Operating instructions

Appendix
FLOWSIC600 · Operating Instructions · 8010125 V 4.0 · © SICK AG 113
Subject to change without notice
Table 9 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 I P 65 / IP 66 / IP 67