Related Manuals for WIKA CPH8000-ET
Summary of Contents for WIKA CPH8000-ET
- Page 1 Operating instructions Hand-held multifunction calibrator CPH8000-ET and CPH8000/IS-ET/IS Documenting Multivariable Multichannel Calibrator CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 2 Page 5 - 95 Rev. 00 – July 2020 © 2020 WIKA Alexander Wiegand SE & Co. KG All rights reserved. / Alle Rechte vorbehalten. WIKA® is a registered trademark in various countries. Prior to starting any work, read the operating instructions!
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Page 3: Table Of Contents
Environmental parameters module (optional).................. 33 Pressure ............................... 33 6.2.1 Pneumatic circuit CPH8000 - /IS (not avaiilable for CPH8000ET- ET/IS) ........33 Electrical section ..........................35 6.3.1 Misure segnali elettrici ........................35 WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... - Page 4 Cleaning ............................... 96 Recalibration ............................96 DISMOUNTIG, RETURN AND DISPOSAL ................ 97 Dismounting ............................97 Return ..............................97 Disposal ............................... 97 You can find the declarations of conformity online on the website www.wika.com WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
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Page 5: General Information
Factory calibrations / DKD/DAkkS calibrations are carried out in accordance with international standards. ■ Further information: Internet address: www.wika.de / www.wika.com Relevant data sheet: CT 18.03 Application consultant: Tel.: +49 9372 132-0 Fax: +49 9372 132-406 E-Mail: info@wika.com WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 6: Safety
Serious injuries and/or damage can occur should these not be observed. Further important safety instructions can be found in the individual chapters of these operating instruction. WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 7: Intended Use
Special operating conditions require further appropriate knowledge, e.g. of aggressive media. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 8: Additional Safety Instructions For Instruments With Atex Approval Only Cph8000/Is -Et/Is
Non-observance of these instructions and their contents may result in the loss of explosion protection. ■ Battery operation: Use only the rechargeable battery which is supplied by WIKA! Only charge the battery outside of the hazardous area! ■ Operation of the serial interface in the hazardous area is prohibited. -
Page 9: Special Hazards
In order to avoid any possible damage to the multichannel calibrator or the test equipment, use the correct leads, the correct function and the correct range for the measuring application. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 10: Labelling / Safety Marks
ATEX European Explosion Protection Directive (Atmosphère = AT, explosible = Ex) Instruments bearing this mark comply with the requirements of the European Directive 94/9/CE (ATEX) on explosion protection. IECEx for IEC 60079-0, IEC 60079-11 WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 11: Specifications
3 Specifications 3 Specifications Base instrument WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 12: Certificates
3 Specifications Certificates Pressure module 3.3.1 Internal sensors WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 13: External Pressure Sensor Cpt8100
3 Specifications 3.3.2 External pressure sensor CPT8100 Figure 1 – External pressure sensor CPT8100 WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 14: Electrical Signals
3 Specifications Electrical signals 3.4.1 Electrical input signals 3.4.2 Electrical output signals WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 15: Hart Module
Read tag (TAG), descriptor (DD), date ■ Read PV sensor information ■ Read output signal ■ Write tag (TAG), descriptor (DD), date ■ Enable/disable fixed current mode ■ Trim DAC zero ■ Trim DAC gain WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 16: Resistance Thermometer Measurement
3 Specifications Resistance thermometer measurement WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 17: Resistance Thermometer Simulation
3 Specifications Resistance thermometer simulation WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 18: Thermocouple Measurement
3 Specifications Thermocouple measurement Thermocouple simulation WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 19: Environmental Parameters Module
3 Specifications Environmental parameters module WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 20: Cph8000 - Is Dimension In Mm (In)
3 Specifications 3.10 CPH8000 – IS Dimension in mm (in) 3.10.1 Case for instrument model CPH8000 - /IS 3.10.2 Front panel of model CPH8000 - /IS WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 21: Case For Instrument Model Cph8000Et - Et/Is
3.10.3 Case for instrument model CPH8000ET - ET/IS 3.10.4 Front panel of model CPH8000 ET - ET/IS For additional information, consult the WIKA technical sheet CT 18.03 and the order documentation. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 22: Design And Function
Moreover there are the connections to provide 24 V d.c. power supply to the device under test. Il CPH8000 - ET and CPH8000/IS - ET/IS are powered with an internal battery pack. The battery allows 6-8 hours of standard operation, depending on the model, before recharging. WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... - Page 23 A functional module is a hardware component that allows the CPH8000 - ET o CPH8000/IS - ET/IS to perform operations like for example measurement and generation of electrical signals and pressure. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
