ZA-3500 humidity and dew point

humidity and dew point: 1.sensor drying protection device 2.self-calibrating of zero point 3.automatic calibration

ZA-3500 Portable Dew Point Meter

The dew point transmitter of ZA-3500 with high performance of Finland Vaisala Company is adopted as the core measurement unit of the entire system, it integrates multiple up-to-date research achievement and proprietary technology in measurement of dew point, and it is equipped with precision sampling system for sample gas and intelligent digital processing display, and it is one of existing dew point measurement instruments with the most advanced technique and the most powerful function.

Main features

l          Self-calibrating of zero point and slope at starting up (proprietary technology)

l          Calibration of dew point with full-scale range by single-point method  (proprietary technology)

l          Sensor drying protection device (proprietary technology)

l          Operation and control by color touch screen 

l          Real-time curve display

l          Storage and printing of measurement data

l          Intelligent prompting of electricity quantity, automatic calibration for slope of intelligent charging protection (proprietary technology)

Technical parameters

Measurement of dew point	-80…+20°C, when the dew point temperature is lower than 0°C, the output of sensor is frost point
Typical precision	superior than ±1°C
Response time (Td)	When the gas temperature is 20°C	-60→-20°C            5s (63%), 10s (90%)
		-20→-60°C            45s (63%), 10min (90%)
Operation environment	Temperature	-10…+60°C
	Relative  humidity	0…100%RH
	Pressure	1 barometric pressure
Parameter of complete appliance	Working flow	no influence
	Power supply	built-in lithium battery (8000mAh), AC/DC
	Charging time	over 6 hours (with intelligent charging protection)
	Using time	>10 hours
	Digital output	RS232 USB interface
	Printing	24 characters/row, stylus printer
	Dimension	250mm×250mm×100mm
	Weight	about 3.5kg

 Figure

1. Real-time curve display

2. Printing of measured data

3. Storage of measured data

4. Display of system time

5. Display of intelligent electricity quantity

6. Setting of printing data

7. File storage system

8. Network communication

9. Chinese and English bilingual interface

ZA-3000 series instrument data management system