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Ashcroft ATE-2 Operation And Maintenance Manual

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ASHCROFT ATE-2
Operation and
Maintenance Manual
I&M002-10233
i

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  • Page 1 ASHCROFT ATE-2 Operation and Maintenance Manual I&M002-10233...

  • Page 3: Table Of Contents

    Congratulations on your purchase of a Ashcroft ATE-2, one of the finest precision pressure measuring instruments available anywhere. These instruments are precision devices, designed to measure, indicate pressure, temperature, DC voltage or current with an extremely high degree of accuracy and are rugged enough to provide laboratory performance in field service.
  • Page 4 TABLE OF CONTENTS (cont.) g. Switch Test ......................35 h. Percent (%) Error Function ..................37 Dual Mode Functions ...................41 RTD Temperature Measurement ................42 k. Thermocouple Temperature Measurement ............45 Firmware Update ....................47 m. Communications Interface ...................55 USB Cable Installation ...................55 ii. Driver Installation ...................56 iii.

  • Page 5: Section 1. Warnings

    Provide power to devices from an internal 24Vdc loop supply (non-I.S. only) TERMS IN THIS MANUAL Terms used in this manual • HHC or Base Unit refers to the Model ATE-2 Hand held Cali- brator Base Unit • Capacitive Module refers to Model AM2-1 low pressure sensor module •...
  • Page 6 Please be sure to include instrument model number and serial number in all correspondence to assure proper identification. Ashcroft Inc. does not recommend trouble-shooting or repairs beyond the scope of this manual. Problems which cannot be remedied by following the instructions in this manual should be referred to the manufacturer.
  • Page 7 Do not operate the calibrator near explosive gas or vapor unless the calibrator is marked as approved for hazardous area service. • Never open the ATE-2. There are no field serviceable components. This will void the warranty. • When measuring pressure, be sure that the process pres- sure line is shut off and depressurized before connecting or disconnecting a pressure module.
  • Page 8 ADDITIONAL WARNINGS CONT. 2 50 E A S T M A I N S T. S TRAT F O R D, CT 06 61 4 w w w. a sh c rof t.c om INTRINSICALLY SAFE/SÈCURITÈ INTRINSÈQUE Exia CL I, DIV 1, GR A, B, C, D. T4 -20°C≤Ta≤+50°C II 1 G FM12ATEX0035X Ex ia II C T4 Ga -20°C≤Ta≤+50°C ENTITY PARAMETERS...

  • Page 9: Section 2. Introduction

    SECTION 2.0 INTRODUCTION The ATE-2 is a simple, yet sophisticated, high accuracy, battery or USB powered, handheld calibrator device. Used together with interchangeable pressure and temperature modules, this device measures, displays and can record pressure, temperature, DC voltage or milliamp current. Up to three measurements can be simultaneously displayed.

  • Page 10: Section 3. Specifications

    SECTION 3.0 PRODUCT SPECIFICATIONS BASE UNIT PHYSICAL SPECIFICATION Dimensions 8.7” L X 5.1” W X 3.8” H Weight 2.4 pounds (includes two modules installed) Case Material High Impact PC-ABS with rubberized sections Sensor Module Capacity 2, hot swappable, modules are fully recognized automatically Display 1.5”...
  • Page 11 SECTION 3.0 PRODUCT SPECIFICATIONS CONT. Activated Activated Feature or Function from Key Pad from Menu On/Off Backlight Menu Flip Screen Navigation Keys (4) Port Select Zero mA / V Damping Tare Capability Min / Max Tracking Data-Logging w/auto start/auto stop Field Calibration (Base Unit and pressure modules) Passcode Lock...

  • Page 12: Section 4. Base Unit Overview

    SECTION 4 BASE UNIT OVERVIEW The base unit functions as a host for the Quick-Select pressure and temperature modules. The base unit includes two bays for installation of pressure or temperature modules, an LCD graphic display with back light, a key pad, a USB micro B receptacle for communication with a PC, an SD memory card slot and banana jack connections for DC voltage supply and signal monitoring.

