30
REF 360-0040-01 (F)
APPENDIX D
CONSTANT LOW FLOW MODULE
D.3 Constant Low Flow Calibration Set-Up
• See Figure D.2
The front anti-tamper cover plate should be open and rotated. The pump should be off.
Set up the calibration equipment as shown. Make certain that the sampling media [A] is properly installed as
shown.
1)
Use a flat screwdriver to move the notch in the module valve [1] to the Off position.
2)
Turn on the pump [2].
3)
Adjust the flow to between 1.0 and 1.5 LPM [4] using the flow adjustment [3].
4)
Use a flat screwdriver to move the notch in the module valve [5] to the On position.
5)
Using a fine screwdriver [6], adjust the flow rate at the module.
NOTE
The built-in rotameter does not indicate
the flow rate through the sampling media.
