TESTO 6681 Instruction Manual
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TESTO 6681 Instruction Manual

Testo 6681-humidity transmitters testo 6610-probes
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testo 6681 · Humidity transmitters
testo 6610 · Probes
P2A software · Parameterizing, adjusting and analyzing
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Instruction manual Volume 2
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Summary of Contents for TESTO 6681

  • Page 1 6681 · Humidity transmitters testo 6610 · Probes P2A software · Parameterizing, adjusting and analyzing software Instruction manual Volume 2 GlobalTestSupply www. .com nd Quality Products Online at: sales@GlobalTestSupply.co...

  • Page 2: Table Of Contents

    6612 duct probe ...............84 2.2.4 testo 6613 cable probe..............88 2.2.5 testo 6614 heated cable probe ..........92 2.2.6 testo 6615 trace humidity cable probe (self-adjustment) ..95 2.2.7 testo 6617 cable probe (self-monitoring) ........99 2.3 Commissioning ..................103 2.3.1 Installing the probe..............103 2.3.2...

  • Page 3: Contents

    ................145 IPS AND ASSISTANCE 4.1 Questions and answers ............... 145 4.2 Accessories and spare parts ............... 146 4.2.1 Ordering options for testo 6681 transmitter (0555 6681)....149 4.2.2 Ordering options for testo 6610 probes (0555 6610)...... 153 GlobalTestSupply www.

  • Page 4: Testo 6610 Probes

    - 2.1 Specifications 73 testo 6610 probes 2.1 Specifications 2.1.1 Functions and use The plug-in, adjusted probes from the testo 6610 range are used in conjunction with the testo 6681 humidity transmitter. These measuring units are suitable for the following applications, for example: Process instrumentation ...
  • Page 5 - 2.1 Specifications 2.1.1.2 The Testo humidity sensor With the Testo humidity sensor, which has been in successful use and continually improved for more than ten years, the focus has from the very beginning been on both accuracy parameters, namely measuring uncertainty and long-term stability.

  • Page 6: Design Of The Probe

    Early warning when sensor corrosion is starting to develop  The testo 6617 probe is able to signal the first signs of corrosion. The probe can thus be changed at an early stage without interrupting the machine availability.

  • Page 7: Accessories

    Protection cap, sensor underneath probe 2.1.3 Accessories The following accessories are available for probes in the testo 6610 range: Filters and protection caps (see chapter 2.2.1.4, page 80).  Calibration certificates according to ISO and DAkkS (see chapter 4.2, ...
  • Page 8 GUM (Guide to the Expression of Uncertainty in Measurement/DIN V ENV 13005). All parts that make up the measuring uncertainty given by Testo are listed below. When comparing the measuring uncertainty/accuracy between manufacturers, which components are included is to be taken into account. In many cases, not all elements that contribute to measuring uncertainty are assessed, for example if the error contribution of the production adjustment is shown separately or not at all.
  • Page 9 6610 - 2.2 Product description The measuring uncertainty of the probe includes the sensor and its electronics as well as the output of the digital measuring signal: 1. Linearity including scatter Systematic error and scattering of the components (due to manufacturing tolerances) 2.
  • Page 10 Nxx Cable length N 00 Without cable (testo 6611) N 01 1 m cable length (testo 6613, 6614, 6615, 6617) N 02 2 m cable length (testo 6613, 6614, 6615, 6617) N 05 5 m cable length (testo 6613, 6614, 6615, 6617)
  • Page 11 0554 6000 Filter for H atmospheres When ordering the probe, please use this filter code, cf. chapter 2.2.1.3, Ordering options for testo 6610 probes (0555 6610), page 79. When purchasing a replacement (filters only), please use this order number GlobalTestSupply www.

  • Page 12: Testo 6611 Wall Probe

    6610 - 2.2 Product description 81 2.2.2 testo 6611 wall probe The wireless testo 6611 probe is inserted into the testo 6681 humidity transmitter that is mounted on the wall and ready-wired. At a glance Filter (including: humidity and temperature sensor)
  • Page 13 6610 - 2.2 Product description Technical Data Refer to the charts below for the Parameters correlation between temperature Humidity (% °Ctd/°Ftd), etc. and accuracy. Temperature Length 70 mm As with length of 200 mm, but with Measuring range additional measuring error, specified...
  • Page 14 % RH Temperature error as a factor of process temperature and temperature of electronics System error 6681 + probe, electronics 25 °C/+77 °F System error 6681 + probe, electronics -25 °C to +70 °C/-13 to 158 °F GlobalTestSupply www. .com nd Quality Products Online at: sales@GlobalTestSupply.co...

