Please download the latest version from www.additel.com
Additel Corporation
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STATEMENT
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ADT22XA Series Calibrators..................................................................................................................................................... 1
3.1 Standard Accessories.......................................................................................................................................................... 4
5.1 Working Environment.......................................................................................................................................................... 7
7. Structure and Functions...................................................................................................................................................... 16
8.2.3 Frequency Measurement............................................................................................................................................. 21
8.2.7 Current Measurement.................................................................................................................................................. 23
8.3.1 Changing the Source Value......................................................................................................................................... 26
8.3.2 Fine Tuning the Source Value...................................................................................................................................... 26
8.3.8 Frequency Source....................................................................................................................................................... 31
8.3.11 Current Source....................................................................................................................................................... 33
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8.3.12 Pressure Source(only available with pressure module).............................................................................................. 33
9.3 Date and Time..................................................................................................................................................................... 37
9.4.5 Pressure Leak Test(only pressure module is available)................................................................................................ 41
9.4.6 Unit Converters(Temperature, Pressure, Mass Flow and Volume Flow)...................................................................... 42
9.5 System Settings................................................................................................................................................................. 42
9.5.3 Auto Power Off.............................................................................................................................................................. 42
9.6 System Calibration.............................................................................................................................................................. 43
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9.7 24V dc Loop Power........................................................................................................................................................... 43
9.9 Help Guide........................................................................................................................................................................ 44
10. Task and AsCal.................................................................................................................................................................. 45
10.1 What is AsCal?................................................................................................................................................................ 45
10.2 Creating a New Task........................................................................................................................................................ 47
10.4 Select a Task to Be Calibrated......................................................................................................................................... 49
10.5 Viewing the Task Results................................................................................................................................................. 54
11. HART Communication(only HART is available).............................................................................................................. 56
11.1 Brief and Note.................................................................................................................................................................. 56
11.2 Connect to a HART Device.............................................................................................................................................. 56
11.3 HART Process Variables.................................................................................................................................................. 59
11.4 HART Diagnostics and Service........................................................................................................................................ 60
11.4.2 PV Zero Trim............................................................................................................................................................... 60
11.4.4 Special Calibration...................................................................................................................................................... 63
This user manual will guide you through the specifications and functions of the ADT22XA series calibrators
For further information please feel free to visit our website www additel com
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1 Specifications
Measure
Description
ADT221A Multifunction Temperature Calibrator
ADT222A Multifunction Process Calibrator
ADT223A Documenting Process Calibrator
Source
Description
ADT221A Multifunction Temperature Calibrator
ADT222A Multifunction Process Calibrator
ADT223A Documenting Process Calibrator
Other utility functions
Description
ADT221A Multifunction Temperature Calibrator
ADT222A Multifunction Process Calibrator
ADT223A Documenting Process Calibrator
mV
mV
HART
mAHzPulse
V
VmAHzPulseohmsRTDsTC
Pressure
Module
UtilitiesTask
Loop
Power
On offRTDsTC
ohms
CalibrationRS232
Snap
shot
Note: ● :Available ○ U:Unavailable: CDP Series Intelligent Digital Pressure Modules
*
2
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2 Safety Information
◆
◆
◆
◆
3
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3 Accessories
3 1 Standard Accessories
1pc
1pc
3 sets (6 pcs)
1set (2 pcs)
1pc
1pc
X1
X3
Short circuit cable
Test leads
Chargeable Li ion battery110V 220V external power adapter
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3 2 Optional Accessories
◆
◆
◆
◆
◆
Intelligent digital
pressure modules
Pressure module
connection cable
USB to RS232 Cold Junction
compensation kits
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4 Cautions
◆ Do not connect the test leads before toggling to another measurement or sourcing function
◆
◆ Regular cleaning and maintenance is recommended
If the calibrator exhibits any unusual behavior contact Additel Corporation to help troubleshoot the problem
◆
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5 Technical Index
Temperature: (-10 to 50)°C.Relative humidity: <90% (Non-condensing).Atmosphere pressure: (86 to 106) kPa
Temperature: (-20 to 60)°C.Relative humidity: <90% (Non-condensing).
Power supply: polymer Li-ion rechargeable battery or 10VDC adaptor.Charge mode: specified 10VDC adaptor (charging time is less than 4 hours).Working time: more than 15 hours (The battery icon will blink when the power is low. It will power off automatically if no power
charge is left).
To get the best sourcing and measuring performance, the battery power supply is recommended.
Display: 3 5 inch high resolution TFT color screen.Size: 192mm x 100mm x 52mm (L x W x H), Weight: 0 7kg.Measure and source jacks: standard Φ4mm electrical jack.Thermocouple measure and simulation (for cold junction and automatic compensation modes): flat mini-size connection.Charger connection: standard Φ 2 1mm charger jack.Rs232 interface: standard RS232-DB9 socket.Pressure module: five-pole circular push-pull connector.
