Altek TechChek Model 830KP Manual
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1 Your New TechChek 830-KP Lighten your load…take the TechChek 830-KP to every site. It’s like bringing a cartload of test equipment from the shop to the control room or the field. The TechChek 830-KP sources and reads DC like a milliamp or voltage calibrator, simulates and measures T/Cs & RTDs like a temperature calibrator, generates and counts frequency and Counts-Per- Minute like a frequency calibrator and displays pressure like a precision test gauge. Troubleshooting? It checks continuity with a beeper and measures AC line voltage like a multimeter! Calibrate Milliamp Inputs Calibrate controllers, recorders and other devices in 4 to 20 or 0 to 20 mA loops. Source and read 0.00 to 24.00 mA, or Simulate a 2-Wire Transmitter. Use the optional AC adaptor for continuous operation. Display to 0.01 mA , 0.1 % of 4 to 20 and 0.1 % DP Flow. Calibrate 2-Wire Transmitters Easily calibrate 2-Wire Pressure and Electronic Transmitters by connecting the TechChek 830-KP to both the input and output of the transmitter. The TechChek 830- KP will simultaneously indicate the input and output of the transmitter on the graphical display. Calibrate Pressure Systems Read pressure with extreme accuracy using an external QuikCal pressure module in a companion ModPak module holder. Attach the module directly to the pressure connection for the best accuracy or with optional tubing for tight spots. Display to five digits within 0.025% of reading in up to 20 engineering units including psi, pa, Kpa, Mpa, GENERAL INFORMATIONCONTENTSGENERAL OPERATING INSTRUCTIONS...........................3 TURN ON ...................................................................3 CONNECTIONS .........................................................3 FIELD & BENCH USE (TILT STAND) ........................4 CHANGING BATTERIES............................................4 CONFIGURING TEMPERATURE SCALES ...............5 ENABLING AUTO-OFF ..............................................5 RESTORING DEFAULT SETTINGS ..........................5 DISPLAY CONTRAST & BACKLIGHTING .................6 SELECTING FUNCTIONS & RANGES......................7 SOURCE MODE OPERATING INSTRUCTIONS.................8 STORING & RECALLING QUIK-CHEK®OUTPUTS .8SOURCE MODE CONNECTION INSTRUCTIONSCALIBRATE MILLIAMP INPUTS ................................9 SIMULATE 2-WIRE TRANSMITTERS .....................10 CALIBRATE VOLTAGE INPUTS...............................11 CHECK 1-5 VOLT INPUTS WITHOUT DISCONNECTING WIRES .......................................12 CALIBRATE THERMOCOUPLE INPUTS ................14 CALIBRATE RESISTANCE INPUTS ........................15 CALIBRATE RTD INPUTS .......................................16 CALIBRATE FREQUENCY INPUTS ........................18 READ MODE OPERATING INSTRUCTIONS....................19 MIN/MAX ..................................................................19 OUT OF RANGE SIGNALS......................................19 READ MODE CONNECTION INSTRUCTIONSREAD MILLIAMP OUTPUTS ....................................20 READ VOLTAGE OUTPUTS ....................................21 READ AC VOLTAGES ..............................................22 MEASURE THERMOCOUPLE SENSORS ..............23 READ RESISTANCE ................................................24 CHECK CONTINUITY ..............................................25 MEASURE RTD SENSORS .....................................26 COUNT FREQUENCIES ..........................................28 CALIBRATE 2 & 4 WIRE TRANSMITTERS .............30 PRESSURE (WITH COMPANION PRESSURE MODULES)READ PRESSURE ...................................................32 CALIBRATE PRESSURE TRANSMITTERS ............34 SPECIFICATIONS...............................................................36WARRANTY........................................................................44
