Siemens SIPROCESS GA700 - Page 132

Technical specifications
11.4 Technical specifications of analyzer modules
132
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Compact Operating Instructions, 05/2018, A5E31805656-06
Table 11- 37 CALOMAT 7: Time response
Time response
Warm-up period at room temperature
< 30 min (max. accuracy after 2 h)
Response characteristics
Delayed
display T
90
Standard module
< 2.5 s
Module with integrat-
ed flame arrester
< 3.5 s
Dead time T
10
at 1 l/min
< 0.5 s
Adjustable signal damping range
0 to 100 s
Table 11- 38 CALOMAT 7: Measuring response
Measuring response
Output signal fluctuation with device-
internal signal damping of 1 s
≤ ±0.5% of smallest measuring span according to module
nameplate
(noise bandwidth corresponds to
1% = 6σ value or 0.333% = 2σ value)
Detection limit
≤ 1% of the smallest span according to nameplate
Measured value drift ≤ ± 1%/week of smallest measuring span according to
nameplate or 50 vpm H
2
/week
Whichever is greater
Repeatability
≤ ± 1% of the current span or 100 vpm H
2
Linearity deviation
≤ ± 1% of the current span or 100 vpm H
2
Table 11- 39 CALOMAT 7: Influence variables
Influence variables
Ambient temperature ≤ 0.5% of smallest measuring span/10 K or
≤ 50 vpm H
2
/10 K
Whichever is greater
Sample gas pressure ≤ ± 0.5%
1)
of smallest measuring span/1% change in pres-
sure or
≤ ± 50 vpm H
2
/1% change in pressure
Whichever is greater
Sample gas flow ≤ 0.2% of smallest measuring span/dl/min. change in flow
or
≤ 50 vpm O
2
/dl/min. change in flow within the permissible
flow range (0.3 to 1 l/min)
Whichever is greater