  • Page 15: Testo 6612 Duct Probe

    6610 - 2.2 Product description 2.2.3 testo 6612 duct probe The testo 6612 probe measures the humidity and temperature in air ducts. At a glance Filter (including: humidity and temperature sensor) Probe shaft Wall/duct holder (accessories, Order no.: 0554 6651)
  • Page 16 Meeting the top accuracy requirements  Air duct applications for which a metal housing is required.  testo 6681 transmitter testo 6612 duct probe Technical Data Parameters 0.02 % RH/K, dependent upon the process temperature Humidity (% RH/°Ctd/°Ftd), etc.
  • Page 17 2.2.1.4, page 80. If installing probe under pressure, please use cutting ring screw connection (order no. 0554 1795). Measuring accuracy of testo 6612 duct probe ± Humidity error according to amount | % RH| as a factor of process humidity...
  • Page 18 - 2.2 Product description 87 Temperature error as a factor of process temperature and temperature of electronics System error 6681 + probe, electronics 25 °C/+77 °F System error 6681 + probe, electronics -25 °C to +70 °C/-13 to +158 °F GlobalTestSupply www. .com nd Quality Products Online at: sales@GlobalTestSupply.co...

  • Page 19: Testo 6613 Cable Probe

    6610 - 2.2 Product description 2.2.4 testo 6613 cable probe The testo 6613 probe is used when the spatial separation of the transmitter and probe is required. At a glance Connector Probe cable Probe shaft Filter (including: humidity and temperature sensor) In the event of overpressures, the probe may become a projectile.
  • Page 20 6610 - 2.2 Product description 89 We recommend that the testo 6614 (heated) probe be used for continuous high-humidity processes. testo 6681 transmitter testo 6613 cable probe Technical Data 0.02 % RH/K, dependent upon the Parameters electronics temperature Humidity (% RH/°Ctd/°Ftd), etc.
  • Page 21 If installing probe under pressure, please use cutting ring screw connection (order no. 0554 1795). Measuring accuracy of testo 6613 cable probe ± Humidity error according to amount | % RH| as a factor of process humidity...
  • Page 22 - 2.2 Product description 91 Temperature error as a factor of process temperature and temperature of electronics System error 6681 + probe, electronics 25 °C/+77 °F System error 6681 + probe, electronics -25 °C to +70 °C/-13 to +158 °F GlobalTestSupply www. .com nd Quality Products Online at: sales@GlobalTestSupply.co...

  • Page 23: Testo 6614 Heated Cable Probe

    - 2.2 Product description 2.2.5 testo 6614 heated cable probe The testo 6614 heatable probe is suitable for use in high-humidity processes in which there is the possibility of condensation for the probe. Please also see volume 1, chapter 1.3.3.5, page 39, for the functional principle of the testo 6614.
  • Page 24  higher than +1.5 % RH, is to be expected. To prevent this error and ensure the highest measuring accuracy: Use condensation protector 0554 0166. testo 6681 transmitter testo 6614 heated cable probe Assembly distance max. 10 cm Temperature probe...
  • Page 25 If installing probe under pressure, please use cutting ring screw connection (order no. 0554 1795). Measuring accuracy of testo 6614 heated cable probe ± Humidity error according to amount | % RH| as a factor of process humidity...

  • Page 26: Testo 6615 Trace Humidity Cable Probe (Self-Adjustment)

    Temperature error as a factor of process temperature and temperature of electronics System error 6681 + probe, electronics 25 °C/+77 °F System error 6681 + probe, electronics -25 °C to +70 °C/-13 to +158 °F 2.2.6 testo 6615 trace humidity cable probe (self-adjustment) The testo 6615 probe corrects deviations in measurements by means of self- adjustment.
  • Page 27 6610 - 2.2 Product description At a glance Connector Probe cable Probe shaft Filter (including: humidity and temperature sensor) In the event of overpressures, the probe may become a projectile. For assembly, see Pressure resistance on the following page.
  • Page 28 6610 - 2.2 Product description 97 testo 6681 transmitter testo 6615 trace humidity cable probe Technical Data Parameters ± 0,2 Ktf/K at 25 °C...50 °C/ 77 ° F...+122 °F Dewpoint (°Ctd/°Ftd), etc. ± 0,4 Ktf/K at 50 °C...120 °C/ Temperature +122 °...
  • Page 29 °Ctd Temperature error as a factor of process temperature and temperature of electronics System error 6681 + probe, electronics 25 °C/+77 °F System error 6681 + probe, electronics -25 °C to +70 °C/-13 to +158 °F GlobalTestSupply www. .com nd Quality Products Online at:...