  • Page 13: Section 5. How To Obtain Programming Pass Codes

    SECTION 4 BASE UNIT OVERVIEW CONT. The operator can program several parameters in the calibrator which are further detailed in this manual. Programmable parame- ters include: • Date and time • Owner name • Auto off time • Port selection •...
  • Page 14 SECTION 6 QUICK-SELECT MODULE Quick-Select modules when installed in the base unit are referred OVERVIEW CONT. to as Channel 1 and Channel 2. Channel 1 is always the module on the left side of the calibrator when it is held upright with mod- ules at the top of the calibrator and the LCD display facing the operator.
  • Page 15 SECTION 6 QUICK-SELECT MODULE AM2-TC1 temperature modules read types J, K, T, E, R, S, B and N thermocouples and display the measurement in units of OVERVIEW CONT. degrees Fahrenheit, Celsius, Kelvin, Rankin or millivolts. System protection modules AM2-XS are used to protect unused sensor bays in the base unit from moisture or other contamina- tion ingress as well as EMI/RFI interference.

  • Page 16: Section 7. Unpacking

    SECTION 7 UNPACKING Prior to removing the HHC from the packaging material, inspect all cartons for shipping damage. Document any damage evident in the event that a damage claim must be made against the ship- per. After inspection, remove the base unit, module(s), manual and any accessories purchased from the packaging material.

  • Page 17: Section 11. Module Installation

    SECTION 11 MODULE INSTALLATION 1. Hold the base unit, in one hand, with the keypad side DOWN. 2. Holding the Quick-Select module to be installed in the other hand, align the module with the locking tab up, with the module bay on the base unit.
  • Page 18 SECTION 12 STARTUP BASIC FUNCTION CONT. number, range and calibration data for each module will be briefly displayed before booting up in Measurement Mode. -0.17 -0.004 inH20 The HHC is now ready for basic pressure or temperature measurement. Pressure readings from installed modules will be displayed in the engineering unit in which the module was originally calibrated.

  • Page 19: Section 13. Key Function Overview

    SECTION 13 KEY FUNCTION OVERVIEW The most common functions are accessible by dedicated keys on the keypad. More complex and less often used functions and pro- grammable features are accessible through an easy-to-navigate MENU system. A number of the keys have different functions depending in which mode the HHC is operating.

  • Page 20: Esc

    SECTION 14 a. ESC FUNCTION During any programming operation pressing the ESC key will cause the HHC to exit any special display mode or, step back one programming level if in Programming Mode. SECTION 14 b. PORT SELECT FUNCTION PORT SELECT function is used in several programming appli- cations including zero, min/max, tare and damping.

  • Page 21: Damping

    SECTION 14 f. DAMPING FUNCTION The Damping Function stabilizes a measured pressure signal. When damping is activated, the value displayed, saved to a Datalog or transmitted to a journal (eg. To HyperTerminal) is a filtered value. The filtering is programmable to 16 incremental levels, allowing the damping function to be tailored to the spe- cific requirements of most any application.

  • Page 22: Tare

    SECTION 14 f. DAMPING FUNCTION CONT. SECTION 14 g. MANUAL DATALOG FUNCTION To close a Datalog and prepare the HHC to begin a new Datalog CONT. press the ESC key. The next press of the DATA STORE key will begin a new Datalog and will continue to record data in the new log with every subsequent press of the key.
  • Page 23 SECTION 14 h. TARE FUNCTION CONT. –0.000 -0.24 inH20 Tare 0.000 Exit Tare Mode Press TARE key Press PORT SELECT key repeatedly to select Channel 1, Channel 2, or both active pressure modules Press ENTER Selected modules are now in Measurement Mode without a tare value.

  • Page 24: Ma/V Monitoring

    SECTION 14 i. mA/V FUNCTION The HHC has the capability to monitor either DC milliamp current 0-22 mA or DC voltage 0-33 Vdc. Use of this feature requires connection to the voltage or current source via the 4mm “Banana Jacks” located above the units LCD. Note that this calibrator can monitor only one parameter, either voltage or current, at a time.

  • Page 25: 24Vdc Power Supply Enable/Disable

    0-22mA In 0-22mA In 24Vdc Out 24Vdc Out 0-33Vdc In 0-33Vdc In SECTION 14 j. WIRING DIAGRAMS CONT. SWITCH HOOKUP USING INTERNAL SUPPLY SWITCH NORMALLY OPEN EXTERNAL 24 VOLT DC RESISTOR* – 0-22mA In 24Vdc Out 0-33Vdc In *Resistor should be sized to allow current as follows: 2 mA <...

