Specifications
| Instrument level | Level 0.5 |
| Measurement parameters | mV（ORP）、pH |
| Measurement range | （0~±1400）mV，（0~14.00）pH |
| Resolution | 1mV，0.01pH |
| Intrinsic error | pH：±0.03pH；mV：±5mV |
| Stability | (+/- 0.3mV +/- 1 word)/3h |
| Power supply Voltage | AC 220±22V 50±1Hz |
| Dimensions | 300×235×100mm |
| Weight | 3kg |
Packing list
After-sales instructions
None
[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/30312/Specification.html , which is only used by users who purchase commodities from the NBCHAO.