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Page 24: Scope Of Delivery
To avoid false measurements, charge the rechargeable batteries as soon as the battery indicator appears. If the batteries run too low the CPH8000 - ET and CPH8000/IS -ET/IS will automatically shut down. Use only the original AC/DC converter model 212009 which is supplied by WIKA 4.3.1 Smart Power Supply & Battery Charger model 212009 The Smart Power Supply &... -
Page 25: Safety Instruction
The RED LED is always lighted when the device detects NO batteries in the Pascal Calibrator ■ ALARM: The RED LED is normally lighted in case of overcurrent supply. The RED LED blinks in case of a battery fail, or fault WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 26: Operating The Device
DC 4 … 7 V – 2A – 16 W max Output voltage: ■ Dimensions (L x H x W): 123 x 50 x 78 mm ■ Weight : 250 gr. WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 27: Transport, Packaging And Storage
Place the instrument, along with shock-absorbent material, in the packaging. ■ If stored for a prolonged period of time (more than 30 days), place a bag, containing a desiccant, inside the packaging. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 28: Commissioning, Operation
IN electrical/temperature modules Fine adjument OUT electrical/temperature modules Barometric reference port Power ON Vent Power OFF Pneumatic port Home Environmental Parameter Connector Loop power supply – 24 V d.c. Programmable Function button WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 29: Instrument Overview Cph8000Et - Et/Is
Changing the number of windows IN electrical/temperature modules Internal pressure sensors ports (if present) OUT electrical/temperature modules Environmental Parameter Connector Loop power supply – 24 V d.c. Power ON Power OFF WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 30: Functional Modules
(max two CPH8000ET - ET / IS), a barometric sensor and up to two external pressure sensors all with digital technology. The selection of the transducers with their characteristics are listed in the table, see chapter 3.3 "Pressure measurement” WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 31: Hart Module
Please consider, if the user enable the internal load resistance, this will be connected between the +HART and COM terminals. Here same examples: Figure 7 - Case 1: 24V from module, 250Ω from module Figure 8 - Case 2: 24V from module, 250Ω external WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... - Page 32 Figure 9 - Case 3: 24V external, 250Ω from module Figure 10 - Case 4: 24V external, 250Ω external Figure 11 - Case 5: 24V from module, 250Ω from module, mA reading by IN module WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
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Page 33: Environmental Parameters Module (Optional)
Version with up to two transducers in parallel to the pump, one of which is protected by an overpressure valve, while the other does not require any protection since the full scale value corresponds to the maximum pressure generation of the pump pressure. See following diagram: WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... - Page 34 Figure 14 – Circuit with three transducers in parallel WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
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Page 35: Electrical Section
By pressing the displayed value a virtual numerical keyboard appears. For more information see paragraph 6.6.5 “Change gen/sim value” WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 36: User Interface
Each window can also be assigned to a different channel, related to its functional module, and according to the user requirement. Figure 16 – Display configurations from 1 to 4 windows WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... - Page 37 Selecting the field options of the selected module (where applicable), i.e. Tc or Rtd type Selecting the sub-field of the selected module (where applicable) Line for display status messages when active (i.e. filter, ramp, offset, etc…). WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 38 MAX and MIN values indication. Press the button to reset data Selection of the channel role (none, REF, DUT) Line for display status messages when active (i.e. filter, ramp, offset, etc…). WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
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Page 39: Channel Configuration
(as explained over it). The short pressure, on the other hand, on the channel letter indication buttons, activates the pressed channel (gray background of the button). Figure 20 – Changing the channel letter WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... - Page 40 Now the desired module for the Rtd measurement must be selected on the first window with channel C. Press the S key which currently indicates "None" to mean no module selected. Appears: (the list varies according to the configuration of the installed modules) Figure 23 - Source selection WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
- Page 41 Select Rtd (the choice is confirmed by a small green square in the right side of the selected field box) appears: Figure 26 - Module IN A with Rtd unit selected WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 42 Pressing for a long time, in fact, accesses the setting page of the desired parameters for the custom or User resistance thermometer. It is possible to set up to 10 RtdUsers assignable to channels IN A and / or IN B. WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
- Page 43 Measurements of RTD - 4-wire If possible it is recommended to perform RTD measurements with 4-wire to eliminate parasite resistances of the connection cables. All specifications for resistance thermometer aim for 4- wire measurement. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
