Heath Consultants Personal Surveyor (PS200 Series) - Manual (Page 47)

3-3
MANUAL BUMP TEST OPTIONS
Fig. 3-2 Apply Gas Screen (4-gas model)
3.4 APPLYING TEST GAS
Apply the test gas to the instrument (via the Direct Flow
regulator set to 0.5 l/min, as shown in Fig. 3-3.
Fig. 3-3 Bump Test Kit