Technical data
Proline Promass E 300 Modbus RS485
180
Hauser
Zero point stability
DN
Zero point stability
[mm]
[in]
[kg/h]
[lb/min]
8
³⁄₈
0.20
0.007
15
½
0.65
0.024
25
1
1.80
0.066
40
1½
4.50
0.165
50
2
7.0
0.257
80
3
18.0
0.6615
Flow values
Flow values as turndown parameter depending on nominal diameter.
SI units
DN
1:1
1:10
1:20
1:50
1:100
1:500
[mm]
[kg/h]
[kg/h]
[kg/h]
[kg/h]
[kg/h]
[kg/h]
8
2
000
200
100
40
20
4
15
6
500
650
325
130
65
13
25
18
000
1
800
900
360
180
36
40
45
000
4
500
2
250
900
450
90
50
70
000
7
000
3
500
1
400
700
140
80
180
000
18
000
9
000
3
600
1
800
360
US units
DN
1:1
1:10
1:20
1:50
1:100
1:500
[inch]
[lb/min]
[lb/min]
[lb/min]
[lb/min]
[lb/min]
[lb/min]
³⁄₈
73.50
7.350
3.675
1.470
0.735
0.147
½
238.9
23.89
11.95
4.778
2.389
0.478
1
661.5
66.15
33.08
13.23
6.615
1.323
1½
1
654
165.4
82.70
33.08
16.54
3.308
2
2
573
257.3
128.7
51.46
25.73
5.146
3
6
615
661.5
330.8
132.3
66.15
13.23
Accuracy of outputs
The outputs have the following base accuracy specifications.
Current output
Accuracy
±5 µA
Pulse/frequency output
o.r. = of reading
Accuracy
Max. ±50 ppm o.r. (over the entire ambient temperature range)