Technical Data
Prowirl 70 Transmitter
Housing material Cast aluminum, painted
Protection type Compact version: IP 65 (DN 60529)
Remote version: IP 67
Ambient temperature -40...+80 °C (depending on process temperature)
(see page 21)
Vibration immunity 1g to 500 Hz (in all directions)
Electromagnetic
compatibility (EMC)
IEC 801 part 3: E = 10 V/m (80 MHz...1GHz);
IEC 801 part 6: Uo = 10 V (9 kHz...80 MHz)
Power supply 12...30 V DC (without HART, INTENSOR)
18.5...30 V DC (with HART, INTENSOR)
Cable glands PG 13.5
Threads for cable glands M20 x 1.5 or
1
⁄
2
" NPT or G
1
⁄
2
"
Power consumption <1 W
Galvanic isolation Between process and outputs
Current output 4...20 mA analogue current output,
full-scale value and time constant may be set
PFM current pulse programmable, pulse width
0.18 ms
Open collector output I
max
≤10 mA, U
max
= 30 V, R
i
= 900 Ω
(HART: only to R
L
≥10 kΩ)
• Pulse output; pulse scaling selectable,
f
max
= 100 Hz, 50/50 duty cycle
• Alarm contact
• Limit switch; on/off points selectable
Display LC display; 4 character with decimal point.
Bar graph for analogue display of flowrate in %
Communication HART protocol via current output,
INTENSOR protocol via current output
Data storage DAT memory module stores all programmed data
(without battery)
Hazardous area approvals
• Intrinsically safe CENELEC EEx ib IIC T6
FM IS Cl. I, II, III Div. 1 Gr. A-G
CSA IS Cl. I; Div. 1/Div. 2 Gr. A-D,
Cl. II; Div. 1/Div. 2 Gr. E-F, Cl. III; Div. 1/Div. 2
• Explosion proof CENELEC EEx d IIC T6
FM XP Cl. I Div. 1 Gr. A-D
CSA XP Cl. I Gr. B-D, Cl. II Gr. E-G, Cl. III
Note: Remote version has no Ex d
Accuracy limits (measuring system)
Liquids <0.75% o.r. at Re
D
>20000
<0.75% o.f.s. at Re
D
4000...20000
Gas/steam <1% o.r. at Re
D
>20000
<1% o.f.s. at Re
D
4000...20000
Current output Temperature coefficient <0.03% o.f.s./°C
Maximum flow velocity Liquids: v
max
= 9 m/s
Gas/steam: v
max
= 75 m/s;
DN 15: v
max
= 46 m/s
Reproducibility ±0.2% o.r.
23
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