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Page 44: Other Assignments
A channel is chosen by pressing the button with the indication of the channel letter (becomes gray background) and then press the button to assign the desired functional module (Q) Figure 33 – Channel assign selection WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... - Page 45 (g = gauge pressure or a = absolute pressure), model, serial number and accuracy. External sensors, if connected, are identified by PE-1 (first external sensor) or PE-2 (second external sensor). See the figure above as example. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 46 By pressing the DATA key, you will have access to the summary page of the sensor characteristics and the date of the last calibration, with the possibility of entering the desired calibration period (password Level 1 protected). WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
- Page 47 REF and a DUT channel has to be done. The resolution can also be changed based on the desired number of decimal digits (related to the selected engineering unit):. Figure 39 – Sensor range setup WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
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Page 48: Thermocouple Signal Measurement
Channel A. In this case press the button “IN A” to measuring from the input. WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... - Page 49 Figure 43 - Selecting “Tc” for the module “IN A” Press the button “Tc” and press the button to select the 1-channel display, and the main screen changes as follows: Figure 44 - Module “IN A” with “Tc” selected WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
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Page 50: Electrical Parameter Measurement
The particular channel is selected by pressing the channel letter (the background of the button changes in gray) Then, press the button indicated with “Q” to assign the desired functional module: Figure 46 – Channel assign selection IN A - mA The following screen appears: WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... - Page 51 Having to change the range to choose mA measurement, press the key indicated with Q and it appears: Figure 49 - Selecting “mA” unit for module “IN A” WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
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Page 52: Temperature Simulation
Figure 51 – Selecting channel assignment OUT A - mA The next step is the selection of one of the output modules OUT A or OUT B (if present): Figure 52 – Selecting generation module (OUT A or OUT B) WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 53: Electrical Parameter Generation
B must be set with values that are congruent with each other: same engineering unit and same number of decimals. To access, select Channel D on the display and then the source selection button: Figure 54 – Selecting Channel D Calc setting WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... - Page 54 D will show that it is not possible to carry out the calculation and the display will be: WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
- Page 55 Channel A must be set in mV measure (bridge signal) and channel B must be set in generation 0 ÷ 20 V (bridge power supply), moreover channel A must not be in error. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 56 (button ) in order to display a more suitable engineering unit on the channel such as Kg or pressures; for example: Figure 60 – Load Cell calculation with Scaling function active WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
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Page 57: Hart Channel Assignment
From this page the user can choose whether or not to enable the internal 250Ω resistance (ON or OFF) indispensable for HART communication (it can be connected externally or the CPH8000 - CPH8000 / IS can supply it). WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... - Page 58 Select the channel with active HART communication (in this case the channel A) ■ Push the button Channel Settings to open the following screen: Figure 65 - Setting the HART channel WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
- Page 59 After press ENTER to store the parameter inside the HART transmitter; the CPH8000 - CPH8000/IS will return to the previous display. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
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Page 60: Hart Trimmer Calibration
The HART instrument is put in fixed mode generation (4 or 20 mA) and the REF channel is measuring the true analog mA generation. To re-align to the correct 20 mA (or 4 mA) generation press “CALIBR.” button. If needed follow the same procedure for “Zero Trim”. WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 61: Hart Scale Adjust
Now set the REF Channel to the desired value that permits to output the transmitter the 20mA value (example 150°C). When the value is stable press ADJ. URV button. Now the transmitter will generate 4 and 20 mA between 20 °C and 150 °C. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 62: Setting Channel, Function, Instrument
If, for example, the channel is configured for thermoresistance measurements, by pressing the button “Chanel setting” the screen could be show the following parameters: Figure 73 – Channel IN RTD setting WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... - Page 63 DATA channel/sensor information and recertification period setting and last certification date (password Level 1 protected) ZEROING It allows the zeroing of the pressure measurement (non-destructive zero) WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 64 DATA channel/sensor information and recertification period setting and last certification date (password Level 1 protected) For details of these functions, see chapter 6.6 Function detail channel settings WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
