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3.4 Operational specifications
Max. supply pressure :
Sealing : leak rate
Operating temperature :
Normal operating conditions :
i (Coefficient of irregularity) :
R (Coefficient of pressure increase) :
Gas :
Model
SL-SI 20/0,1
SL-SI 20/1
SL-SI 20/1.5
SL-SI 20/3
SL-SI 20/4
SL-SI 20/10
SL 20 /AD
SL20/FM
* Nominal flow-rate : 5 or 15l/mn - Gaz : O
** 30bar Max. with O
3.5 Interfaces with upstream and downstream equipment
Inlet union
Outlet union
Pressure gauge adapter
4. INSTALLATION INSTRUCTIONS AND HANDLING
4.1 Transport, storage and handling
•
Transport, storage and handling operations must be carried out by qualified personnel, using
appropriate facilities.
•
These pressure regulators must be transported and stored in their original packaging; any
deterioration of the packaging can affect the operation or the safety of the product.
•
These pressure regulators must be stored in a room protected from dust and humidity, at a
temperature of between -40 and +70 °C; do not subject the unprotected pressure regulator to harsh
weather conditions.
reserves the possibility at any time to change technical contents without previous consent
INSTRUCTION MANUAL
SL20 / SI20 PRESSURE REGULATOR
Max. upstream
pressure (bars)**
50
50
50
50
50
50
25
Preset to ≅ 3 bar
50
2
Type n°1
ISO228 – G3/8 (female)
ISO228 – G3/8 (female)
M10 x 1 (female)
SMT - 5, rue de Labergement - BP10 - F-21110 GENLIS
25 or 50 bars, depending on model **
≤ 10
-7
atm cm
from -20 °C to +60 °C
1.013 bars at 23 °C
≤ 15 % according to ISO 2503
≤ 15 % according to ISO 2503
depends on model
Adjustable
downstream
(m3/h nitrogen at 0 °C and 1.013
pressure (bars)
0.01 to 0.1
0.05 to 1
0.05 to 1.5
0.1 to 3
0.1 to 4
0.5 to 10
0.1 to 1.5
, N
, Ar, He : depending of the flow-meter
2
2
NT 0009GB
Révision : 10
3
/s He
Nominal flow-rate
bars)
0.5
2
2
2.5
2.5
3.5
1.5 of acetylen
*
Type n°2
NPT1/4 F
NPT1/4 F
NPT1/4 F
18/05/16
Page 16 / 32
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