90-0322-AAA
OHG Sub-Unit Installation Instructions
20th Nov 2012
© 2012 Owlstone Ltd
Proprietary and Confidential
Page 2 of 14
Section 1 -
Note on safety
Customers are expected to make their own assessment of COSHH / chemical safety
before following this procedure. Customers should also consider undertaking a risk
assessment before attempting procedures described in this document.
Always physically disconnect Inlet Air, and power from the rear of the GEN-SYS rack
before following this procedure (section 3 of this guide explains how to do this).
Always ensure sub-units are switched off before removing them from the GEN-SYS rack.
Section 2 -
Materials and tools
If a customer purchases an OHG they are supplied with the following items..
00-0006
1
Owlstone Humidity Generator (OHG)
50-0081
1
Quick connect body, Swagelok 1/8”
01-0228
1
Bracket assembly (for holding bottle)
51-0020
6
M3 x 6mm, screws to connect bottle bracket to GEN-SYS rack
01-0160
1
Bottle cap and 2micron diffuser assembly
50-0158
1
Bottle, 500ml, pressure rated
-----------
2
Pipe assemblies to connect bottle to OHG
50-0258
2
1/8” Swagelok Nut
50-0282
2
1/8” Swagelok Ferrule
50-0543
1
Dew-Point Hygrometer
-----------
1
Pipe assembly to connect output of OHG to Easidew Hygrometer
90-0027
1
Decontamination certificate
----------
1
Michell Instruments User Guide
Tools required:
1 x 5/8
“ spanner
2 x 7/16
” spanner
Philips screwdriver, No. 1
A pair of side cutters