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Page 65: Functions Setting
The data regarding Report, Logger and Preset are stored in the internal memory of the instrument. It is a virtual memory, the same as the files saved on a computer. The MEMORY section provides 2 different selections: WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 66: Instrument Setting
“F key assign”. Each option is active only from the main screen, if the calibration is not currently performing a report or an HART adjustment. The following screen appears: Figure 79 - Setting the “F” key WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 67: Setting The Password Field
■ Level 3 Authorized personnel only Figure 80 –Password input In case of need, Level 1 and Level 2 passwords can be requested from the company to WIKA Customer Service. Figure 81 – Password levels WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 68: Instrument Status Page
Offset Off function is activated (the button shows the indication “Offset on”). The text “OFS” on the blue bar of the main screen indicates that the function is activated. WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 69: Scaling
“Signal”. The following screen shows two channels and the first one displays the active Scaling function active (ON) WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 70: Hold On - Hold Off
The FILTER key is used to filter in order to reduce any noise on the measurement signal. Holding down the FILTER key displays: "Filter parameter setting". It is now possible to set the weight of the filter as a percentage. Figure 88 – FILTER setting WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 71: Ramp
If both the 2 generation board are installed, and they are been assigned to two different channels, a different ramp for each output can be programmed. The programmable ramp follows the following profile: Figure 90 – Ramp profile WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 72: Modification Of The Generation/Simulation Value
The generated/simulated value of an Output card or KEY can be modified from the main screen directly, by pressing the value: Press this area Figure 93 – Generation / simulation value modifying WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 73: Report
REF symbol is displayed. DUT: define the maximum error and the declaration by holding down the "DUT role" key for more than two seconds and the following screen will appear. WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... - Page 74 Figure 96 – Modification of the DUT error parameters Figure 97 – Preliminary settings for Report and Preset configuration Figure 98 – Changing the low and high range value of the OUT channel WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
- Page 75 If you try to proceed with the creation of a report without having carried out the preliminary operations of setting the RIF and DUT channels, the CPH8000 will return an error message WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 76 ■ Up Down ■ N. Points A standard Report configuration for the calibration of a pressure transmitter 0-10 bar range is available here below: Figure 102 – Report setup, page 1 WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
- Page 77 The following screen will appear: Figure 104 – Store Report request Press YES to store the report set up and then press again yes to run the report. Figure 105 – Report run request WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 78 (AS FOUND AS LEFT). If the report has never been run, VOID will be displayed next to the name. Press the arrows to move the cursor up and down to select the report, press the button with light grey background to visualize the information available in the report. WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
- Page 79 AS FOUND and AS LEFT report result, in the case of a Report of this last type: Scrolling menu Figure 110 – Display Report results UP points WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
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Page 80: Report Of Tc/Rtd With Dry Well Calibrator Or Dry Block Management
■ Wika CTD4000 The models of the WIKA CTD-9100-x Series require an adapter kit for the conversion from RS-232 to RS- 485. The order code for the kit is: 241113. NOTE: for some dry well calibrators a switching on safety condition could prevent the automatic setting of a set point. - Page 81 Figure 112 – Automatic temperature Report setup Press REPORT e set it by using the command SETUP.RPT: Figure 113 –Report setup, page 1 Figure 114 – Report setup, page 2 WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 82 This allows to detect a stable temperature value. The values described above depend on the type of the dry well calibrator and its setting specifications. Consider the following chart: Figure 115 –Report execution WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
- Page 83 Report. When finished the Report can be exported to a PC by means of the software CPH8000 Report (please check chapter 6.8 CPH8000 Report Software). WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
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Page 84: Cph8000 Report Software
On the home page, select Options to access the software settings Figure 119 – CPH8000 Report Settings Select the "Interface" tab to select the language Figure 120 – CPH8000 Report Language selection WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... - Page 85 Once the Report has been selected and downloaded, it can be viewed and saved in PDF, CSV (Excel) and DOC (Word) formats. Figure 123 – CPH8000 Report PDF, CSV, DOC WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS...