  • Page 30: Testo 6617 Cable Probe (Self-Monitoring)

    - 2.2 Product description 99 2.2.7 testo 6617 cable probe (self-monitoring) The testo 6617 probe is used if spatial separation of the transmitter and probe is required, particularly for media (gases, vapours) which can jeopardize/damage the humidity sensor (the testo 6617 has a self-monitoring and early-warning function for such applications).
  • Page 31 Connections (protected against corrosion) Dielectric layer The testo 6617 has a unique self-monitoring function. This allows early detection of damage to the sensor, e.g.: Mechanical damage (e.g. scratches)  Damage from aggressive gases (e.g. acids in aerosol form) ...
  • Page 32 6610 - 2.2 Product description 101 testo 6681 transmitter testo 6617 cable probe (self-monitoring) Technical Data Parameters Slope PT1000 class AA Humidity (% RH/°Ctd/°Ftd) Refer to the charts below for the correlation between temperature Temperature and accuracy. Measuring range...
  • Page 33 % RH Temperature error as a factor of process temperature and temperature of electronics System error 6681 + probe, electronics 25 °C/+77 °F System error 6681 + probe, electronics -25 °C to +70 °C/-13 to +158 °F GlobalTestSupply www. .com nd Quality Products Online at: sales@GlobalTestSupply.co...

  • Page 34: Commissioning

    The testo 6611 probe (wall version) simply has to be inserted into the socket of the testo 6681 transmitter. 2.3.1.2 Installing the testo 6612 duct probe A description of the duct mounting of the testo 6612 probe can be found in volume 1, chapter 1.3.1.2, page 18. 2.3.1.3 Installing testo 6613/6614/6615/6617 probes If used with these probes, the testo 6681 transmitter is mounted on the wall, see volume 1, chapter 1.3.1.1, page 16.
  • Page 35 When mounting the testo 6614 heated probe version, the temperature probe must be secured as close to the humidity probe as possible (max. 10 cm). An appropriate assembly tool is supplied with the testo 6614. Wall/duct holder Order no. 0554 6651...
  • Page 36 6610 - 2.3 Commissioning 105 Duct mounting of probe Engage transmitter in the holder on the end of the duct probe Hole  12.5 mm Wall/duct holder Order no. 0554 6651 Only atmospheric processes up to approx. 1 bar positive pressure.
  • Page 37 - 2.3 Commissioning Duct mounting of testo 6614 heated probe When mounting the testo 6614 heated probe version, the temperature probe must also secured at a distance of approximately 10 cm from the humidity probe. An appropriate assembly tool is supplied with the testo 6614.

  • Page 38: Connecting/Removing The Probe To/From The Transmitter

    2.3.2 Connecting/removing the probe to/from the transmitter  Insert probe connector into socket of testo 6681 until it engages. The testo 6681 identifies which probe is connected.  To remove the probe, the lock release button on the probe must be pressed so that this can be removed.

  • Page 39: Maintenance And Cleaning

    - 2.4 Maintenance and cleaning 2.4 Maintenance and cleaning 2.4.1 Replacing filters/protection caps 2.4.1.1 Replacing the filter/protection cap for testo 6611 wall version Do not damage the sensors when exchanging the filter/the protection cap and do not touch their surfaces! Unscrew defective filter/protection cap (2) from probe shaft (1).
  • Page 40 6610 - 2.4 Maintenance and cleaning 109 2.4.1.2 Replacing the filter/protection cap for testo 6612 duct version Do not damage the sensors when exchanging the filter/the protection cap and do not touch their surfaces! Hint: Mark the insertion length of the probe shaft near the screw (9).
  • Page 41 6610 - 2.4 Maintenance and cleaning Screw on protection cap by hand, i.e. do not tighten it using a tool. Replace O-ring (6) if necessary. Push probe shaft into duct as far as the marking and fix position with screw (9).

  • Page 42: Cleaning The Instrument And Filter/Protection Cap

    To maintain the extremely high accuracy of the testo 6610 probe, customers are not able to replace the sensor. Please contact your Testo Service team for this.

  • Page 43: Parameterizing, Adjusting And Analyzing Software (P2A Software)

    This upgrade can be downloaded at any time via the testo homepage  "www.testo.com/Download/P2A". The software must only be bought one time, even for owners of several testo transmitters. 3.1.1 Functions and use In the P2A software, two different file types are used: The instrument and the parameter file.

