TESTO 549 Instruction Manual
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TESTO 549 Instruction Manual

TESTO 549 Instruction Manual

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testo 549 - testo 550 . Digital manifold
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Summary of Contents for TESTO 549

  • Page 1 549 - testo 550 . Digital manifold Instruction manual...

  • Page 3: Table Of Contents

    6.1.1. Switching the instrument on ................12 6.1.2. Connecting the temperature sensor ............... 12 6.1.3. Switching Bluetooth® on and off (testo 550) ..........14 6.1.4. Selecting the measuring mode ............... 15 6.2. Performing the measurement ............16 Maintaining the product ................ 17 Tips and assistance ................

  • Page 4: Safety And The Environment

    2 Safety and the environment Safety and the environment 2.1. About this document > Please read this documentation through carefully and familiarize yourself with the product before putting it to use. Pay particular attention to the safety instructions and warning advice in order to prevent injuries and damage to the products.

  • Page 5: Protecting The Environment

    They may only be used by qualified authorized personnel. The functions of the testo 549 and testo 550 mean they can replace mechanical manifolds, thermometers and pressure/temperature charts. Pressures and temperatures can be applied, adapted,...

  • Page 6: Technical Data

    3 Specifications testo 549 and testo 550 are compatible with most non-corrosive refrigerants, water and glycol. testo 549 and testo 550 are not compatible with refrigerants containing ammonia. The instruments must not be used in explosive environments! 3.2. Technical data...
  • Page 7 R437A R600a R404A R438A R718 (H2O) R407A R442A R744 (CO2) R227 R417A Refrigerants that can be updated via FX80 R236fa R417B testo Service (only I12A R245fa R417C testo 549) R1150 R401C R422A R1270 R406A R426A R13B1 R407B R508A R407D R508B...
  • Page 8 SP22 R170 R413A Measurable media Measurable media: All media that are stored in the testo 549 and testo 550 Not measurable: Ammonia (R717) and other refrigerants which contain ammonia Ambient conditions Operating temperature: -20 to 50 °C/ -4 to 122 °F Storage temperature: -20 to 60 °C/...

  • Page 9: Product Description

    3 Display. Instrument status icons: Icon Significance Battery capacity Bluetooth®, (see Switching Bluetooth® on and off (testo 550), page 14) Select measuring mode (see Selecting the measuring mode, page 15) 4 Battery compartment. It is not possible to charge rechargeable batteries in the instrument!

  • Page 10: First Steps

    5 First steps 5 Control keys: Function [Set] Set units [R, ►, ■] Select refrigerant/ Start/stop / Tightness test [Mode] Switching measuring mode [Min/Max/Mean] Display min./max./mean values [▲] Up key: Change display view [P=0] Pressure zeroing Switches to the measurement/home view [▼] Down key: Change display view Switching the instrument on/off...
  • Page 11 5 First steps Performing settings 1. Press [Set] repeatedly, 2. Press [▲] [▼] to select the unit/parameter. The settings will be accepted once the last selection has been made. Key functions Representation Explanation [▲] [▼] Change parameter, select unit [Set] Select units/parameters Adjustable parameters Representation...

  • Page 12: Using The Product

    6 Using the product WARNING Valve positioner tightened too tightly. • Damage to the PTFE seal (1). • Mechanical deformation of the valve piston (2) leading to the PTFE seal (1) falling out. • Damage to the thread of the threaded spindle (3) and the valve screw (4).
  • Page 13 This reduces measuring errors when using surface temperature sensors. If the measuring instrument testo 550 is used in combination with insertion or air temperature sensors (accessories), this factor must be deactivated: 1.

  • Page 14: Switching Bluetooth® On And Off (Testo 550)

    (testo 550) In order to be able to establish a connection via Bluetooth, you need a tablet or smartphone with the Testo app Refrigeration already installed on it. You can get the App for iOS instruments in the App Store or for Android instruments in the Play Store.

  • Page 15: Selecting The Measuring Mode

    Normal functionality of the digital manifold Automatic If the automatic mode is activated, the mode testo 549 und testo 550 digital manifold automatically changes the display of the high and low pressure. This automatic change occurs when the pressure on the low-pressure side is 1 bar higher than the pressure on the high-pressure side.

  • Page 16: Performing The Measurement

    6 Using the product 6.2. Performing the measurement WARNING Risk of injury caused by refrigerant that is at high pressure, hot, cold, or poisonous! > Wear safety goggles and protective gloves. > Before pressurizing the measuring instrument: Always fasten the measuring instrument at the suspension device in order to prevent it from falling (risk of breakage) >...

  • Page 17: Maintaining The Product

    7 Maintaining the product or (only with connected temperature probe) Evaporation pressure Condensation pressure Measured temperature t Measured temperature t or (only with connected temperature probe) Evaporation pressure Condensation pressure Superheating ∆t /SH. Subcooling ∆t With two connected NTC probes, ∆t is also shown. >...
  • Page 18 > Carefully blow out oil residues in valve block using compressed air. Ensuring the measuring accuracy Testo Customer Service would be glad to further assist you if you so wish. > Check instrument regularly for leaks (recommended: annually). Keep to the permissible pressure range! >...

  • Page 19: Tips And Assistance

    8 Tips and assistance Tips and assistance 8.1. Questions and answers Question Possible causes/solution Batteries are almost empty. flashes > Change batteries. The instrument switches Residual capacity of the batteries is off automatically. too low. > Change batteries. uuuu lights up instead of The permissible measuring range has the parameter display been undershot.

  • Page 20: Error Reports

    If you have any questions, please contact your dealer or Testo Customer Service. The contact details can be found on the back of this document or on the Internet at www.testo.com/service-...

  • Page 21: Declarations

    9 Declarations Declarations Product Testo 550 Mat.-No. 0560 1550 Date 09.02.2018 The use of the wireless module is subject to the regulations and stipulations of the respective country of use, and the module may only be used in countries for which a country certification has been granted.
  • Page 22 Product IC ID: 12231A-05631550 see IC Warnings Europe + EFTA The EU Declaration of Conformity can be foun homepage www.testo.com under the product s EU countries: Belgium (BE), Bulgaria (BG), Denmark (DK), Germany (DE), Estonia (EE), Finland (FI), France (FR), Greece...
  • Page 23 9 Declarations Korea MSIP-CMM-Toi-550 see KCC Warning Russia Authorized South Africa ICASA: TA-2016/1203 Turkey Authorized Product FCC ID: 2ACVD056001550 FCC Warnings Bluetooth SIG Listing Feature Values Bluetooth Range < 20 m (free field) Bluetooth type L Series BLE module (08 May 2013) based on TI CC254X chip Qualified Design...
  • Page 24 9 Declarations Information from the FCC (Federal Communications Commission) For your own safety Shielded cables should be used for a composite interface. This is to ensure continued protection against radio frequency interference. FCC warning statement This equipment has been tested and found to comply with the limits for a Class C digital device, pursuant to Part 15 of the FCC Rules.
  • Page 26 0970 5502 en 06...

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