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11 Specifications
All electrical characteristics are valid at an ambient temperature -10 ° C to +50 ° C, unless
otherwise stated.
All specifications apply within approved EMI conditions. EMC test specifications for the PD
340 are available in a separate document, PD no. 506 023 .
11.1
Flow measurement
Error
% of actual flow rate
+/-1,5
+/-1,0
+/-0,5
0
10
Figure 5: Max. error vs. actual flow rate
Flow measurement error:
Current output error:
Linearity:
Repeatability:
Ambient temperature effect:
Voltage supply effect:
Response time pulse output:
Response time current output:
11.2
Power Supply
The transmitter should always have the supply connected to prevent condensation in the
electronics.
Power supply AC (50/60 Hz) or DC:
Current at power up:
Manual
20
30
40
50
60
typ. less than half the value as shown on Figure 5
As Figure 5 , plus +/-0.3% of current output range
Flow Transmitter, PD 340
Flow
70
80
90
100 % of
max.
551 122 01
(see Figure 5 )
max. (0.5 x error), (see Figure 5 )
max. 0.04%/10 ° C
max. 0.01%/10%
nom.
min.
max.
max.
502 010 05
0.2 sec.
1.0 sec.
24.0 V
20.0 V
28.0 V
650 mA
49/55
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