Endress+Hauser Proline Prosonic Flow B 200 - Page 136

Technical data Proline Prosonic Flow B 200 HART
136 Endress+Hauser
Cable entries • Cable gland: M20 × 1.5 with cable 6 to 12 mm (0.24 to 0.47 in)
• Thread for cable entry:
– NPT ½"
– G ½"
Cable specification →  24
Overvoltage protection The device can be ordered with integrated overvoltage protection for diverse approvals:
Order code for "Accessory mounted", option NA "Overvoltage protection"
Input voltage range Values correspond to supply voltage specifications
1)
Resistance per channel 2 ⋅ 0.5 Ω max
DC sparkover voltage 400 to 700 V
Trip surge voltage < 800 V
Capacitance at 1 MHz < 1.5 pF
Nominal discharge current
(8/20 μs)
10 kA
Temperature range –40 to +85 °C (–40 to +185 °F)
1) The voltage is reduced by the amount of the internal resistance I
min
⋅ R
i
Depending on the temperature class, restrictions apply to the ambient temperature
for device versions with overvoltage protection .
For detailed information on the temperature tables, see the separate document
entitled "Safety Instructions" (XA) for the device.
16.6 Performance characteristics
Reference operating
conditions
• Error limits following ISO/DIS 11631
• Calibration gas: air
• Temperature regulated to 24 ± 0.5 °C (75.2 ± 0.9 °F) under atmospheric pressure
• Humidity regulated to <40% RH
• Accuracy based on accredited calibration rigs that are traced to ISO 17025.
Maximum measured error o.r. = of reading; o.f.s. = of full scale value; abs. = absolute; T = medium temperature
Volume flow
Standard
Order code for "Calibration flow", option 1
"Operable flow range 30 : 1"
• ±1.5 % o.r. for 3 to 30 m/s (9.84 to 98.4 ft/s)
• ±3 % o.r. for 1 to 3 m/s (3.28 to 9.84 ft/s)
Optional
Order code for "Calibration flow", option 2
"Operable flow range 100 : 1"
• ±0.1 % o.f.s. for 0.3 to 1 m/s (0.98 to 3.28 ft/s)
• ±1.5 % o.r. for 1 to 30 m/s (3.28 to 98.4 ft/s)
Methane
±2 % o.f.s. = ±2 % abs.
Temperature
±0.6 % ± 0.005 · T °C (±0.9 °F ± 0.005 · (T – 32) °F)