3 GENERAL TURN-ON Each time you turn on the TechChek 830-KP it runs through a self check then returns to the most recently selected settings. SOURCE - The three QUIK-CHEK outputs will be the same as previously stored. Each time a different function is selected, the associated three QUIK-CHEK outputs will be recalled. READ - The 830-KP is ready to measure the same signal as the last time it was used and automatically updates the MAX & MIN readings for recall at any time. CONNECTIONSTechChek 830-KP has protected banana jacks compatible with standard and safety banana plugs. Included with your TechChek are:a pair of safety test leads with test probes, safety alligator clips, standard alligator clips and spade lugs for attachment to a wide variety of instruments. An additional test lead and spade lug are also included for 3-Wire RTD connections. A second pair of test leads with right angled safety banana plugs and alligator clips for mA Read and Power Transmitter functions. Thermocouple connections are made through a miniature thermocouple socket. Optional KIT-1 includes T/C wires for Type J, T, E & K with miniature T/C plugs (not included). CAUTION! To prevent accidently overloading the instrument being tested, correctly set up the outputs before connecting the TechChek 830-KP to any instruments to be calibrated. ! ! !! 2 BAR, mBar, Atm, Kgf plus torr, inches and mm of mercury or water at a variety of temperatures. Characterized modules for laboratory accuracy in the shop, control room or field. Voltage Calibration Calibrate all your DC millivolt and voltage instrumentation. Source from 0.00 to 110.00 mV and 0.00 to 10.25 V. Read up to 110.00 mV, 11.00 V and 200.0 VDC. Temperature Calibration Source and Read directly in °C and °F for T/C types J, K, T, E, R, S & N and four Pt 100 Ohm, Ni 120 Ohm and Cu 10 Ohm RTDs. Resolution to 0.1°. Cold junction compensation tracks ambient temperature changes. Frequency Calibration Generate zero crossing square waves from 1 to 1000 Hz, 0.01 to 10.00 kHz and from 1 to 1000 CPM (Counts-Per- Minute). Built-in frequency counter measures Hz, kHz & CPM. Measure AC Voltage Check line voltage or mains from 0.0 to 250.0 volts AC. Great for troubleshooting power problems. Check Continuity Locate pairs of wires, open connections and shorts with Rear Label - Condensed Operation Guide
5 GENERAL CONFIGURING TEMPERATURE SCALESThe thermocouple and RTD ranges may be configured for full time use of °C, full time use of °F or selectable °C and °F operation. This configuration is part of the DEFAULT SETTINGS below. AUTO-OFFTechChek 830-KP can be set up to turn itself off after 30 minutes of inactivity. The internal timer is reset to 30 minutes each time a pushbutton is pressed. DEFAULT SETTINGS TechChek 830-KP may be restored to the factory default setting. This will reset the HI and LO “QUIK-CHEK” memories according to the table below and the SET memory to midrange between HI and LO. OPERATING INSTRUCTIONS 1) Press and hold the STORE/RESET push-button while turning the 830-KP on. 2) Keep pressing the push-button until SETTING UP DEFAULT appears on the display then release the push-button. 3)°F/°C SETUP appears on the display. 4) Press an UP/DOWN key to select °F & °C, °F Only or °C Only. °C & °F is the default if no selection is made. 5) Press STORE/RESET push-button to store your choice or wait five seconds for the 830-KP to automatically store your choice and AUTO-OFF SETUP appears on the display. 6) Press an UP/DOWN key to select AUTO-OFF ENABLE. AUTO-OFF causes the 830-KP to turn itself off after 30 minutes of inactivity to preserve the batteries. Select AUTO- OFF DISABLE for continuous operation. 7) Press STORE/RESET push-button to store your choice or wait five seconds for the 830-KP to automatically store your choice. 8) The firmware revision will be displayed, then the unit will begin QUIK-CHEK DEFAULTSRANGE LO SET HI mA 4.00 12.00 20.00 mV 1.00 5.00 10.00 V 1.00 5.00 10.00 T/C J,T,E,K,N All points 0°C/32°F T/C R & S All points 538°C/1000°F Ohms 100.0 200.0 400.0 RTD All points 0°C/32°F kHz 1.00 5.00 10.00 Hz 100 500 1000 CPM 100 500 1000 4 OPERATING INSTRUCTIONS GENERAL FIELD & BENCH USETechChek 830-KP comes with a carrying case and a built-in tilt stand/hanger. The 830-KP is held securely in the case by VELCRO®for use with the carrying case open. The carrying case also has a snap- on belt loop which can be looped around a pipe or rail. The tilt stand is easily raised by pulling the stand until it locks into place. The stand can also be reversed for use as a hanger to suspend the 830-KP. CHANGING BATTERIES Low battery is indicated by a battery symbol on the display. Approximately four hours of operation remain before the LCD blanks and TechChek 830-KP shuts itself down. Turn the 830-KP off, loosen the captive screw securing the battery compartment and lift off the cover from the bottom of the case. The six “AA” batteries are easily removed and replaced (alkaline supplied and recommended). Replace the battery compartment cover by inserting the tabs and tightening the screw.