  • Page 26: Min/Max Function

    SECTION 14 k. 24 VDC POWER SUPPLY ENABLE AND DISABLE 15.34 0.10 inH2O 0.000 Loop supply overloaded Remove the excessive load from the circuit and attempt to activate the 24v loop power supply via the MENU as described above. If the excessive load is not removed from the circuit upon activa- tion, the loop supply will be disabled and the following warning message will be displayed 0.11...

  • Page 27: Section 15. Menu Mode Functions And Programming

    SECTION 14 l. MIN/MAX FUNCTION CONT. –0.010 Max: 6.21 Min: –11.20 inH20 0.000 To clear active Min/Max measurements press the ZERO key. To exit Min/Max mode completely press the ESC key. Note: Datalogs recorded while in Min/Max Mode will record the real time pressure measurements at the time of writing to the Datalog, not the min/max values.

  • Page 28: Base Unit Set Up

    SECTION 15 a. MENU MODE GENERAL KEY to move the selection box in a MENU UP or DOWN, and are also FUNCTIONS CONT. used to scroll through programmable parameters such as alpha numeric characters when programming names. LEFT and RIGHT ARROW Keys DAMP/LEFT ARROW and TARE/RIGHT ARROW keys are dual function keys which are used in MENU Mode to move the cursor to the right or left.

  • Page 29: Programming Owner Name

    SECTION 15 b. ii. Programming Owner Name Programming Owner Name (15 Characters max) Press MENU key Press DOWN or UP ARROW key to highlight “Setup…” Press ENTER Press DOWN or UP ARROW key to highlight “System” Press ENTER Press DOWN or UP ARROW key to highlight “Owner…” Press ENTER Owner Password screen appears.

  • Page 30: Engineering Units Selections

    SECTION 15 b. iii Program Auto Off Timers Cont. Press ENTER Use DOWN or UP ARROW to highlight “Auto off timer…” Press ENTER Use DOWN or UP ARROW to highlight “Power off”… Use DOWN or UP ARROW to highlight “Backlight off”… Auto Off Modes Power Off…...

  • Page 31: H2O Temperature Conversion Selection

    SECTION 15 d. O TEMPERATURE CONVERSION If the user selects an engineering unit which references water SELECTION column pressure, they can select a water temperature to factor into the conversion. The pressure generated by a column of water will vary with the temperature of the water. As there are industry standard temperatures used as conversion factors when calibrat- ing pressure measurement devices in terms of the height of a column of water, the HHC uses three(3) conversion factors, (20°C...

  • Page 32: Datalogging Setup

    SECTION 15 e. PROGRAMMING USER DEFINED Press left and RIGHT ARROWs to position cursor beneath UNIT OF MEASURE CONT. desired character Press UP and DOWN ARROWs to increment alpha and numeric characters When the Unit name is correct press ENTER HHC will return to “User Units”...

  • Page 33: Set Channel Tag Names

    SECTION 15 f. i. Program Channel Tag Names Program Channel Tag Names (up to 7 characters) The default channel names, Channel 1, Channel 2 and Ext can be re-programmed by the user. Press MENU key Use DOWN or UP ARROW to highlight Datalog… Press ENTER Use DOWN or UP ARROW to highlight Set channel tags……...

  • Page 34: Initiate Auto Datalogging

    SECTION 15 f. ii. Program Auto Datalog Time Cont. Set log interval Desired: 00001.0 sec Actual: 00001.2 sec Enter to accept Esc to cancel “^ “Beneath a digit indicates which character in the time interval name is being configured. Press UP or DOWN ARROW to scroll through numeric values Use left or RIGHT ARROW to move cursor to next desired position.

  • Page 35: Review Datalog Data

    SECTION 15 f. iv. Initate Manual Datalog Cont. Use DOWN or UP ARROW to highlight “Manual/Auto…” Press ENTER Use DOWN or UP ARROW to highlight Manual or Auto, select “Manual…” Press ENTER Display will return to Measurement Mode. Press DATA STORE to begin a new manual Datalog. Display will briefly show “Data point Taken”...
  • Page 36 SECTION 15 f. v. Review Datalogs Cont. Press ESC to go back to “Select Datalog” screen and choose another log to review. The HHC contains a slot for a standard SD memory card. When SECTION 15 f. vi. Export Datalogs to SD Card a card is installed Datalogs can be exported to the card in .CSV (Comma Separated Values) files which are able to be read by Microsoft Excel or other spread sheet software.

