Appendix
FLOWSIC600 · Technical Information · 8010125 V 4.0 · © SICK AG 209
Subject to change without notice
Table 27 Technical data
Meter characteristics and measuring parameters
Measured variables Flow rate, volume at flowing and base conditions, gas velocity, speed of sound
Number of measuring paths 2, 4, 4+1, 4+4
Measuring Principle Ultrasonic transit time difference measurement
Measured medium Natural gas, N
2
, O
2
, air, C
2
H
4
, vapor, process gases
Measuring ranges Actual flow rate. 4 ... 400 m³/h / 1,600 ... 100,000 m³/h
Measuring ranges depending on nominal pipe size
Repeatability < 0.1 % of reading
Accuracy Error limits
2-path version
1
≤ ± 1 %
4-path version
2
≤ ± 0.5%
Dry calibrated
4-path version
2
≤ ± 0.2%
After flow calibration and adjustment with constant factor
4-path version
2
≤ ± 0.1%
After flow calibration and adjustment with polynominal or piece-
wise correction
1
Within range Q
t
... Q
max
with straight inlet/outlet section of 20D/3D or with flow straightener
10D/3D
2
Within range Q
t
... Q
max
with uninterrupted inlet/outlet section 10D/3D or with flow
straightener 5D/3D
Diagnostics functions Integrated device diagnosis and extended diagnosis use software MEPAFLO600 CBM
Gas temperature –40 °C ... +180 °C
On request: –194 °C ... +280 °C
Operating pressure 0 bar (g) ... 250 bar (g)
On request: Up to 450 bar (g)
Nominal pipe size 2" ... 48" (DN 50 ... DN 1200)
Ambient conditions
Ambient temperature ATEX, CSA –40 °C ... +60 °C
IECEx –40 °C ... +70 °C
Optional IECEx –50 °C ... +70 °C
Storage temperature –40 °C ... +70 °C
Ambient humidity ≤ 95% relative humidity
Approvals
Conformities AGA Report No. 9
API 21.1
OIML D11
OIML R137-1
ISO 17089-1
BS 7965
Type approvals: MID, Measurement Canada, GOST ...
Ex approvals IECEx Gb/Ga Ex d e ib [ia Ga] IIA T4
Gb/Ga Ex d e ib [ia Ga] IIC T4
Ultrasonic transducer, intrinsically safe
ATEX II 1/2G Ex de ib [ia] IIA T4
II 1/2G Ex de ib [ia] IIC T4
Ultrasonic transducer, intrinsically safe
NEC/CEC (US/CA) Class I, Division 1, Groups B, C, D T4
Class I, Division 2, Groups A, B, C, D T4
Class I, Division 1, Group D T4
Class I, Division 2, Group D T4
Ultrasonic transducer, intrinsically safe
Electrical safety CE
IP classif ication IP 6 5 / IP 66 / IP 67