GENERAL SELECTING FUNCTIONS Press a function key to choose among mA, V, T/C, Ω, RTD, FREQ and PRESSURE. SELECTING RANGESPress the RANGE/TYPE pushbutton to select the desired range and scale. SOURCE RANGESMilliamp: Source: mA, %mA (% 4-20), DP% (% Differential Pressure) 2-Wire Simulator: mA, %mA (% 4-20), DP% (% Differential Pressure) VDC: mV, V T/C: Types J, T, E, K, N, R & S in °C &°F Ohms: Ohms RTD: Four Pt 100Ω, Ni 120Ω& Cu 10Ωin °C &°F Frequency: KHz, Hz, CPM READ RANGESMilliamp: mA, %mA (% 4-20), DP% (% Differential Pressure) VDC: mV, 10V, 200V T/C: Types J, T, E, K, N, R & S in °C &°F Ohms: Ohms RTD: Four Pt 100Ω, Ni 120Ω& Cu 10Ωin °C &°F Frequency: KHz, Hz, CPM AC Volts: VAC TRANSMITTER RANGESPwr Xmtr: Supplies nominal 24 VDC to power the transmitter while measuring the transmitter milliamp signal . Can be simul- taneously displayed with any Source Range or Pressure Measurement Read mA: Measures transmitter output 7 TYPE ENG UNITS OPERATING INSTRUCTIONS 6 OPERATING INSTRUCTIONS GENERAL DISPLAY CONTRAST The contrast of the Liquid Crystal Display may adjusted for best readability. 1) Press and hold the DISPLAY/SOURCE/READ push-button while turning the 830-KP on to adjust the contrast of the display. 2) Press any UP or DOWN key until the display is most legible. 3) Press the STORE/RESET push-button or wait five seconds for your selection to be stored. DISPLAY BACKLIGHTINGThe LCD may have too little contrast where the lighting is dim or the 830-KP is in shadow. Turn on the LCD backlighting to make the display easy to read. 1) If the TechChek 830-KP is off, turn it on and wait for the display to come up in normal mode. 2) Press and hold the DISPLAY/SOURCE/READ push-button for three seconds and the backlight will turn on. To extend the life of the batteries, it is recommended that the backlighting be turned off when the LCD is in normal light. Press and hold the DISPLAY/SOURCE/READ push-button for three seconds and the backlight will turn off. TURN OFFPress the POWER push-button to turn the 830-KP off. If AUTO-OFF is enabled, the 830-KP will turn itself off after 30 minutes of inactivity.POWER
9 CALIBRATE MILLIAMP INPUTS mA, mA % (Percent of 4 to 20 mA), DP% (DP Flow) Choose this function to provide an output from 0.00 to 24.00 milliamps. The compliance voltage is a nominal 24 VDC to provide the driving power to your milliamp receivers. 1) Disconnect one or both input wires from the device to be calibrated. 2) Press the MILLIAMP/V push-button until mA or mA and % appear on the display 3) Press the DISPLAY/SOURCE/READ push-button until SOURCE or 2-WIRE appear on the display 4) If 2-WIRE is on the display, press the TYPE/ENG UNITS push- button once to indicate SOURCE on the display 5) Press the mA/%/% DP FLOW push-button to display mA, % 4-20 or % DP Flow. 6) Connect the red SOURCE lead of the calibrator to the plus (+) input of the device and the black SOURCE lead to the minus (-). Output current is continuously adjustable with the UP/DOWN push-buttons. Zero & Span (or any other values) are available by using the LO and HI QUIK-CHEKs. OPERATING INSTRUCTIONS Milliamp Receiver Input Controller Transmitter Computer Logger I/P DCS SOURCE MODESelect source by pressing the DISPLAY/SOURCE/READ pushbutton until the word SOURCE appears on the LCD display. To change the output value, press the UP or DOWN key for each digit. To ramp the output press and hold any UP or DOWN pushbutton. The display will continue to change in increments corresponding to the digit being changed and will automatically carry up and down until the limits of the range are reached. This function operates in all three output positions (HI, SET & LO). STORING QUIK-CHEK OUTPUTS 1) Press HI or LO 2) Press the UP/DOWN keys to desired value 3) Press the STORE push-button The LCD will flash once to show that the value was saved If a value is in the SET position and you want that value stored in HI or LO, press and hold the STORE push-button, then press the HI or LO push-button. The display will flash once to indicate the value has been stored. Then release both push-buttons. RECALLING QUIK-CHEK OUTPUTSWhen you need a stored value just press a Quik-Chek push-button. Any value for the selected range may be stored in HI & LO. The TechChek 830-KP remembers the HI, LO and SET values for each function with the power on or off. Each time a different function is selected, the last three QUIK-CHEK values for that function will be recalled. OPERATING INSTRUCTIONS 8
