Dräger 6510 Gebrauchsanweisung Seite 46

Sensitivity drift
Intervals before readiness for operation
1st measurement
after terminating a result of a previous test in range:
(breath alcohol unit)
0.25 mg/L
0.50 mg/L
1.00 mg/L
> 1.5 mg/L
after terminating a result of a previous test in range:
(blood alcohol unit)
0.50 ‰
1.00 ‰
2.00 ‰
> 3.00 ‰
Intervals for other measuring units selected can be calculated
accordingly (see page 45).
46
typically 0.6 % of meas. value/month
about 6 s
120 s
140 s
180 s
120 s
120 s
140 s
180 s
120 s
Calibration
Calibration interval
Permissible calibration range for unit of measuring value:
mg/L
µg/L
g/210L
µg/100 mL
µg%
‰
%
g/L
mg/100 mL
mg%
mg/mL
Standard calibration value when using Dräger Ethanol-Standard
solution for unit of measuring value:
mg/L
µg/L
g/210L
µg/100 mL
µg%
‰
%
g/L
mg/100 mL
mg%
The use of these standard calibration values corresponds to a conver-
sion factor of 2100 between breath and blood alcohol concentration-
values.
depends on required accuracy,
typically: 6 months
0.160 to 0.750 mg/L
160 to 750 µg/L
0.035 to 0.150 g/210L
16 to 75 µg/100 mL
16 to 75 µg%
0.35 to 1.50 ‰
0.035 to 0.150 %
0.35 to 1.50 g/L
35 to 150 mg/100 mL
35 to 150 mg%
0.35 to 1.50 mg/mL
0.476 mg/L
476 µg/L
0.100 g/210L
47.6 µg/100 mL
47.6 µg%
1.00 ‰
0.100 %
100 g/L
100 mg/100 mL
100 mg%