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Rs232 parameter: baudrate is 2400, 4800, 9600 or 19200, data bits is 8, stop bits is 1, address is from 1 to 121.Real-time clock: three date formats are selectable. The year range is 2000 to 2099, and the time format is 24-hour.
Electrical Signal Measure Specifications: (working environment: 205°C accuracy for one year)±
Table 5-1
Resistance
Function
Voltage DC
Current DC
Two wire
Three wire
Four wire
Two wire
Three wire
Four wire
Frequency
Pulse
-75 0000 to 75 0000 mV
-30 0000 to 30 0000 V
-30 0000 to 30 0000 mA
0 to 400 000
0 to 400 000
0 to 400 000
0 to 4000 00
0 to 4000 00
0 to 4000 00
1 to 50000 0 Hz
0 to 999999
ResolutionAccuracyRange
0 1
0 1mV
0 1
1mΩ
1mΩ
1mΩ
10mΩ
10mΩ
10mΩ
0 1Hz
1
+3V to +24V
Note1 : When ambient temperature is (-10 to 15°C and 25 to 50°C ) temperature coefficients are:
(1) Voltage, current measurement: ± (0 001 RD+0 0015%FS)/°C
8
0 01 RD + 3 75
0 01 RD + 1.5 m
0 01 RD + 1 5
0 02 RD + 0 02
0 02 RD + 0 02
0 01 RD + 0 02
0 02 RD + 0 2
0 02 RD + 0 2
0 01 RD + 0 2
0 005 RD + 1Hz
N A
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(2) 2-wire, 3-wire, 4-wire resistance measurement: ± (0 002 RD0 001%FS)/°C.
Note2: Input features:
(1) Voltage measurement: input impedance > 1M Ω ,overvoltage of ports is ± 300VDC.
(2) Current measurement: input impedance < 10,overvoltage of ports is 1A DC.
(3) Frequency, pulse measurement: Input impedance>500MΩ,square wave, low-level voltage < 0.3V, high-level voltage > 2V,
duty cycle is from 20% to 80%, overvoltage of ports is ±30VDC.
(4) Resistance, RTD measurement: excitation current is about 0 7mA at 400range, and about 0 3mA at 4000range,
(5) Thermocouple, RTD measurement temperature: To be decided by the accuracy of mV measurement, resistance
measurement, according to the International Temperature Scale of 1990 (ITS-90).
(6) Cold junction compensation range:-10 to 50°C,accuracy: ± 0 1°C,calibration is available.
ElectricalSignalSourceSpecifications: (workingenvironment: 20±5°C,accuracy for one year)
(1) Millivolts source: Max load capability is 1mA, load variance ratio less than 50mA.
(2) 12V source: Max load capability is 5mA, load variance ratio less than 1mV/mA.
(3) Current source: Internal 24V power supply, max load capability is 20mA@1k Ω . External power supply, the max voltage is 36V.
(4) Simulating resistance: (1Ω to 110Ω) excitation current (0.6mA to 4mA), (110Ωto 400Ω) excitation current (0.3mA to
4mA), (400Ω to 1000Ω) excitation current (0.06mA to 1.5mA), (1000Ωto 4000Ω) excitation current (0.01mA to 0.6
mA). For (1Ω to 400Ω) range, 1mA driving current is recommended, and for (400Ω to 4000Ω) range, 0.1mA driving
current is recommended.
(5) , : ()%, ,
(6) Loop 24V DC power: The maximum load current is 50mA, ripple<50mV.
(7) Simulating thermocouple, RTD source: To be decided by the accuracy of mV source and resistance source, according to
the ITS-90.
(8) All ports are short circuit protected.
(9) The maximum overvoltage of all the sourcing ports is±30VDC (less than 1 minute duration), the calibrator will be damaged
if this range is exceeded.
IEC 751-100 to 260
IEC 751-50 to 150-50 to 1500 130 170 17
IEC 751-50 to 150
DIN 43760
DIN 43760-100 to 260
-100 to 260
-200 to 200
200 to 600
600 to 850
-200 to 200
200 to 600
600 to 850
-100 to 2600 560 610 61
-50 to 1500 09
-100 to 2600 05
-100 to 2600 06
0 320 22
0 1
0 27
0 12
0 07
0 08
0 160 36
0 54
0 270 40
0 05
0 100 2
0 14
0 67
0 25
0 42
0 54
0 12
0 07
0 08
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6 Summary
The ADT22XA series calibrators are high performance instruments, designed for the calibration and troubleshooting of variety
of process instrumentation and controls.
3. Measuring and sourcing can be done at the same time.
( atented).
5. 24V DC loop power supply which is isolated from measuring and sourcing.
