Zenner WPHD User Manual

5
L
D
H1 H2
DN
H3
D1
WPD / WPHD
ZENNER International GmbH & Co. KG
Römerstadt 6
D-66121 Saarbrücken
Telephone +49 681 99 676-30
Telefax +49 681 99 676-3100
E-Mail info@zenner.com
Internet www.zenner.com
Subject to modifications and errors excepted. Any liability for misprints excluded.
Technical Data WPD/WPDE WPHD/WPHDE
Nominal diameter DN mm 50 50 65 80 80 100 125 150 200 200 250 250 300 300
Permanent flow Q
3
m³/h 25 40 40 63 63 100 100 250 400 400 630 630 1000 1000
Attainable measuring
range
Q
3
/Q
1
R R125H R200H R200H R200H R200H R315H R315H R315H R160H R160H R160H R160H R160H R160H
Standard measuring
range (*)
Q
3
/Q
1
R R100H/63V R100H/63V
Overload flow (**) Q
4
m³/h 31,25 50 50 78,75 78,75 125 125 312,5 500 500 787 787 1250 1250
Minimum flow (**) Q
1
m³/h
0,25/
0,4
0,4/
0,63
0,4/
0,64
0,63/
1,01
0,63/
1,02
1,0/
1,59
1,0/
1,60
2,5/
3,97
4,0/
6,35
4,0/
6,36
6,3/
10,0
6,3/
10,1
10,0/
15,87
10,0/
15,88
Transitional flow (**)
Q
2
m³/h
0,4/
0,63
0,64/
1,02
0,64/
1,03
1,01/
1,61
1,01/
1,62
1,6/
2,54
1,6/
2,55
4,0/
6,35
6,4/
10,16
6,4/
10,17
10,08/
16,0
10,08/
16,1
16,0/
25,4
16,0/
25,5
Pressure loss at Q
3
∆p MPa 0,01 0,019 0,012 0,01 0,01 0,011 0,012 0,026 0,009 0,009 0,008 0,008 0,008 0,008
Start-up flow rate - l/h 65 65 65 110 110 150 150 350 2000 2000 2000 2000 2000 2000
Display range min l 0,5 0,5 0,5 0,5 0,5 0,5 0,5 5 5 5 5 5 5 5
max m³ 999.999 9.999.999 9.999.999
Maximum temperature - °C 50 50 50 50 50 50 50 50 50 50 50 50 50 50
Operating pressure,
max.
MAP bar 16 16 16 16 10 16 16 16 16 10 16 10 16 10
Pulse value Reed l/pulse
100/
1000
1.000/
10.000
1.000/
10.000
Pulse value modulator
disc
l/pulse 10 10 10 10 10 10 10 100 100 100 100 100 100 100
Weight and dimensions:
Nominal diameter DN mm 50 50 65 80 80 100 125 150 200 200 250 250 300 300
Overall length (*) L mm 200 200 200 200/225 225 250 250 300 350 350 450 450 500 500
Height H1 mm 135 135 135 143 143 152 152 183 215 215 267 267 250 250
Height H2 mm 75 75 85 95 95 105 115 135 160 160 193 193 220 220
Total height approx. (***) H1+H2 mm 210 210 220 238 238 257 267 318 375 375 460 460 470 470
Installation height of the
measuring unit
H3 mm 230 230 230 256 256 266 266 373 460 460 460 460 470 470
Flange diameter D mm 165 165 185 200 200 220 210 285 340 340 405 395 460 445
Bolt circle diameter D1 mm 125 125 145 160 160 180 250 240 295 295 355 350 410 400
Number of bolts pcs. 4 4 4 8 4 8 8 8 12 8 12 12 12 12
Screw size mm M16 M16 M16 M16 M16 M16 M16 M20 M20 M20 M24 M20 M24 M20
Bolt diameter mm 19 19 19 19 19 19 19 23 23 23 28 23 28 23
Weight approx.
kg 10,5 10,5 11,8 13,4 13,4 16,9 20,1 31,5 49 49 68 68 105 105
(*) Other measuring ranges (R) on request
(**) Values refer to standard measuring range
(***) Total height WPDE/WPHDE + 18mm

Zenner WPHD Specifications

General

Brand	Zenner
Model	WPHD
Category	Measuring Instruments
Language	English