  • Page 44: System Requirements

    P2A software - 3.1 Specifications 113 Parameter file Parameter files are not tied to a specific individual transmitter and contain only parameter data/no history data. If you use various instruments of the same type, you can create parameter files once (e.g. by saving the appropriate instrument file as the parameter file) and transmit these onto the other instruments.

  • Page 45: First Steps

    P2A software - 3.2 First steps When working with the parameterizing, adjusting and analyzing software (P2A software), previous knowledge of ® Windows operating systems is assumed. The description in this instruction manual relates to ® Windows 3.2 First steps 3.2.1 Installing the software/driver Administrator rights are required to install programs and ®...

  • Page 46: Starting The Software

    - 3.2 First steps 115 3.2.2 Starting the software 3.2.2.1 Starting the program ▪ Select: [Start] > All Programs > Testo > P2A Software. The program window is opened (see chapter 3.3.1, User interface, page 116). 3.2.2.2 Establishing a connection with the instrument Multiple instruments can be attached, however only one connection is active at all times.

  • Page 47: Using The Software

    P2A software - 3.3 Using the software 3.3 Using the software 3.3.1 User interface Menu bar: Menu Command Explanation File Open Shows the Windows dialogue for searching and opening files. Save as Saves the parameters of an instrument or parameter file under a new name. Edit Copy Copies the parameters of the marked instrument...
  • Page 48 P2A software - 3.3 Using the software 117 Menu Command Explanation View Toolbar Activates/deactivates the toolbar or status bar. Status bar Check Checks the connections to a connected instrument instrument without the instrument having to be connections activated. Service A text file with the most important information on the computer and the software is opened via Display service data.

  • Page 49: Editing Instrument/Parameter File

    P2A software - 3.3 Using the software Function buttons: [Change parameterization] see chapter 3.3.2, page 118 [Test/analyze transmitter] see chapter 3.3.3, page 128 [Adjust transmitter] see chapter 3.3.4, page 134 [Transmitter history] see chapter 3.3.5, page139 Dialogues on editing and testing the instrument are opened by means of the buttons.
  • Page 50 P2A software - 3.3 Using the software 119 Unit/analog Explanation output All analog outputs are parameterized in this mask. Unit/analog Unit: 0 to 1 V/5 V/10 V or 4 to 20 mA. output Vertical: Current version of the analog output (cannot be (graphic) changed).
  • Page 51 P2A software - 3.3 Using the software Field Explanation Unit Selection of the physical unit. When changing the unit, standard values are set for scale minimum and maximum (see transmitter instruction manual for the scale final values). Caution! When changing the phys. unit, the relay limit values are set to the assigned default values.
  • Page 52 P2A software - 3.3 Using the software 121 Relay limit Explanation values 1 to 4 In this mask, the relays or display alarms are parameterized Only have the transmitter wired and connected by authorized personnel with the voltage disconnected. Relay x Four relays are available (optional).
  • Page 53 P2A software - 3.3 Using the software Field Explanation If switched to ON (NO contact) or OFF (NC contact) monitoring above the limit value; in the event of a subsequent undershooting of limit value minus hysteresis, it is switched to OFF (NO contact) or ON (NC contact). The graphic display in the centre of the screen refers to the relay wiring as a NO contact (ON).
  • Page 54 P2A software - 3.3 Using the software 123 Collective Explanation alarm Selection of the messages (error, etc.) that should result in a collective alarm (OR linkage). List field with Selection of which messages generated in the transmitter checkboxes should be signalled as the collective alarm via the corresponding relay.
  • Page 55 P2A software - 3.3 Using the software Basic Explanation settings Setting the absolute pressure and selection of the H evaporation process for the parameter °Ctm). Absolute The absolute pressure is included in the calculation of the pressure following units: °Ctd or °Ftd g/kg or gr/lb /% vol.
  • Page 56 P2A software - 3.3 Using the software 125 Display Explanation Setting the display functions (if a display is available on the transmitter). Continuous Display lighting is permanently switched on. display lighting Display lighting When a particular button on the instrument is pressed, the when button is display lights up for 10 seconds.
  • Page 57 Valid password Display of the current password. Self- Explanation adjustment Parameterizing of testo 6615 probe, if this is used. (See volume 1, chapter 1.3.3.6, page 40 and chapter Fehler! Verweisquelle konnte nicht gefunden werden., page Fehler! Textmarke nicht definiert.). GlobalTestSupply www.
  • Page 58 P2A software - 3.3 Using the software 127 Activate self- Perform adjustment of testo 6615 probe (auto-correction). adjustment The automatic self-adjustment is switched on, which means the probe performs an offset adjustment every x hours. The frequency is given in hours.

