|
C M FLOWMETERS (India) Pvt Ltd
SPECIFICATION SHEET
|
|
Specification No.
|
Rev.
|
Reviewed by & date
|
Approved by & date:
|
|
HP/3/1
|
00
|
|
|
|
PART NAME: FLOWMETER ASSY WITH HYPOXIC GUARD (3-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
|
Air Inlet
|
1/4†BSP male thread, from rear bottom
|
|
4
|
Mixed gas outlet
|
At top right, through 23mm taper as per ISO 5356-1
|
|
5
|
Control Knob Oxygen
|
White, with special profile as per ISO 5358
|
|
6
|
Control Knob N2O
|
Blue serrated, serration depth <1mm, knob dia lower than Oxygen knob dia.
|
|
7
|
Control Knob Air
|
Black serrated, serration depth <1mm, knob dia lower than Oxygen knob dia.
|
|
8
|
Working pressure (max)
|
420 kPa (N2O, O2 &AIR)
|
|
9
|
Oxygen Tube Range
|
0.1 0.1 – 10 l/min, with expanded scale at 0.1 – 1 l/min
Graduations in lpm unit
|
|
10
|
N2O Tube Range
|
0.2 0.1 – 12 l/min, with expanded scale at 0.1 – 1 l/min
Graduations in lpm unit
|
|
11
|
Air Tube Range
|
0.3 0.1 – 15 l/min, with expanded scale at 0.1 – 1 l/min
Graduations in lpm unit
|
|
12
|
Float Colour
|
Red –for O2, N2O & AIR
|
|
13
|
Accuracy (N2O, O2&Air)
|
As per CM Standard
|
|
14
|
Tube length (N2O, O2&Air)
|
230 mm
|
|
15
|
Markings/identification
|
Float mark on tubes & other markings
as per ISO 5358
|
|
16
|
Mounting
|
Back bar mounting, as per drawing
|
|
17
|
Housing
|
Aluminum frame with clear acrylic front
& Light coloured Luminous background.
|
|
18
|
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
|
|
19
|
Oxygen / N2O ratio
|
30 + 5% of O2 at all settings after N2O flow opening.
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
