Specifications
| pendulum needle | Persoz pendulum |
| Swing rod Weight | 500g |
| Ball diameter | 8mm |
| Initial swing angle | 12° |
| terminal swing angle | 4° |
| swing period | 1s |
| Swing Time on Glass | 430±15s |
| counting function | automatic |
| Dimensions | 400×400×780mm |
| Instrument Weight | 500×460×950mm |
| Shipment Weight | 40kg |
Packing list
host 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/45155/Specification.html , which is only used by users who purchase commodities from the NBCHAO.