  • Page 37: Export Data To Sd Card

    SECTION 15 f. vii Clear Internal Memory Storage Delete all logs? Cont. Are you sure you want to clear all internal storage? Use DOWN or UP ARROW to highlight Yes or No Press ENTER Selecting “no” will return to the Datalog MENU Selecting “yes”...
  • Page 38 SECTION 15 g. SWITCH TESTING FUNCTION Use DOWN or UP ARROW to highlight “Measurement Channel…” CONT. Press ENTER Use DOWN or UP ARROW to highlight “CH1” (Channel 1 module) or “CH2” (Channel 2 module)… Press ENTER HHC will go back to Switch Testing MENU Use DOWN or UP ARROW to highlight “Signal Type…”...

  • Page 39: Percent (%) Error Function

    SECTION 15 h. PERCENT (%) ERROR FUNCTION The Percent Error Function allows the user to display the output from a device under test in terms of percent error of the full scale range of that device. This function applies to the calibration of both temperature and pressure devices.
  • Page 40 SECTION 15 h. PERCENT (%) ERROR FUNCTION Output refers to any output signal from the device under test. CONT. Output channel refers to the channel on which the device under test is sending its output signal. For example a pressure trans- ducer with 0-10 VDC output would be connected to the HHC’s External input, referring to the banana jacks labeled COM and 0-33 Vdc In.
  • Page 41 SECTION 15 h. PERCENT (%) ERROR FUNCTION Input range CONT. 4-20 Custom Use DOWN or UP ARROW to highlight 4-20, 0-X, 1-X or Custom Note: If a range ending in “–X” or “Custom” is selected the operator can program the numeric value for the variable as follows If a custom range is required: Use DOWN or UP ARROW to highlight “Custom”…...
  • Page 42 SECTION 15 h. PERCENT (%) ERROR FUNCTION When desired FS input value is displayed on screen for example CONT. 00110.00000 Press ENTER to accept HHC will go back to Percent Error MENU and advance to the next programmable parameter. Use DOWN or UP ARROW to highlight “Output channel…” Press ENTER Use DOWN or UP ARROW to highlight “CH1”...

  • Page 43: Dual Mode Functions

    SECTION 15 h. PERCENT (%) ERROR FUNCTION Output FS CONT. 00006.00000 Enter to accept Esc to cancel Press left and RIGHT ARROWs to position cursor beneath desired numeric character Press UP and DOWN ARROWs to scroll numeric values. When desired numeric value is displayed in proper decimal position Press left or RIGHT ARROW to move cursor beneath the next digit to be programmed...

  • Page 44: Rtd Temperature Measurement

    SECTION 15 i. DUAL MODE FUNCTION CONT. Dual sensor differential measurements will have similar accuracy specifications. To access Dual Module Functions: Press MENU key Use DOWN or UP ARROW to highlight “Modes…” Press ENTER Use DOWN or UP ARROW to highlight “Dual module functions…” Modes Dual module functions…...

  • Page 45: J. Rtd Temperature Measurement

    SECTION 15 j. RTD TEMPERATURE XXX-RT1 XXX-RT2 MEASUREMENT CONT. Ohms Measurement 0 - 400 ohms 0 - 4000 ohms Range Factory Programmed Pt100 385: -200 to Pt1000: 184 to 275C RTD Probe 01 500C ±0.15C ±0.15C Factory Programmed Pt100 392: 550 to ---- RTD Probe 02 850C ±0.2C...
  • Page 46 SECTION 15 j. RTD TEMPERATURE RTD Module MEASUREMENT CONT. Channel… Probe connection… Probe Select… Resolution… Apply Use DOWN or UP ARROW to highlight “Channel”… Press ENTER Use DOWN or UP ARROW to highlight “CH1” “CH2” Press ENTER Note: If the incorrect type of module is installed a “MODULE ERROR”...
  • Page 47 SECTION 15 j. RTD TEMPERATURE 0.01 degrees C. MEASUREMENT CONT. Supported Resolutions for Factory Programmed Probes: XXX-RT1 Pt100 0.01 degrees C (385 & 392) XXX-RT1 Ni 120 0.1 degrees C XXX-RT1 Cu 10 0.1 degrees C XXX-RT2 Pt1000 1.0 degrees C The HHC can be used with several standard Thermocouple types SECTION 15 k.