11 CALIBRATE VOLTAGE INPUTS V, m V Choose this function to provide an output from 0.00 mV to 110.00 mV and from 0.00 to 10.25 VDC. Current compliance up to 20 mA to provide the driving power to your voltage receivers. 1) Disconnect one or both input wires from the device to be calibrated 2) Press the MILLIAMP/V push-button until V or mV appear on the display 3) Press the DISPLAY/SOURCE/READ push-button until SOURCE and V or mV appear on the display 4) Press the TYPE/ENG UNITS push-button once to switch between V and mV on the display 5) Connect the red SOURCE lead of the calibrator to the plus (+) input of the device and the black SOURCE lead to the minus (-). Output voltage is continuously adjustable with the UP/DOWN push-buttons. Zero & Span (or any other values) are available by using the LO and HI QUIK-CHEKs. OPERATING INSTRUCTIONS Voltage Receiver Input Controller Transmitter Computer Logger DCS 10 OPERATING INSTRUCTIONS SIMULATE 2-WIRE TRANSMITTERS 2-WIRE mA, 2-WIRE % (Percent of 4 to 20 mA) 2-WIRE DP % Choose this function to simulate a 2-Wire Transmitter output from 1.00 to 24.00 milliamps. Operates in loops with power supply voltages from 3 to 45 VDC. 1) Disconnect existing 2-Wire Transmitter from the loop 2) Press the MILLIAMP/V push-button until mA or mA and % appear on the display 3) Press the DISPLAY/SOURCE/READ push-button until SOURCE or 2-WIRE appear on the display 4) If SOURCE is on the display, press the TYPE/ENG UNITS push- button once to indicate 2-WIRE on the display 5) Press the mA/%/% DP FLOW push-button to display mA, % 4-20 or % DP Flow. 6) Connect the red SOURCE lead of the calibrator to the plus (+) input of the device and the black SOURCE lead to the minus (-). The simulated output of the 2-Wire Transmitter is continuously adjustable from 1.00 to 24.00 mA with the UP/DOWN push- buttons. Zero & Span (or any other values) are available by using the LO and HI QUIK-CHEKs. +IN- REF +OUT- Power Supply 2 to 45 VDC Receiver (Powers external 2-Wire Transmitter) To Sensor Typical 2-Wire Transmitter (Disconnected)
13 CONTROLLER (TYPICAL) ADDITIONAL 4-20 mA OR 1-5V INSTRUMENTS RECORDER COMPUTER LOGGER ETC, 1-5V DC 250Ω Typical 2-Wire Transmitter +IN- REF +OUT- CHECK 1-5 VOLT INPUTSWITHOUT DISCONNECTING WIRES OPERATING INSTRUCTIONS 12 CHECK 1-5 VOLT INPUTSWITHOUT DISCONNECTING WIRESMost 1-5 Volt receivers in 4-20mA loops have a 250 Ohm resistor across the input of the receiver. This resistor may be mounted internally or externally. TechChek 830-KP is connected directly across the input of the 1-5 Volt receiver without disconnecting any field wiring. This saves a great deal of time when a large number of voltage receivers, such as chart recorders or computer systems, require calibration. Make certain that changing the signal input will not disturb the process or cause unexpected alarms when checking on-line instruments. It is important to remember the 830-KP drives only the device to which it is connected.It has no effect on other devices in the 4 to 20 mA loop. TechChek 830-KP will clamp the selected value in the mV and V Ranges to the maximum source or sink current of >16 mA. 1) Press the MILLIAMP/V push-button until V or mV appear on the display 2) Press the DISPLAY/SOURCE/READ push-button until SOURCE and V or mV appear on the display 3) Press the TYPE/ENG UNITS push-button once to switch between V and mV on the display 4) Connect the red SOURCE lead of the calibrator to the plus (+) input of the device and the black SOURCE lead to the minus (-). Any associated 250 Ohm resistor must not be disconnected. OPERATING INSTRUCTIONS
