Siemens SIPROCESS GA700 Operating Instructions Manual page 121

Table 13-9 OXYMAT 7: Measuring response
Measuring response
Output signal variation with static damping con‐
stant of 0 s and dynamic noise suppression of 5% /
10 s
Detection limit
Measured At the zero point
value drift
For span gas
Repeatabili‐ At the zero point
ty
For span gas
Linearity deviation with dry ambient air*
* Untreated ambient air contains less than 20.95% O
decreased relatively.
Table 13-10 OXYMAT 7: Influence variables
Influence variables
Ambient tem‐ Deviation at zero point
perature
Deviation of the span gas
Sample gas Deviation at zero point
pressure
Deviation of the span gas
Sample gas Deviation at zero point
flow
Deviation of the span gas
Rack-mounted device
Operating Instructions, A5E31874006-12
13.3 Technical specifications of analyzer modules
≤ ±0.5% of smallest measuring span
(noise bandwidth corresponds to 1% = 6σ value or 0.333% = 2σ value),
with vibration compensation activated:
< 1.5 times value
≤ 1% of smallest measuring span according to nameplate (with vibration
compensation activated:
< 1.5 times value)
≤ ±0.5% of the smallest measuring span/month or
≤ ± 50 vpm O /month;
2
Whichever is greater
≤ ±0.5% of the current measuring span/month or
≤ ± 50 vpm O /month;
2
whichever is greater
≤ ±0.5% of the smallest measuring span/month or
≤ ± 50 vpm O ;
2
whichever is greater
≤ ±0.5% of the current measuring span/month or
≤ ± 50 vpm O ;
2
whichever is greater
< 0.1%
(literature value) since existing humidity of the oxygen content is
2
≤ 0.5% of the smallest measuring span/10 K or
≤ 50 vpm O /10 K;
2
whichever is greater
≤ 0.5% of the current measuring span/10 K or
≤ 50 vpm O /10 K;
2
whichever is greater
≤ 0.2% of the smallest measuring span/1% pressure change or
≤ 50 vpm O /1% pressure change;
2
whichever is greater
Deviation ≤ 0.2% of current measuring span/1% pressure change or
50 vpm O /1% pressure change;
2
whichever is greater
≤ 1% of smallest measuring span per 0.1 l/min. change in flow or
50 vpm O per 0.1 l/min. change in flow within the permissible flow range
2
(0.3 to 1 l/min);
whichever is greater
≤ 1% of current measuring span per 0.1 l/min. change in flow or
50 vpm O per 0.1 l/min. change in flow within the permissible flow range
2
(0.3 to 1 l/min.);
whichever is greater
Technical specifications
121