  • Page 48: K. Thermocouple Temperature Measurement

    SECTION 15 k. THERMOCOUPLE TEMPERATURE MEASUREMENT CONT. TC Module Channel… Junction type… Auto/manual ref… Resolution… Apply settings Use DOWN or UP ARROW to highlight “Channel…” Press ENTER Use DOWN or UP ARROW to highlight “CH1” “CH2” Press ENTER Note: If the incorrect type of module is installed a “MODULE ERROR”...

  • Page 49: Firmware Update

    SECTION 15 k. THERMOCOUPLE TEMPERATURE Press left and RIGHT ARROWs to position cursor beneath MEASUREMENT CONT. desired numeric character. Press UP and DOWN ARROWs to scroll numeric values. When desired numeric value is displayed in proper decimal posi- tion, press LEFT or RIGHT ARROW to move cursor beneath the next digit to be programmed.

  • Page 50: L. Firmware Update

    SECTION 15 l. FIRMWARE UPDATE CONT.
  • Page 51 SECTION 15 l. FIRMWARE UPDATE CONT.
  • Page 52 SECTION 15 l. FIRMWARE UPDATE CONT. 3) Download the HHC Firmware Image to the Host PC: HHC Firmware images have the filename extension “.cyacd”. Example: “pte2 v_050-083.cyacd” Simply copy this file onto your local hard drive, making a note of its path so you can find it.
  • Page 53 SECTION 15 l. FIRMWARE UPDATE CONT. Select the appropriate COM port. TIP: When you pull DOWN “Select Com Port” it scans your computer and presents a list of available COM Ports. If you do this before and after connecting the USB cable to the HCC, you should see an extra com port with the HHC connected.
  • Page 54 SECTION 15 l. FIRMWARE UPDATE CONT. Click [Connect]. Both the “Com port status” and the “Device Status” should indicate “Connected”. NOTE: If the “Com Port Status” is “Connected” and the “Device Status” is “Disconnected” you most likely have the wrong COM port or the device is not in the “Firmware Update”...
  • Page 55 SECTION 15 l. FIRMWARE UPDATE CONT. Note: The File Transfer can take up to 15 Minutes.
  • Page 56 SECTION 15 l. FIRMWARE UPDATE CONT. When the “Transfer Successful” message is displayed the pro- cess has completed. You can verify the update was successful by powering on the HHC base unit and noting the new firmware revision number displayed during boot up and in the “about this HHC…”...

  • Page 57: Communications Interface

    SECTION 15 m. COMMUNICATIONS INTERFACE The HHC can be connected to a PC running Windows XP or Win- dows 7 or 8 via the USB port. Windows will recognize the HHC as a Communications Port. The HHC has three communication protocol modes: Inquiry/Journal mode: These communications modes are included in standard HHC models.
  • Page 58 SECTION 15 m. i. USB Cable Installation Cont. IMPORTANT NOTE for INTRINSICALLY SAFE APPROVED VERSIONS OF THE Hand Held Calibrator 1. When access port is open, the device is not operating in an Intrinsically Safe mode. As such it is not possible to use the HHC in a hazardous area whenever the USB port is exposed or if the port access door is not secured with Philip’s head screw.

  • Page 59: Ii. Driver Installation

    SECTION 15 m. ii. Driver Installation Cont. If the following dialog box appears, click “Browse my Computer” The dialog below will appear. Click “Browse and navigate to the drive with the memory stick, then click Next. Windows will install the driver. Once complete an HHC will enu- merate as a Communications Port on this computer.

  • Page 60: Terminal Setup

    SECTION 15 m. ii. Driver Installation Cont. The HHC will appear as a Communications Port on a Windows PC. It will be assigned the port number of the first available port on the PC. To determine which port number has been assigned look in the Windows Device Manager.