15 CALIBRATE RESISTANCE INPUTSChoose this function to simulate a resistance into a variety of instruments. 1) Disconnect one or both input wires from the device to be calibrated 2) Press the T/C/RTD/Ωpushbutton until the Ωsymbol appears on the display. 3) Press the DISPLAY/SOURCE/READ push-button until SOURCE appears on the display 4) Connect the red SOURCE lead of the calibrator to the plus (+) input of the device and the black SOURCE lead to the minus (-). Output resistance is continuously adjustable with the UP/DOWN push-buttons. Zero & Span (or any other values) are available by using the LO and HI QUIK-CHEKs”. OPERATING INSTRUCTIONS Receiver InputOhms or 2-Wire RTD Controller Transmitter Computer 14 CALIBRATE THERMOCOUPLE INPUTSChoose this function to simulate a thermocouple signal into any instrument requiring a thermocouple input. The output of the 830- KP is automatically cold junction compensated. 1) Disconnect the thermocouple from the instrument being calibrated. 2) Press the T/C/RTD/Ωpushbutton until the word TYPE & any T/C appear on the display. 3) Press the DISPLAY/SOURCE/READ push-button until SOURCE and any T/C TYPE appear on the display 4) Use the proper thermocouple wire and corresponding miniature T/C connector to connect TechChek 830-KP to the thermocouple. Output temperature is continuously adjustable with the UP/DOWN push-buttons. Zero & Span (or any other values) are available by using the LO and HI QUIK-CHEKs”. To Change the Thermocouple type 1) Press the TYPE/ENG UNITS push-button. The words SELECT T/C TYPE and the current selection appear on the display. 2) Press any UP/DOWN push-button until the desired T/C type appears. 3) Press the STORE/RESET push-button or wait 5 seconds to store the selection OPERATING INSTRUCTIONS +- Instrument withThermocouple Input Controller Temperature Indicator Temperature Trip or Alarm Temperature Transmitter
17 OPERATING INSTRUCTIONS Instrument withRTD Input Controller Temperature Transmitter Temperature Indicator Temperature Trip or Alarm Receiver InputOhms or 2-Wire RTD Controller Transmitter Computer Three Wire RTD Connection Two Wire RTD Connection CALIBRATE RTD INPUTS Four Wire RTD Connection SENSOR} + COMP - COMP Jumper Jumper 16 CALIBRATE RTD INPUTSChoose this function to simulate a temperature signal into any instrument requiring an RTD input. 1) Disconnect the RTD from the instrument being calibrated. 2) Press the T/C/RTD/Ωpushbutton until any RTD type (Pt, Ni or Cu) appears on the display. 3) Press the DISPLAY/SOURCE/READ push-button until SOURCE and any RTD TYPE appear on the display 4) Connect using 2 or 3 wires as in the diagrams on the opposite page. Spade lugs are recommended to minimize any contact resistance. Output temperature is continuously adjustable with the UP/DOWN push-buttons. Zero & Span (or any other values) are available by using the LO and HI QUIK-CHEKs”. To Change the RTD type 1) Press the TYPE/ENG UNITS push-button. The words SELECT RTD TYPE and the current selection appear on the display. 2) Press any UP/DOWN push-button until the required type appears on the display. 3) Press the STORE/RESET push-button or wait 5 seconds to store the selection Note on 4-Wire Connections: The TechChek 830-KP may be used to calibrate instruments requiring a 4-Wire RTD connection. This connection is valid only when the lead wires included with the 830-KP are used to connect the 830-KP directly to the instrument. Use of longer wires can cause errors in the output setting. For long 4-Wire cable runs use the 3-Wire connection and add a stacking banana jack (not available from Transmation) to connect a second wire to jack #1. Connect this extra wire to the fourth wire field connection. OPERATING INSTRUCTIONS