6. Supports square root transmitter.
7. Captures and saves screen snapshots.
8. Creates and runs AsCal (as-found as-left) tasks, record and document results.
9. High resolution, 3 5 inch TFT color screen.
10. HART communication capability.
11. Pulse frequency output.
12. Built-in utilities: Calculator, Transmitter Simulation, Custom RTDs Library, Pressure Leak Test and Conversion tools etc.
13. Easy to use: Smartphone-like menu and interface make the operation simpler and easier.
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7 Structure and Functions
7 1 Basic Structure
“Protective cover”
Power key
Rechargeable jack
Pressure module
interface
223A
ADT223A
Documenting Process Calibrator
Powered by rechargeable battery
Navigation keys
or specified adapter.
S/N:
Additel Corporation USA ,
www additel com. .
Source jacksMeasure jacks
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7 2 Introduction of Jacks Function
Table 7-1
Jacks
2 & 9
2 9 & 10
1 2 9 & 10
1 & 10
4 & 7
4 & 5
3 & 8Resistance source.
5 & 6
11
12
Pressure module interface
Rs232 interface
Rechargeable jack
① Voltage measurement, ② current measurement, ③ resistance measurement (2W),
switch, pulse measurement, frequency measurement.
Resistance measure (3W).
Resistance measure (4W).
HART communication (ADT223A only).
Voltage ource, current ource ( xternal ower upply), pulse ource,
frequency ource.
Current source ( nternal 24V c ower upply).
24V DC loop source.
Jack for thermocouple measurement. The calibrator can provide automatic cold junction
compensation function when this jack is used.
Jack for simulating thermocouple. The calibrator can provide the automatic cold junction
compensation function when this jack is used.
Connection for Intelligent Digital Pressure Modules.
Communicating with C.
Charger connection.
Note: To view the position of jacks1 - 12, please refer to section 7.1.
Introduction
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7.3 Key Functions
Table7-2
NOKey
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Soft Keys
Numeric Keypad
18
Power key
Starts HART communications function (ADT223A only).
Selects the millivolts, volts, pulse or frequency.
Selects the resistance or switch test (measure function only).
Selects the RTD or thermocouple type.
Selects mA (current).
Selects pressure measurement or the pressure sourcing unction ( nly ressure odule s vailable).
Starts task management.
Enters the Setup menu.
Captures and saves snapshots (press and hold to access the snapshot management).
Exits the current page, cancels the operation. In the calculator page it, provides the clear function.
Confirms the selection or operation. In the calculator page, it is the equals (=) button.
Activates the measurement or sourcing windows, fine tunes the source value in Basic Mode.
Selects the item from the drop down list. In the calculator page, it provides the arithmetic buttons(+ - ÷ ×).
Performs the function defined by the context label.
Used whenever a numeric entry is required.
Instruction
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8. Basic Operation
The basic mode is the split screen that shows MEASURE and SOURCE areas
on the display(see figure 8.1). When returning from higher level operations (e.g.
Setup,Task, measuring options, sourcing options, etc), the calibrator will lso
eturn o he asic ode ith ast onfigured easurement nd ource.
In Basic ode, ou an ress he avigation eys o elect etween
he EASURE r OURCE reas. ou ill ee ither EASURE or SOURCE
highlighted, which means this display area is active. Function toggled keys( ,
, , , ) are used to select the MEASURE or SOURCE function.
In the Basic Mode you can perform the following:
Measure signals and zero the measured value.
Note: The calibration data(refer to section 9.6 system calibration)will be
changed once zero trim is performed, and can be restored manually.
Source/Simulate signals. Stepping, ramping(if allowed), set, and reset
source value.
Figure 8.1 The Basic Mode
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In the Basic Mode (as Figure8.1), if the measurement area is active, you can press the function keys ( , , , ,
) which will display the corresponding items.Anytime that you want to access the non-active area, press the desired function
key twice and the non-active area will become active (e.g. if the source area is active and you would like to change the measure
function from mA to V then press twice and the measure area becomes active and the list appears for you to hose
rom). o hange ny f easurement arameters, he easurement rea ust e n n ctive tate. reas an also become
ctive y electing he p/ own eys.
8.2.1Millivolts Measurement
1. Figure 8.2 shows the millivolts measurement connections.
2. f he easurement s rea ctive, ress nce, r ress wice.
3. Press the avigation eys o elect V rom he ist, nd hen ress
Enter or Done to hange he easurement.
4. To improve measurement precision, you can short the millivolts input, and then
press Zero to clear the measured value.
8.2.2Volts Measurement
1. Figure 8.2 shows the volts measurement connections.
2. If the measurement area is active, press once, otherwise press twice.
3. Press the navigation keys Up/Down to select the V item from the list, and then
ress or to hange he easurement.
4. o mprove easurement recision, ou an short he olts nput, hen ress Zero to lear he easured alue.
V
V
Figure 8 2 Millivolts or Volts
Measurement
Source
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3. Press the navigation keys Up/Down to select Hz from the list, then press Enter
Done
3. Presstheavigationeys oelect Hzromheist, henressEnter r Done o hange he easurement r ress Options o how ulse
ounting etup nterface.