  • Page 61: Inquiry Mode

    SECTION 15 m. iv Inquiry Mode Set up Inquiry Mode Inquiry mode is similar to manual datalogging where a data point will be sent to the PC based on a user defined character or the Enter key being pressed from the PC keyboard. Press MENU key Use DOWN or UP ARROW to highlight “Modes…...

  • Page 62: Journal Mode

    SECTION 15 m. v. Journal Mode Set up Journal Mode Journal mode is similar to Automatic Datalogging mode where the operator can set a timed interval between data points being communicated to the PC. In Journal Mode the HHC will output the data string at a time interval set by the user.

  • Page 63: N. Calibrate Base Unit

    SECTION 15 n. CALIBRATE BASE UNIT CONT. Obtaining “As found” and “As Left” data procedure consists of applying precision voltage and current signals to the proper termi- nations and reading the values displayed on the HHC display. Base unit recalibration is a firmware based, menu driven pro- cedure that provides prompts on the HHC display directing the operator to apply precision voltage and current signals to desig- nated terminals.
  • Page 64 SECTION 15 n. CALIBRATE BASE UNIT CONT. 2. Connect the positive lead of the voltage standard to the red ringed “0-33Vdc In” jack 3. Power on a voltage standard capable of delivering up to 10.000v DC and allow it to warm up to its specified accuracy as defined by the manufacturer 4.
  • Page 65 SECTION 15 n. CALIBRATE BASE UNIT CONT. 3. Power on a DC current source capable of delivering up to 20.000mA and allow it to warm up to its specified accuracy as defined by the manufacturer 4. Power on the HHC using either USB or battery power and allow it warm up to its specified accuracy (5 minutes) 5.
  • Page 66 SECTION 15 n. CALIBRATE BASE UNIT CONT. 9. Select Volts Engineering Units a. Press MENU key b. Press DOWN or UP ARROW key to highlight “Units…” c. Press ENTER d. Press DOWN or UP ARROW key to highlight “Select Units” e.
  • Page 67 SECTION 15 n. CALIBRATE BASE UNIT CONT. Cal Password 00000 Enter to accept Esc to cancel f. Press left and RIGHT ARROWs to position cursor beneath desired character g. Press UP and DOWN ARROWs to increment numeric characters h. When the password is correct press ENTER i.
  • Page 68 SECTION 15 n. CALIBRATE BASE UNIT CONT. 20. Power on the voltage standard and allow it to warm up to its specified accuracy as defined by the manufacturer. 21. The HHC Base Unit will prompt the operator to apply pre- cision voltage and current values to specific terminals, data collection will take a few seconds then the HHC will prompt the operator to move to the next step in the following...

  • Page 69: O. Pressure Module Calibration

    SECTION 15 o. PRESSURE MODULE CALIBRATION 0.025% - 0.07% standard accuracy CONT. 11 points (approximately 10% increment) 0.1% standard accuracy 6 points (approximately 20% increment 0.25% standard accuracy 5 points (approximately 25% increment) When calibrating linearity, the HHC will automatically choose the number and pressure value of data points based on the module’s full scale pressure range and it’s base accuracy specification.
  • Page 70 SECTION 15 o. PRESSURE MODULE CALIBRATION Pres Mod CH1 Cal CONT. Cal Zero Cal Full Scale Cal Linearity Apply new cal NOTE: Cal Zero function must be performed prior to proceed- ing to Cal Full Scale; Cal Zero & Cal Full Scale functions must be performed prior to proceeding to Cal Linearity.
  • Page 71 SECTION 15 o. PRESSURE MODULE CALIBRATION The target Full Scale Pressure cardinal value and Min and CONT. Max allowable limits will be displayed. Use a pressure standard to apply target pressure value to a pressure module. If the pressure standard does not achieve exactly the target cardinal pressure value, actual target pres- sure can be edited within the Min and Max limits.
  • Page 72 SECTION 15 o. PRESSURE MODULE CALIBRATION 8. Upon completion of the Linearization process, the HHC will CONT. prompt “Apply new cal” function to save the results of the entire procedure. Also at this time, each individual component of calibration (Cal Zero, Cal Full Scale & Cal Linearity) can be returned to, redone and saved individually.

