Specifications
| Measurement range | 0~1000ppm |
| sensor calibration | Factory calibration at 205ppm |
| sensor | Electrochemistry |
| Initial Accuracy | +/- 5% read value +/- 5ppm |
| reaction time | 90% read value in 70 seconds |
| operating temperature | 32 to 105 ° F |
| Operating Relative Humidity | 15 to 90% R.H., non-condensing environment |
| Long term drift | Less than 5% per year (depending on usage) |
| Battery life | 200 hours |
| show | 3 ½ digit LCD display, maximum 1999 readings |
| Low battery Voltage display | When the battery Voltage is lower than the operating Voltage, "+ -" is displayed |
| Operating environment | 0 ℃~ 50 ℃, Relative Humidity < 70% R.H. |
| Storage environment | -20 °C ~ 60 °C, 0bit80% R.H. |
| Accuracy test environment | 23 ℃ +/- 5 ℃, Relative Humidity < 75% R.H. |
| size | 189mm(高)x65.5mm( |
| Weight | Approximately 200 grams (including batteries) |
| Standard Accessories | Manual, battery |
Packing list
host x1, manual x1, battery x1, leather case x1, certificate x1.
After-sales instructions
Warranty days: 365 days
【Attention】
The purchase of this product is calculated from the date of receipt by the customer, and the warranty period is 1 year.
The warranty scope is limited to the host, the accessories are not warranted, and the problem needs to be sent back to the manufacturer to define whether it is within the scope of the warranty.
Freight sharing limit during the warranty period: the sender pays.
Damage caused by improper use is not covered by the warranty.
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/462/Specification.html , which is only used by users who purchase commodities from the NBCHAO.