Datasheet

Data Sheet SONOMETER
TM
2000 – Ultrasonic heat meter
Technical data, continued
SONO 1500 / 2500* CT
Flow rate
Nominal q
p
m
3
/h 10 15 25 40*
Maximum q
s
m
3
/h 20 30 50 80
Minimum
1)
q
i
l/h 40
3)
100 60
3)
150 250 400
Starting l/h 15 40 50 80
Diameter Nominal DN mm 40 50 65 80
Operating pressure Maximum PN bar 25
Temperature range Flow sensor °C 5 - 150
Medium circulation water (pH - value: 7 -10)
Pressure loss
2)
At q
p
∆p mbar 95 80 75 100
Overall length mm 300 270 300 300
Pulse value
Volume l/imp. 0.001...5000 (depend on q
p
)
Test
1)
ml/imp 100 200 200 200
Supply voltage U
N
battery supply: 3.0 V DC
external supply: 3.0..5.5 V DC
4)
3.6 V DC batt.
/ ext. 3.6..5.5
V DC
Basic data
Environmental class EN 1434 class C / A
Protection class IP 54 (heating) / IP 68 (cooling)
Apllicable for direct mounting
temp. sensor, Pt 100 / 500
no
1)
The accuracy is better than 3%
2)
Acc. to EN 1434 6.17
3)
Only for horizontal installation
4)
For medium temperatures above 90 °C, the flow sensor must be equipped with an external supply.
Temperature sensors (pair)
Type
Direct mounted
(EN 1434)
Pocket sensor
(EN 1434)
Element Pt 500, 2-wire (EN 60751) Pt 500, 2-wire (EN 60751)
Pairing °C 10, 80, 130
Medium temperature °C 0...180 0...150
Medium District heating water
Response time t 0.5 Typically 0.8 s / 0.4 m/s
acc. to sensor pocket technical data
table
Pressure rating PN bar 16
acc. to sensor pocket technical data
table
Protection class IP 67 IP 65
Pipe material W 2.4816 W 1.4303
Temperature sensor pockets
Type Brass Stainless steel
Medium temperature °C 0...180
Medium District heating water
Response time t 0.5
Typically 9 s / 0.4 m/s
Typically 5 s / 0.4 m/s with pasta
Typically 13 s / 0.4 m/s
Typically 5 s / 0.4 m/s with pasta
Pressure rating PN bar 25
Material CuZn40Pb2 (Ms 58) W 1.4571
Adapter CuZn40Pb2 (Ms 58)
Design and function The SONOMETER™2000 is an ultrasonic heat
meter especially designed for heating, cooling
or combined heating/cooling application in local
and district heating systems.
The SONOMETER™2000 consists of:
- Ultrasonic flow sensor, type SONO 1500 CT or
SONO 2500 CT;
- Thermal energy calculator, type INFOCAL 6;
- Temperature sensors.
6
DH-SMT/PL
VD.SH.A3.02 © Danfoss 08/2009