	Features real-time clock
	Adjustable TDS conversion factor (0.4 to 1.0); reads KCl, NaCl, 442 or any custom solution
	Stores and recalls up to 50 readings with corresponding temperature
	Selectable manual or Automatic Temperature Compensation (ATC) with separate temperature readout
	Selectable temperature coefficient (adjustable 0 to 10% per °C)
	Selectable cell constant (K = 1, 0.1, or 10)
	Five measurement ranges with manual or auto-ranging
	Easy to clean housing
	Hold function; "Ready" indicator; Error messages; Auto-off function

This microprocessor-based TDS 400 Conductivity meter features a superior waterproof housing that floats! It’s perfect for conditions that ruin ordinary meters.

The TDS 400 meter reads TDS in ppm, KCl, NaCl or 442 with simultaneous temperature display (°C/°F selectable). Real-time clock stamps calibration data and up to 50 stored readings with date and time, meeting standards for GLP. Stores up to five calibration points.

Click below to download Acrobat (.pdf) file of:
Waterproof TDS 400 meter product bulletin
Waterproof TDS 400 meter manual

Measures	TDS, °C, °F
TDSRange	0.00 to 9.99 ppm, 10.0 to 99.9 ppm, 100 to 999 ppm, 1.00 to 9.99 ppt, 10.0 to 99.9 ppt, 100 to 200 ppt
TDSResolution	0.01 ppm, 0.1 ppm, 1 ppm, 0.01 ppt, 0.1 ppt, 1 ppt
TDSAccuracy	±1% full scale
TDSCalibration	Five-point calibration, stored with date and time
TemperatureRange	0.0 to 100.0°C, 32.0 to 212.0°F
TemperatureResolution	0.1°C, 0.1°F
TemperatureAccuracy	±0.5°C, ±0.5°F
TemperatureCalibration	offset 0.1°C increments
ATC	manual or automatic from 0.0 to 50.0°C
Memory	Up to 50 readings with temperature, date and time
Power	4 1.5 V AA batteries, 100 hours continuous use
Real Time Clock	Yes
Cell constant	selectable at K = 1.0, 0.1 or 10
Temperature coefficient	adjustable 0.00 to 10.00% per °C
Dual Display	Yes
Waterproof/Dustproof (IP67)	Yes
Dimensions	7.5" x 3.5" x 1.75" (19 x 9 x 4.5 cm)
Shipping weight	1.3 lb (0.6 kg)

Site Designed And Maintained By Panther Marketing And Design