English
Quick Start Guide
1. Symbols used
For your safety and in order to avoid any damage of the device,
please read carefully the notes preceded by the following symbol:
The following symbol will also be used in this document, please
read carefully the information notes indicated after this symbol:
The manifolds have been developed for the pressure, vacuum and temperature measurements and settings
on stationary or mobile refrigeration equipments. It must not be used in any other purpose.
Hereby, Sauermann Industrie SAS declares that the radio equipments type Si-RM350 and Si-RM450 are in
compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the
following internet address: sauermanngroup.com
• Operating temperature: -20 to 50 °C (-4 to 122 °F)
• Protection: IP54, suitable for A2L and A3 refrigerants
• Storage temperature: -20 to 50 °C (-4 to 122 °F)
These operating instructions describe the basic handling of the device.
Please refer to the operating instructions available at sauermanngroup.com for safe use of the product
and detailed information.
Do not give this device to a child.
2. Description of the device, operating temperature, protection of the
instruments and information about storage
3. Directive 2014/53/EU
4. Safety instructions
• This device has been developed, produced and sold exclusively to trained and qualied experts in
the eld of HVACR. Appropriate training is necessary in order to guarantee a riskless use of this
instrument. Sauermann is not responsible for any possible accident during its use.
• Overload pressure maximum: 65 bar (943 psi)
• The device must not be used with ammoniac refrigerant gas (NH3 / R717)
• Do not use the device if it is damaged or if it operates abnormally. Inspect the device before
every use.
• Always wear protective glasses and gloves when using the device in
order to protect your eyes and skin when operating refrigerant gases.
The vapours of refrigerant gases are extremely cold. Do not expose
your skin to these vapours.
• The manifold should be used in a well ventilated area.
• The user of the manifold shall be protected against electrostatic discharges and discharge from
static electricity from its body by being in contact with grounded metallic object or by using an
anti-ESD equipment.