4. The pulse counting option allows for the trigger edge to be selected
5. When the pulse counting is finished pressto reset the counter
FRE Q
Source
Figure 8.3 Frequency Measurement
Source
Figure 8.4 ulse ounting
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8 2 5 Resistance Measurement
twice.
list, then press Enter or Done to change the measurement. You can also
press Options to show resistance measurement configuration interface.
press Zero to clear the measured value.
8 2 6 Switch Test
2. If the measurement area is active, press once, otherwise press
twice.
press Enter or Done to change the measurement.
4. Press View to view the switch test records (a maximum number of ten records
are shown). A record displays the tate f he witch ime, nd utput alue.
22
3W
DC Resistance
x10
x10 0
4W
x1
Figure 8 5 Resistance Measurement
Switch
Figure 8 6 Limit Switch Test
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1 Figure 8 7 shows the current measurement connections
2 If the measurement area is active, press once, otherwise press
twice.
3 Press the navigation keys to select mA from the list, then press
Enter or Done to change the measurement.
then press Zero to clear the measured value.
When a pressure module is connected, the pressure module icon will appear
in the status bar and beep at the same time. Figure 8.8 shows the pressure
measurement connections.
1 If the measurement area is active, press once, otherwise press
twice.
2 Press the navigation keys to select the pressure module from the
list, then press Enter or Done to change the measurement.
3 provides you with a list of pressure units to select from.
4. You can press Module to view the pressure module's information and change
the resolution.
5 To improve measurement precision, you can press to clear the
measured value.
Source
Figure 8.7 Current Measurement
223A
Measure
Source
Units
Module
Zero
Figure 8.8 Pressure Measurement
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The calibrator supports thirteen standard thermocouples, thermocouple types are
identified by character: S, R, B, K, N, E, J, T, C, D, G, L and U. Table 5-3 shows
the temperature ranges and accuracies of these thermocouples. Thermocouple
TC
measurement accepts two reference junction compensation methods: internal
reference mode or external reference mode. When using the internal reference
mode, the calibrator will automatically measure the temperature of cold junction
adjacent to the thermocouple jack. When using external reference mode, the
Thermocouple
reference temperature (value range: -10 to 50°C) must be entered manually
before measurement. Figure 8.9 shows the thermocouple measurement connections.
1. If the easurement rea s ctive, ress nce, therwise ress
wice.
2. You can press the navigation keys Up/Down to select TC from the list, then press Enter or Done to begin measurement. Press Options to show the thermocouple
Figure 8 9 Thermocouple
Measurement
measurement setup interface. In the thermocouple measurement setup interface,
you can set the thermocouple sensor type, temperature units (°C, K, ℉ ) and reference junction compensation method.
3. hen easuring hermocouple, ou an ress Options o how he hermocouple easurement etup nterface.
4. o et igher emperature easurement recision, ou an zero he easured alue n he illivolts easurement.
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The calibrator supports 11 common RTDs shown in Table 5-4. In addition, calibrator
accepts 10 custom RTDs (to add a custom RTD please refer to 9.4.3). The calibrator
accepts RTD measurement inputs in two-wire, three-wire, or four-wire connections
as shown Figure 8 10 The four-wire connection can provide the most precise measurement
1. If the measurement area is active, press once, otherwise press twice.
2. Press the navigation keys Up/Down to select RTD from the list, and then press
Enter or Done to change the measurement or press Options to view the setup
interface.In setup interface, you can set the RTD sensor type, connections and
temperature units (°C, K, ℉ ).
3W
4W
RTD
the resistance measurement.
Figure 8.10 RTD Measurement
In the Basic Mode (Figure 8.1), if the source area is active, you can press ( , , , , ) which will display
the relevant source item list. If the measurement area is active, you can press the desired switch key ttwice which will activate
the source area. Or by pressing the navigation keys Up/Down, you can activate the source area.
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Notes
The input box will automatically close if left inactive for 15 seconds, Any new values will not go into effect.
Notes
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In the Basic Mode, volts, millivolts, frequency, resistance and current can
be reset by pressing the Reset softkey, which will set the source value to
zero.
and Figure 8.12 are examples of a step configuration and results.
Thestartvaluecannotbethesameastheendvalue, andthevaluescannot
exceed the output range.
Stepping supports three modes: engineering units, scale and step points.
The run mode and step time are relevant only for auto step. The range of
the step time is 1 to 3600 seconds.
Figure 8 11 Stepping Configuration
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Current(mA)
20
16
12
8
4
4
6
2
0
8 10 121416 1820222426
28 30
Time(S)
Figure 8 12 Step Results
1. If necessary, press the navigation keys Up Down until the source area is active.
2. Press Step to show the step setup interface, and configure these parameters as follows:
Start Value (in units).End Value (in units).Step Mode: Eng.Units, Scale or Step Points.Step Size (Scale or Count, according to the Selection of Step Mode).Trans Function: Linear or Square Root.