  • Page 59: Analyzing/Testing The Transmitter

    P2A software - 3.3 Using the software Click on [Open]. The selected file is opened. This can be changed and saved (see chapter 3.3.2.2, page 127). 3.3.2.4 Copying and pasting parameters The parameters of a parameter file can be transmitted to an instrument file or another parameter file from the same instrument type.
  • Page 60 P2A software - 3.3 Using the software 129 3.3.3.1 Analyzing/testing the instrument  The required instrument file is marked. Click on [Test/analyze transmitter]. The Properties of <Instrument type> <Serial number> dialogue is opened with the Test/analyze transmitter register. Perform action: Action Explanation Carry out factory...
  • Page 61 P2A software - 3.3 Using the software 3.3.3.3 Testing channel 1/2/3 analog output  The required instrument file is marked. Click on [Test/analyze transmitter]. The Properties of <Instrument type> <Serial number> dialogue is opened with the Test/analyze transmitter register. Mark channel and test values. Field/button Explanation Checking the analog outputs (see volume 1, chapter...
  • Page 62 P2A software - 3.3 Using the software 131 Field/button Explanation [Activate] The entered default value is forwarded to the corresponding analog output and to the test contacts by clicking. A warning informs that the value is being transmitted to the connected instrument in the event of existing cabling. Now check the analog output using a precise multimeter.
  • Page 63 P2A software - 3.3 Using the software Field/button Explanation Check the relay function (see volume 1, chapter 1.4.6.6, page 52). [Activate relay Close contact. A warning informs that the value is being transmitted to a connected PLC, external display, etc. in the event of existing cabling.
  • Page 64 P2A software - 3.3 Using the software 133 3.3.3.5 Displaying min./max. values The transmitter saves the minimum or maximum value for each channel (measured since the last voltage supply or since the last manual reset).  The required instrument file is marked. Click on [Test/analyze transmitter].

  • Page 65: Adjusting The Transmitter

    Also see volume 1, chapter 1.3.3, page 31, for this. 3.3.4.1 1-point adjustment The testo 400/650 with precision humidity probe (order no. 0636 9741) is recommended as the reference measuring instrument for 1-point adjustment (offset) (see volume 1, chapter 1.3.3.2, page 32).
  • Page 66 P2A software - 3.3 Using the software 135 Field Explanation °C/°F Selection of the unit; only for temperature adjustment. Current Reading in °C/°F or % RH. reading Readings are updated every second. Reference Entry of the read-off value from the reference measuring value instrument.
  • Page 67 P2A software - 3.3 Using the software 3.3.4.2 2-point adjustment Also see volume 1, chapter 1.3.3.3, page 34 Expose the reference measuring instrument and the instrument to be adjusted to the same constant conditions and wait for equalization period to lapse. Mark the instrument file of the connected instrument.
  • Page 68 P2A software - 3.3 Using the software 137 Field Explanation Current Reading in % RH. reading Readings are updated every second. Reference Entry of the read-off value from the reference measuring value instrument. Permissible entries: Lower adjustment point 10.3 to 12.3 % RH Upper adjustment point 74.3 to 76.3 % RH.
  • Page 69 P2A software - 3.3 Using the software 3.3.4.3 Adjusting the analog output Connect precision multimeter (see volume 1, chapter 1.3.3.4, page 37). Mark the instrument file of the connected instrument. Click on [Adjusting the transmitter]. The Properties of <Instrument type> <Serial number> dialogue is opened with the Adjusting the transmitter register.

