Measuring ranges
Parameters can be assigned in the measuring
ranges
Smallest possible span
Largest possible span
Smallest possible span with suppressed
zero point
Table 10- 34 CALOMAT 7: Gas inlet conditions
Gas inlet conditions
Sample gas pressure
Pressure drop between sample gas inlet and
outlet
Sample gas flow
Sample gas temperature and humidity
Table 10- 35 CALOMAT 7: Temperature of sample chamber and gas path
Temperature of sample chamber and gas path
Gas path
Standard version
Table 10- 36 CALOMAT 7: Time response
Time response
Warm-up period at room temperature
Response characteristics
Delayed dis-
Standard module
play T
90
Module with integrated flame ar-
rester
Dead time T
at 1 l/min
10
Adjustable signal damping range
Table 10- 37 CALOMAT 7: Measuring response
Measuring response
Output signal fluctuation with device-
internal signal damping of 1 s
Detection limit
Devices in explosion-proof design
Compact Operating Instructions, 11/2019, A5E35134047-04
0.5% H
in N
2
2
100% H
in N
2
2
5% (e.g. 95 to 100%) H
700 to 1 400 hPa (absolute)
< 50 hPa at 1.5 l/min
30 to 90 l/h (0.5 to 1.5 l/min)
0 to 70 °C with relative humidity < 90%, avoid condensation in the gas
path (moisture content results in measurement errors)
5 K above ambient temperature
72 °C
< 30 min (max. accuracy after 2 h)
< 2.5 s
< 3.5 s
< 0.5 s
0 to 100 s
≤ ±0.5% of smallest measuring span according to module nameplate
(noise bandwidth corresponds to
1% = 6σ value or 0.333% = 2σ value)
≤ 1% of the smallest span according to nameplate
Technical specifications
10.2 General technical specifications
in N
2
2
105