3. To complete the step settings, press Enter or Done , then the calibrator will Return to the Basic Mode and show the
main screen.
4. Press Manual to start manual stepping. The softkey label will changes to Next.
5. To advance to the next value press Enter or Next.
6. If you want to exit manual stepping, press Esc or Exit.
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1. If necessary, press Up/Down until source is active.
2. Press Step to view the step setup interface, and configure these parameters as follows:
Start Value (in units).End Value (in units).Step Mode Eng Units Scale or Step PointsStep Size (Scale or Count according to the Selection of Step Mode).Run Mode (Repeat or Single shot).Trans Function: Linear or Square RootStep Time
3. To complete the step settings, press Enter or Done then the calibrator will return to the Basic Mode and show the main
4. Press Auto to begin automatic stepping, and the soft key label will change to Pause.
In the Basic Mode the calibrator offers the source value ramping function Ramping smoothly and continuously increases
or decreases the source value. The size of steps is determined by the start value, end value and the ramp time. Before ramping,
you need to configure the ramp settings Each source item (except pulse frequency and pressure) has its own ramp settings
When the source area is active press Ramp to view the ramp setup interface. Figure 8.13 and Figure 8.14 are examples of
the ramp setting and the ramp results.
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The Start value cannot equal the End value, and their values cannot exceed
the source output range.
Note
Current(mA)
20
16
12
8
4
10
0 5
15
20 25 303540 4550556065
70 75
Time(S)
Figure 8 14 Ramping Results
Proceed as follows to ramp:
Press Ramp to view the ramping setup interface, and configure the parameters
:
Start Value (in sourcing units).End Value (in sourcing units).Ramp Time: a rise time also a fall time.
30
Figure 8 13 Ramp Configuration
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Run Mode (Repeat or Single shot).
3. To complete the ramp settings, press Enter or Done then the calibrator will return to the Basic Mode showing the main
screen.
4. Press Enter or Start to begin automatic ramping, and the soft key label will change to Pause.
5 Press Pause to pause automatic ramping, and the soft key label will change to Resume. Press Resume to resume ramping.
If you want to exit automatic ramping, press Esc or Exit.
1 If the source area is active pressonce otherwise presstwice.
2 You can Press the navigation keys Up/Down to select mV from the list, then press Enter or Done to change the source
to millivolts.
3
1 If the source area is active pressonce otherwise presstwice.
2. ress he avigation eys o elect olts rom he ist, hen ress r o hange he ource o olts.
3
1. If the source area is active, press once, otherwise press twice.
2. Press the navigation keys Up/Down to select Hz from the list, then press Enter or Done to change the source to frequency
or press Options soft key toshowthefrequencysourcesetupinterface. Inthefrequency sourcesetup interface, youcan
set the amplitude.
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2. Press the navigation keys Up/Down to select pulse from the list, and then press Enter or Done to change the source to
pulse or press Options to show pulse source setup interface. In pulse source setup interface, you can set the triggering
edge, amplitude and frequency.
3. Refer to the sections 8.3.1 or 8.3.2 to select a method to change the source value according to your need, to start sourcing
pulse, you must press Start and the soft key label will change to Stop.
2. Press Up/Down to select the desired range (range 1 to 400Ω) from the lists, and then press Enter or the Done to change
the source to resistance simulation.
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1 Figure 8 15 shows the current source connections.
2. If the source area is active, press once, otherwise press twice.
3 Press the navigation keys Up/Down to select the mA with 24V loop power
or mAwithout24Vlooppowerfromthelist, thenpress Enter or Done to switch
list, then press Enter or Done to change the source to pressure.
supported by the calibrator.
mA
Ammeter
24V
Figure 8 15 Current Source
223A
Figure 8 16 Pressure Source
mA
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6. You can press Module to view and change information about the pressure
module.
or decreased with an external pressure generation device (such as Additel's
TC
8 3 13 Thermocouples Simulation
Refer to Table 5-3 for data about thermocouple types included in the calibrator.
2. You can press the navigation keys Up/Down to select the TC the list, and
6
5
thenpress Enter or Done owitchheourceohermocouplesimulation.
Press Optionstoshowthermocouplessimulationsetupinterfacewhereyou
can set he hermocouple ensor ypes, emperature nits (°C, K, ) nd
F
eference unction ompensation ethods.
3. Refer to the sections 8.3.1, 8.3.2, 8.3.4 or 8.3.5 to select a method to change
Temperature Indicator
Figure 8.17 Thermocouple Simulation
c
he ource alue ccording o our eed.
Refer to Table 5 4 for information about RTD (Resistance Temperature Detector) types supported
2. Press the navigation keys Up/Down to select RTD from the lists, and then press Enter or Done to switch the source to
RTD simulation or press Options to show the RTD simulation setup interface. where you can set the R TD sensor type
and temperature units (°C, K, ).
