Specifications
| Measurement parameters | Dissolved oxygen value, temperature |
| Measurement range | 0~200.0ug/L, 0~20.00mg/L, the range is automatically switched; 0~60 ℃ (the microgram instrument should be equipped with DO-6800G) |
| Resolution | 0.1ug/L，0.0 1mg/L，0.1℃ |
| Accuracy | ±1.0%FS，±0.3℃ |
| Automatic temperature compensation | 0~60℃ |
| control interface | Two sets of ON/OFF relay contacts, divided into high point and low point alarm signal photoelectric isolation output |
| Automatic cleaning interface | A set of automatic cleaning control points, cleaning time 0-9999 seconds, interval 0-9999 minutes |
| 4~ 20mA current output | Two current outputs, photoelectric isolation protection, improve anti-interference ability, 4-20mA corresponding range can be output in reverse |
| 485 interface | Optoelectronic isolation output, IoT support, (MODBUS protocol partially compatible) |
| relay | The relay lag can be set arbitrarily, and the relay load is 3A 220VAC. |
| Operating Conditions | Ambient Temperature is 0~60 ℃, Relative Humidity ≤ 90% |
| output load | Load < 750Ω (4-20mA) |
| Operating Voltage | 220VAC 10%, 50/60Hz, or book DC24V, DC12V Power |
| size | 100×106×168mm |
| opening size | 92×92mm |
| Weight | 0.9Kg |
| Installation method | Disk mount |
| Protection class | IP65 |
Packing list
machine X1, manual X1, certificate X1, warranty card X1
After-sales instructions
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;
[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/41736/Specification.html , which is only used by users who purchase commodities from the NBCHAO.