RS232 Interface Cable………………..130041