F
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In Basic Mode, you can press Save to capture a snap shot. When the snapshot is successfully saved to the memory, the
calibrator will display the save icon in the status bar and beepatthesametime. Formoredetailsaboutsnapshotplease
refer to section 9.2 Snapshot Management.
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9 Setup
provides you with a help menu (as Figure 9-1).
While in the setup page, you can navigate to the various menus by using
the navigation arrows and pressing Select or Enter to choose the items.
thermocouples),and the loop power status and the system time.
9 3 Date and Time
To change the date and time of the calibrator, selectthedateandtimeitem
on the Setup page and press Enter or Select.This menu allows for the date
and time to be changed and the time format to be modified if desired.
9 4 1 Scientific Calculator
Figure 9.1 Setup
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Thetransmitterisadevicewhichcanmeasuretemperature, electricalsignalsandpressure, etc. Generatingasignal according
to the measurement imposed.
Thecalibratorcansimulateatransmitter. ItcanmeasureRTDs, thermocouples, frequency, volts, mA, ohmsandpressure
(when the pressure module is connected), and output mA and volts signal.
After selecting simulate transmitter the Quantity page will appear and you can chose from various sensor types and the
transmitter output (as shown in Figure 9 2).
On the Range page, set the input range 0 to 200°C and the output range 4 to 20mA. Sometimes, it is necessary to set the
transfer function: Linear/Square root (as shown in Figure 9.3).
and Standard PRTs (standard platinum resistance thermometers).
The calibrator allows you to input the customized values, so you can measure temperature using every kind of RTDs and
Standard PRTs.
How to create a custom industry RTD?
To achieve higher precision with an RTD, IEC and ASTM standards specify a more complex polynomial curve fit that fine tunes the resistance-temperature relationship. One form of that equation is given here as below. The industry RTDs also
specify values for the constants R0, A, B, C (The C constant is only used for temperature less than 0°C).
How to create a standard PRT?
The Standard Platinum Resistance Thermometer (SPRT) Calibration Laboratory of the NIST Thermometry Group can
distinguish among the ITS-90 from the argon triple point (Ar TP, -189.3442°C) to the silver freezing point (Ag FP,
961.78°C) for the calibration of SPRTs.
The ITS-90 defines temperature through a set of specified thermometric fixed points, interpolation instruments, and
interpolation equations.
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The calibrator uses the first and last deviation function for the calculation for SPRT If you use other temperature ranges
biand c
i
Temperature range(°C)
-189 3442 to 0 01
Required Fixed PointsDeviation Function
Ar TP Hg TP TPW
0 to 29 7646TPW Ga TP
0 to 156 5985TPW Ga TP In FP
0 to 231 928TPW In FP Sn FP
0 to 419 527TPW Sn FP Zn FP
0 to 660 323
TPW Sn FP Zn FP Al FP
OntheRTDsManagementpage, youcandeleteanexistingRTDbypressing Delete andre-edititbypressing Enter
or Edit.
When the custom RTD is added to the RTDs Library successfully, your calibrator is now ready to make measurements
using your custom RTD.
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The thermal calculator utility allows you to select thermocouple or RTD types and display the correlated voltage or resistance
for specific temperatures.
Note: For the temperature range and available sensors that can be shown, please refer to Table 5-3 and Table 5-4.
When the pressure module is on-line, select Pressure Leak Test from the Utilities list box and press Enter or Select and
the Leak Test page will appear.
The Pressure is displayed in the top area.The pressure unit is decided by measurement or source in Basic Mode.
Test Time
Generate pressure o our arget alue ntil he ressure s table ( o void amaging he ressure odule rom verpressure,
never apply pressure above the rated maximum printed on the pressure module). Press Enter or Start to start testing.
The utilities include four Unit Converters : Temperature, Pressure, Mass Flow and Volume Flow.
If the value of any edit box is changed, the corresponding values will update automatically.
over range, and pressure module over range conditions.
To avoid possible damage from the connection to the output signal loop scale the simulation output signalsTo protect the external pressure module do not operate the device over its pressure range
9 5 2 Screen Settings
9 5 3 Auto Power Off
The Auto Power Off setting allows for an automatic power off of the unit over a specified time or it can be set to never
automatically power off.
To get the most update firmware contact Additel Corporation You can then use this menu to upgrade your calibrator
2. Enter the user password: 316. Press Enter or Done.
3. Start the Flash Magic program on the PC and set the parameters which are shown on the calibrator's screen.
Note
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You can restore the calibrator s settings to its original factory settings
1 Enter the calibration password 316
2 Select an item from the calibration list measurement source and pressure module
3 Connect to a more precise higher-standardized unit and finish the calibration step by step
4 You can restore the factory calibration data by pressing Restore.
Note
1. Select the Language in the Setup page and press Enter or Select.
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10 Task and AsCal
AsCal is a typical calibration process including as-found and as-left, and Task is the calibration procedure of a DUT (Device
Under Test).