  • Page 70: Transmitter History

    P2A software - 3.3 Using the software 139 3.3.5 Transmitter history Parameterizations, adjustment processes and messages that have occurred are registered in the transmitter with an operating hours stamp. In the history overviews (explained later in more detail), past processes and events can be made visible.
  • Page 71 P2A software - 3.3 Using the software Parameterizati Explanation on history Date/time Format of the PC time is adopted from the settings of the operating system. User Name with which the user is logged into the operating system. "MUF" (= transmitter) if the change was performed at the instrument.
  • Page 72 P2A software - 3.3 Using the software 141 Adjustment Explanation histories Selection: 1-point adjustments/2-point adjustments/Analog adjustments. Date/time Format of the PC time is adopted from the settings of the operating system. User Name with which the user is logged into the operating system.
  • Page 73 P2A software - 3.3 Using the software Column Explanation Actual value 1-point adjustment: If no changes were performed, no before value is displayed. adjustment Offset from 1-point adjustment: Value before the adjustment. Offset to 1-point adjustment: Value after the adjustment. Offset 2-point adjustment: Difference between target and actual value reported by instrument.
  • Page 74 P2A software - 3.3 Using the software 143 Error/status Explanation messages The table is shown only for error and status messages that were generated in the transmitter and were transferred and saved there via the connection to the P2A software. Date/time Format of the PC time is adopted from the settings of the operating system.
  • Page 75 P2A software - 3.3 Using the software The printing job is automatically sent to the default printer for the operating system. The printout can be edited using [Set up printer…]. Click on [OK] or [Cancel] to close the dialogue. GlobalTestSupply www.

  • Page 76: Questions And Answers

    When does a stable current reading After approx. 20 seconds appear? If we could not answer your question, please contact your dealer or Testo Customer Service. For contact data, see back of this document or web page www.testo.com/service-contact GlobalTestSupply www.

  • Page 77: Accessories And Spare Parts

    146 4.2 Accessories and spare parts 4.2 Accessories and spare parts An overview of the probes that can be used with the testo 6681 can be found in chapter 1.2.2, page 10. Designation Article no. Interface and software P2A software (parameterizing, adjusting, analyzing) incl. USB...
  • Page 78 0699 5867/1 Adjustment equipment Humidity adjustment set (11.3/75.3 % RH) 0554 0660 Reference set (testo 650, 1 % RH probe with certificate) 0699 3556/15 Control and adjustment set for wood moisture (testo 6614) 0554 0662 Adjustment adapter (for 1-point adjustment with testo 400 or testo...
  • Page 79 148 4.2 Accessories and spare parts Designation Article no. Calibration Standard ISO calibration certificate, transmitter only 0520 1000 Standard DAkkS calibration certificate, transmitter only 0520 1200 Standard ISO calibration certificate, transmitter + probes 0520 0176 Special ISO calibration certificate, transmitter + probes 0520 0066 Standard DAkkS calibration certificate, transmitter + probes 0520 0276...
  • Page 80 4.2 Accessories and spare parts 149 4.2.1 Ordering options for testo 6681 transmitter (0555 6681) Order code Characteristic Version Currently no further selection of variants Bxx Analog output 4 to 20 mA (2-wire, 24 VDC) (not with relay, not with...
  • Page 81 150 4.2 Accessories and spare parts Order code Characteristic Channel 1 Unit % RH/Min/Max °C/Min/Max °F/Min/Max °Ctd/Min/Max °Ftd/Min/Max g/kg /Min/Max gr/lb /Min/Max /Min/Max gr/ft /Min/Max /min/max °C /Min/Max (wet bulb) °F /Min/Max (wet bulb) kJ/kg /Min/Max (enthalpy) hPa /Min/Max (water vapour partial pressure) inch H2O/Min/Max (water vapour partial pressure) % Vol / min / max Channel 2 Unit...
  • Page 82 4.2 Accessories and spare parts 151 Order code Characteristic % Vol / min / max Relay without relay 4 relay outputs, limit value monitoring 4 relay outputs, channel 1 limit values and collective alarm Optional 3rd analog output no optional 3rd analog output % RH/Min/Max °C/Min/Max °F/Min/Max...
  • Page 83 152 4.2 Accessories and spare parts Order code Characteristic Instruction manual languages German/English instruction manual French/English instruction manual Spanish/English instruction manual Italian/English instruction manual Dutch/English instruction manual Japanese/English instruction manual Chinese/English instruction manual GlobalTestSupply www. .com nd Quality Products Online at: sales@GlobalTestSupply.co...
  • Page 84 Cable length N 00 Without cable (testo 6611) N 01 1 m cable length (testo 6613, 6614, 6615, 6617) N 02 2 m cable length (testo 6613, 6614, 6615, 6617) N 05 5 m cable length (testo 6613, 6614, 6615, 6617)
  • Page 85 154 4.2 Accessories and spare parts Order code Characteristic P 50 Probe length approx. 500 mm (testo 6612, 6613, 6614, 6615, 6617) P 80 Probe length approx. 800 mm (testo 6612, 6613) GlobalTestSupply www. .com nd Quality Products Online at:...

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