|
|
 |
| |
|
|
Product
Type
|
WYR15/20A
|
|
Description
|
1¡¢Measurement
indicator complies with the relevant Ministry of
Construction standards.
2¡¢Powered by four ordinary Alkaline batteries of
NO. 5
3¡¢Users change the batteries during every heating
period.
4¡¢When batteries are run out or changed, or meter
is externally interfered, or available credit is
0, valve will close automatically.
5¡¢Installation dimension: meter length 165mm, DN
20 flow rate standard£»
6¡¢Recharge: by using universal remote controller
of electricity meter, water meter, heat meter and
gas meter.
7¡¢Data is displayed on remote controller. Temperature
sensor and heat is transmitted by optical fiber.
8¡¢Dirt-discharge valve and temperature control valve
are optional (not included in the quotation).
9¡¢Length of outlet and inlet water temperature sensor
optical fiber is optional ( in the range of 700M). |
|
Main technical
indicator
|
1.Measurement
accuracy complies with ISO4064: B Class
2¡¢Flow rate accuracy (wet-liquid sealed): B class
3¡¢Measurement accuracy of the temperature sensor:
+0.06¡æ
4¡¢Distinguishing rate of different temperature of
inlet and outlet water: +0.06¡æ
5¡¢Range of temperature measurement: 0.05m3/h--5m3/h
6¡¢Range of flowrate measurement£º0.05m3/h--5m3/h
7¡¢Nominal pressure£º¨Q1.0MPa pressure loss£º¨Q0.0125MPa
8¡¢Flow rate sensor: 0.1m3/ pulse |
|
Be on
market time
|
January,
2004
|
|
|
|
|
|
| |
|