  • Page 73: Section 16. Appendices A. Conversion Factor Table

    SECTION 16 a. APPENDIX A – ENGINEERING UNIT CONVERSION FACTORS ...

  • Page 74: Trouble Shooting And Error Codes

    SECTION 16 b. APPENDIX B Trouble Shooting and Error codes UNIT WILL NOT POWER UP ON BATTERIES Verify batteries (quantity 4, size AA) are fresh and that they are placed in the battery holder in the correct direction, matching the polarity shown on the battery holder, and that they are properly seated.
  • Page 75 SECTION 16 b. TROUBLE SHOOTING CONT. UNIT WILL NOT DELIVER 24Vdc LOOP SUPPLY OUTPUT If the HHC is an Intrinsically Safe base unit , then loop supply is not available. Reference the manual section 14k to enable and disable the power supply.
  • Page 76 SECTION 16 b. TROUBLE SHOOTING CONT. WILL NOT READ VOLTAGES ON ITS “0-33Vdc In” INPUT JACK Consult the suggested wiring diagrams in section 14j referring to the proper voltage measurement setup With the unit powered up ensure that the input voltage is selected from the front keypad (refer to manual) by pressing the “mA/V”...
  • Page 77 SECTION 16 b. TROUBLE SHOOTING CONT. available. If the 2nd module functions properly consult the factory about the faulty module if both modules fail consult the factory regarding the HHC base unit. WILL NOT DISPLAY TEMPERATURE MODULE DATA For both Thermocouple and RTD modules, ensure that the module is connected to either a thermocouple or RTD probe and that the sections of the manual relating to their set up has been observed .
  • Page 78 SECTION 16 b. TROUBLE SHOOTING CONT. Danger, the PTE-2 may not display the full scale psi when applied (A legacy PTE-1 module with invalid output at full scale) Contact Customer Service • CH1 Low Span / CH2 Low Span Danger, the PTE-2 may not display the full scale psi when applied (A legacy PTE-1 module with invalid output at full scale) Contact Customer Service •...
  • Page 79 SECTION 16 b. TROUBLE SHOOTING CONT. Dual Sensor Operation messages • DS err: CH1 unplugged: no module is installed in Channel 1 • DS err: CH2 unplugged: no module is installed in Channel 2 • DS err: units mismatch: engineering units of installed modules are different.

  • Page 80: C. Iso Commands

    SECTION 16 c. ISO COMMANDS PTE-2 ISO1745 Commands Description Command Code Returns the datalog Get datalog status information as an ASCII string Go to the top of the next datalog Returns the data for the present record in Get datalog record the present datalog as an ASCII string Configure RTD module for...

  • Page 81: Rtd Probe Connections, Tc External Reference Connection

    APPENDIX D SECTION 16 d. APPENDIX D RTD PROBE CONNECTOR SWITCHCRAFT TINI QG (TA4F) FUNCTION 4W– 2W– 2 WIRE RTD TA4F 3 WIRE RTD TA4F 4 WIRE RTD TA4F...

  • Page 82: System Accuracy With Thermocouple Interface

    SECTION 16 e. SYSTEM ACCURACY WITH THERMOCOUPLE INTERFACE TABLE I System Accuracy (reading in temperature units): Includes the HHC base unit and XXX interface module. (Does not include inaccuracy of the thermocouple device. Consult thermocouple manufacturer or ISA MC96.1 for thermocouple accuracy specifications. Typical inaccuracies range from ±1 to ±2.2°C.) Max.
  • Page 83 WARRANTY AND LIMITATION OF LIABILITY WARRANTY INFORMATION A. Seller warrants that its products and parts, when shipped, and its work (including installation, construction and start-up), when performed, will meet all applicable specifications and other specific product and work requirements (including those of per- formance), if any, of this agreement, will be of good quality and will be free from defects in material and workmanship.
  • Page 84 Willy Instrumentos de Medição e Controle Ltda. (An Ashcroft® Inc. Company) Rua João Pessoa, 620 - São Caetano do Sul - São Paulo - Brazil - 09520-000 Tel.: (55 11) 4224-7400 • Fax: (55 11) 4224-7477 vendas@ashcroft.com • www.ashcroft.com.br I&M002-10233...

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