Impact / Impact Pro / Impact Pro IR Operating Instructions
82
B�3�4 Specific Recovery Time Data (Falling Gas Levels)
The following values are typical recovery times, given in seconds during various
gas-sampling modes of the instrument.
EC Sensor
Gas
Sampling Mode (see key) - typical T10 recovery time (seconds)
1 2
CO 25 20
H
2
S 35 35
EC
Sensor
Gas
Sampling Mode (see key) - typical T20 recovery time (seconds)
1 2
CO
2
190 105
EC
Sensor
Gas
Sampling Mode (see key) - typical T0 recovery time (seconds)
1 2
CO
2
1220 490
Key:
Diffusion Mode1.
Pumped Mode (no tubing)2.
Pumped Mode (10m of tubing + Ball Float)3.
Pumped Mode (10m of tubing + Sample Probe)4.
Hand Aspirator (10m of tubing + Ball Float)5.
Hand Aspirator (10m of tubing + Sample Probe)6.