TheADT22XAcalibratorscanperformAsCal, calculateerrors (ZeroErrorandSpanError), displayresults in the memory and
highlight the out-of-tolerance points.
You can download tasks and upload the results with special software. The software can generate reports and certificates for
the tasks.
AsCal will make your calibration faster and easier
TheAsFoundcalibrationdocumentsthestateoftheinstrumentbeforecarryingoutanyadjustments. Thecalibrationshows
the instrument's level of drift during calibration.
After routine maintenance and deficiencies detected during calibration are addressed an “as-left” calibration is performed.
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Create a New Task
ReCal
Adjust as needed
YES
Adjustment
requred?
No
(Reject)
AsCal Results
Save AsCal Results
(As Found/)
Adjustment
requred?
No(Finished)
AsCal End
Figure 10.1 AsCal Typical Calibration Process
ReCal
Adjust as needed
YES
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According to different instruments, there are five types of task: RTDs (Resistance Temperature Detector), TC (Thermocouples),
To start your task management press Task in Basic Mode. Select Task List in Task Management page and press Enter r
Select.On the Task List page, you can create a new tasks, delete tasks and run a task.
Press Newon Task List page, and the New Task Wizard will appear. You can move the cursor by pressing the navigation
keys, press ENTER or the Select to chose a task.
After the RTD Transmitter is selected, press Enter or Select to enter the New Task General Data page.In this page, you can
input the general information of the DUT.
The Input Quantity defines which fields are required.Common fields for all quantities are: Input Quantity (Parameters), Unit
and Range.On this page, you should select an available RTD Sensor Type (as shown in Figure 10.2).
Inaddition, theremaybesomeadditionalinformation: Pressureunit (forpressureinstruments), decimals (flowinstruments),
temperature unit (for RTDs/thermocouples) and cold junction compensation temperature (for thermocouples).
The Output Quantity includes the corresponding common fields similar with the Input Quantity. The same additional fields
are also available for the Output Quantity (as shown in Figure 10.3).
If the task has been completed, the parameters cannot be edited, To use the same task for another calibration, press“Save
As”to save it as a new task and the parameters will be editable.
You can press the navigation keys Left/Right to switch the content in this page.
Automatic calibration is possible when the calibrator is able to generate/simulate the DUT's input signal, and measure the
DUT's output signal.
The Step Time (setpointdelay) setting is in use only when the Calibration Method is set to Automatic. It determines the interval
betweenthetwocalibrationpoints.
manual calibration).
You can switch to the graph viewing mode or data viewing mode by pressing Data/Graph (as shown in Figure 10.9 and
Figure 10.10).
Figure 10 10 AsCal (Data Mode)
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You can save the point data and continue to the next point until all points are accepted by pressing or .
The calibrator calculates the maximum error, maximum hysteresis, zero error and span error. Depending on the value of the
maximum error, you can decide whether to adjust the DUT.
If you just make a calibration test, you can press Esc or Reject to abort the AsCal calibration.
If you want to accept the calibration results, and save the data. Press Save then select the save options.
If the DUT is a HART-Transmitter, the Adjust will be enabled.
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10 5 Viewing the Task Results
On the Task List page select a completed task (marked with “ ”) and press
You can re-calibrate the DUT by pressing Enter or AsCal as described in the
previous section.
√
Ifyouwanttocreateasimilartaskbasedonthecurrenttask, youcanpress SaveAs to re-name the parameters of the task and save them.
and calibration data will appear (as shown in Figure 10 11). If both as found
and as left are available the arrows on top of page will be enabled Press the
navigation eys to scroll the page, and the as-found and as-left
calibration data will display.
Press Esc or Back to exit the task results.
Figure 10 11 Task Result
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11 HART Communication (only ADT223A)
The Additel 223A has a built-in HART resistor. This HART resistor's current rate is 44mA and its use can be enabled or
disabled.
Note1: The calibrator can measure current with a range of -30 to 30mA. The calibrator can poll over 15 devices
(address 1 to 15) with an external HART resistor.
Note 2
The calibrator can show primary variable (PV), range (PV current value (AO), loop current (CA), secondary variable
a third variable and a fourth variable The secondary third and fourth variables are special process variables defined in the
HART diagnostic and service operations will allow you to calibrate a supported HART instrument.HART setup operations allow you to configure common parameters of a supported HART instrument.
11 2 Connect to a HART Device
To start communication with a HAR T device, press the HART button and the calibrator will prompt you to select the HAR T
To insure the connection is correct refer to Figure 11 1 or 11 2 To start polling and communicating with a HART device
1. After you have selected internal or external resistor prompted by the calibrator, press the Enter key or the Select soft key
to start polling HART devices.
