Siemens SIPROCESS GA700 Operating Instructions Manual page 77

Measuring response
Repeatability
Linearity deviation with ambient air
Untreated ambient air contains less than 20.95% O
1)
the oxygen content.
Table 10-14
Influence variables
Ambient temperature
Sample gas pressure
Sample gas flow
Accompanying gases
Power supply (mains voltage variations in range
85 to 264 V AC / 47 to 63 Hz)
Electrical inputs and outputs
Analog and digital interfaces
Field device
Operating Instructions, 05/2022, A5E35640463-07
At the zero point
For span gas
Influence variables
Deviation at zero point
Deviation from the span
gas
Deviation at zero point
Deviation from the span
gas
Deviation at zero point
Deviation from the span
gas
Technical specifications
10.3 OXYMAT 7 technical specifications
≤ ± 0.5% of smallest measuring range or
≤ ± 50 vpm O ; whichever is greater
2
≤ ± 0.5% of current measured value or
≤ ± 50 vpm O ; whichever is greater
2
≤ 0.1% of full-scale value of characteristic
(literature value) since existing humidity decreases
2
≤ 0.5% of smallest measuring value / 10 K or ≤ 50
vpm O / 10 K, whichever is larger
2
≤ 0.5% of current measured value / 10 K or ≤ 50 vpm
O / 10 K, whichever is larger
2
≤ 0.2 % of smallest measuring range / 1% pressure
change or ≤ 50 vpm O / 1% pressure change,
2
whichever is larger
Deviation ≤ 0.2% of current span / 1% pressure
change or 50 vpm O / 1% pressure change, which‐
2
ever is larger
≤ 1 % of smallest measuring range per 0.1 l / min
flow rate change or 50 vpm O
rate change within the permissible flow rate range
(The larger value is always in effect)
≤ 1 % of smallest measured value per 0.1 l / min
flow rate change or 50 vpm O
rate change within the permissible flow rate range
(The larger value is always in effect)
Zero point deviation (cross-sensitivity) in accord‐
ance with Table A.1 of EN 61207-3
≤ ± 0.1% of full-scale value
See Operating Instructions of field control unit
1)
per 0.1 l / min flow
2
per 0.1 l / min flow
2
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