- Page 86 This template differs from the standard one in some freely settable fields as indicated below: Figure 125 – Free fields This template will also shows the errors in the set engineering unit and not in percentage. WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
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Page 87: Data Logger
The flashing of the disc icon , on the bottom right side of the screen, shows that the LOGGER is active. The data will be stored on all 4 Channels (if assigned) simultaneously WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... - Page 88 It is possible to DELETE the selected LOG selected and keeping selected the button with gray background with the LOG name: a confirmation will be requested before proceeding. Figure 130 – Display Log settings WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...
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Page 89: Communication
PASLOG (optional), it is possible to send all the LOGS to the personal computer Following configuration is required for the download of the data: press the button Figure 132 – Display instrument setup WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 90: Calibration Examples
■ Make the connections as indicated on the picture above Figure 134 – Examples of 4… 20mA 2 wires and 0… 10V 3 wires pressure transmitters connections WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 91: Example 2 - Calibration Of Ptz Gas Volume Converters
Z factor are used to convert the gas volume measurement. Gas volume, calculated at standard conditions. The following figure shows the use of the calibrator: Figure 135 – PTZ Gas volume converter calibration example Notes: WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 92: Example 3 - Calibration Of 4-Wire Rtd's
In this way the two measures can be compared, the calculated error is reported on the calibration report. The figure below shows the connection of the calibrator: Comparison method Temperature source (Liquid bath – dry well) Figure 136 – 4-wire thermoresistance calibration example Notes: WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 93: Example 4 - Calibration Of A Two-Wire Temperature Transmitter With 3 Or 4-Wire Resistance Thermometer Input
Thermoresistance simulated by the calibrator ■ 4-20 mA output measured by the calibrator ■ The calibrator also provides 24Vdc power Figure 137 – Example of calibration of a PT100 3-4 wires temperature transmitter Notes: WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 94: Example 5 - Calibration Of Thermocouples
You must also select the cold junction compensation if the internal, external or assigning a compensation value. The figure below shows the connection of the calibrator: Comparison method Temperature source (Liquid bath – dry well) Figure 138 – Thermocouple calibration example Notes: WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 95: Example 6 - Calibration Of A Two-Wire Temperature Transmitter With Thermocouple Input
■ 4-20 mA output measured by the calibrator ■ The calibrator also provides 24Vdc power Figure 139 – Example of calibration of a Termocouple temperature transmitter Notes: WIKA operating instructions, CPH8000 - ET and CPH8000/IS - ET/IS... -
Page 96: Maintenance, Cleaning And Servicing
12 months. Every factory recalibration includes, additionally, an extensive free- of-charge check of all system parameters with respect to their compliance with the specification. The basic settings will be corrected if necessary WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS... -
Page 97: Dismountig, Return And Disposal
Scollegare installazioni di prova e di taratura solamente dopo che il sistema è stato depressurizzato! Return WARNING! Strictly observe when shipping the instrument: All instruments delivered to WIKA must be free from any kind of hazardous substances (acids, bases, solutions, etc.). When returning the instrument, use the original packaging or a suitable transport package.. - Page 98 Tel. (+48) 542 3011-00 poration (Thailand) Co., Ltd Fax: (+48) 542 3011-01 850/7 Ladkrabang Road, E-Mail: info@wikapolska.pl Ladkrabang www.wikapolska.pl Bangkok 10520 Tel. (+66) 2 326 6876-80 Fax: (+66) 2 326 6874 E-Mail: info@wika.co.th www.wika.co.th WIKA operating instructions, CPH8000 - ET and CPH8000/IS -ET/IS...