Product Code : CM Brand Name :CM
C M FLOWMETERS (India) Pvt Ltd
SPECIFICATION SHEET
Specification No.
Rev.
Reviewed by & date
Approved by & date:
HP/2/1
0
PART NAME: FLOWMETER ASSY WITH HYPOXIC GUARD (2-TUBE)
1
Oxygen Inlet
7/16†X 20T WF male thread, from rear bottom
2
N2O Inlet
1/2†X 20T WF male thread, from rear bottom
3
Mixed gas outlet
At top right, through 23mm taper as per ISO 5356-1
4
Control Knob Oxygen
White, with special profile as per ISO 5358
5
Control Knob N2O
Blue serrated, serration depth <1mm, knob dia lower than Oxygen knob dia.
6
Working pressure (max)
420 kPa (both N2O & O2)
7
Oxygen Tube Range
0.1 0.1 – 10 l/min, with expanded scale at 0.1 – 1 l/min
Graduations in lpm unit
8
N2O Tube Range
0.2 0.1 – 12 l/min, with expanded scale at 0.1 – 1 l/min
9
Float Colour
Red – both for Oxygen & N2O
10
Accuracy (both N2O & O2)
As per CM Standard
11
Tube length (both N2O & O2)
230 mm
12
Markings/identification
Float mark on tubes & other markings
as per ISO 5358
13
Mounting
Back bar mounting
14
Housing
Aluminum frame with clear acrylic front
& Light coloured Luminous background.
15
N2O flow opening/closing
Opening at 0.4-0.6 l/min Oxygen flow, while increasing
Closing at 0.2-0.3 l/min Oxygen flow, while decreasing
16
Oxygen / N2O ratio
30 + 5% of O2 at all settings after N2O flow opening.
