Read the following articles for more information:
- Setting time periods: https://www.zabbix.com/documentation/4.0/manual/appendix/time_period
- Items: https://www.zabbix.com/documentation/4.0/manual/config/items
- VMware monitoring item keys: https://www.zabbix.com/documentation/4.0/manual/config/items/itemtypes/simple_checks/vmware_keys