Equipment norms of class I surface meteorological stations in Vietnam

01:17, 11/07/2024

The details of this content are specified in Circular 36/2016/TT-BTNMT stipulating the economic - technical norms for the operation of the meteorological and hydrological station network.

The equipment norms for the network of traditional hydrometeorological stations in Vietnam and environmental analysis experiments are stipulated in Circular 36/2016/TT-BTNMT as follows:

Unit of measurement: equipment/year

No.	Category	Unit	Quantity	Usage period (months)	Maintenance cycle (months)	Standard
						SD	DP
	Wind Measuring Equipment
1	Wind machine, Vild heavy type	set	1	180	6	0.07
-	Vild wind mast	set	1	180	6	0.07
2	Wind machine, needle indicator type	set	1	120	6	0.10	0.02
-	Wind machine mast	set	1	120	6	0.10	0.02
3	Hand-held wind machine	machine	1	120	6	0.10	0.02
4	Total speed wind machine	machine	1	120	1	0.10
5	Digital wind gauge with data storage unit	set	1	96	6	0.13	0.03
+	Wind sensor unit (speed + direction)	set	1	96	6	0.13	0.03
+	Data storage unit	set	1	96	6	0.13	0.02
+	Lightning protection unit (power, signal, direct)	set	1	60	3	0.20
+	Software suite with machine	set	1	96	6	0.13
+	Wind mast + guy cable	set	1	120	6	0.10
+	Signal transmission cable	set	1	48	6	0.25
	Rain Measuring Equipment
6	Rain gauge (self-recording; digital)	set	1	120	1	0.10	0.02
	Atmospheric Pressure Measuring Equipment
...	...	...	...	...	...	...	...

See other standards at Circular 36/2016/TT-BTNMT effective from January 26, 2017.

- Thanh Lam -

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