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1
1
2
2
6
6
3
5
5
4
1
1
2
2
6
6
3
5
5
4
250
Figure 11.1 the connection with internal built in resistorFigure 11.2 the connection with external resistor
Thecalibratorwilltrytopollfromaddress0to15. IfthereisHARTdevicebefoundataddress0, pollingwillbestopped and
a HART device list will be displayed. Otherwise calibrator will continue searching from address 1 to 15, andautomatically
stop polling at address 15. During polling, you can press Stop to stop polling process. If more than one HART device is
found,calibrator will show the HART device list. A maximum of 15 HART devices can be supported.
3. Press Enter or Select to select a HART device from the list.The calibrator will connect to the selected HART device, and
the HART device information will be displayed (As shown in Figure 11.3).
4. Press Enter r Done nd he alibrator ill o ack o he ain creen n asic ode. he ART ommunication nterface
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HART mode To press the Esc key or the Back soft key to return to the HART device list to select another HART instrument
When the HART Communication Interface is active, the Process,Service and Setup soft key are available. You can press
the soft key to access to the corresponding HART operations.
Figure 11.3 HART Device InformationFigure 11.4 HART Communication Interface
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11 3 HART Process Variables
hen he ART ommunication nterface s ctive, you an ress o how ART rocess ariables nterface ( igure
( O), oop urrent ( A), econdary ariable, hird ariable, nd ourth ariable, V, %, O, nd A re electable ( igure 11.4).
58
Figure 11.5 HART Process Variables
Figure 11.6 HART Diagnostics & Service
Page 66
11 4 HART Diagnostics and Service
When the measurement is active in HART Communication Interface, you can press Service to display the HART diagnostic
and service interface (Figure11.6). The calibrator provides Loop Test, PV (Primary Variable) Zero Trim, PV Calibration, Output
Trim and Special Calibration operations to calibrate a transmitter. Note that Loop Test and Output Trim are not available if the
transmitter is in multi-drop mode.
The Loop Test operation will send a command to the transmitter to set its
analog output to the specified value To perform a Loop Test operation
proceed as follows
1 In the HART diagnostic and service interface, choose Loop Test from
list, andpress Enter or Select toshowLoopTestinterface (Figure11.7).
2
value. Its range is from 4 to 20mA. Then press or to start
3 If the Loop Test is successfully executed, thePVAOatthetopofthe interface
will show the specified value, thecalibrator will show the measured current
value in the middle of the interface. Otherwise a popup will indicate the
“HART evice ot ound”.
11 4 2 PV Zero Trim
The PV Zero Trim operation sends a command to the transmitter to set its
PV zero. To perform a PV Zero Trim operation, proceed as follows:
Figure 11 7 HART Loop Test
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1. In the HART diagnostic and service interface, choose PV Zero Trim from the list and then press Enter or Select to start
the PV zero operation. You will be asked to confirm the PV zero (As shown in Figure 11.8).
60
Figure 11 8 HART PV Zero Trim
Figure 11 9 HART PV Calibration Setting
Page 68
Adjust the HART transmitter's PV LRV and URV to get the consistency between the standard source range and digital
analog output (AO). To perform the PV Calibration operation, proceed as follows:
1. In the HART diagnostic and service interface, choose PV Calibration from the list, then press Enter or Select to show
the PV Calibration Setting Interface (Figure 11.9).
In the etting nterface, ou an et he ensor ype nd he ange f the
transmitter. Ifthedeviceisapressuretransmitter, thepressuremodule has
to e onnected o he alibrator nd ressure ontroller uch s
Press Enter or Done toviewthePVCalibrationProcessinterface (Figure
11.10). Note that the calibrator will judge whether these input values are
available for the transmitter before starting the PV Calibration Process.
4. ThePVcalibrationprocessallowsyoutocalibratethelower (0%)and
upper (100%) range values LRV and URV) have been previously set in
PVCalibrationSettinginterface. LocatedatthetopofthePVCalibration
interfaceistheerror summarytable (Figure11.10andFigure11.11). Once
informationwillbedisplayedatthebottomoftheinterface. Youcan
decide whethertoadjustPVrange. Toreject, press Esc or Reject, to
adjust Press Enter or Adjust.
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Special Calibration is very similar to the PV Calibration operation. The difference is that Special Calibration adjusts the HART
transmitter's PV LRV and URV to get the consistency between the standard source ranges and loop current (CA, while digital
analog output AO is described in the PV Calibration operation). Refer to the PV Calibration operations for reference.
62
Figure 11 11 HART PV Calibration result
Figure 11 12 HART Output Trim
Page 70
11 4 5 Output Trim
The Output Trim adjusts the HART transmitter's digital analog output according to the actual loop current measured by the
calibrator. To perform an Output Trim, proceed as follows:
1. In the HART diagnostic and service interface, choose Output Trim from list, then you can press Enter or Select to show
the Output trim point selection interface.
2. In this interface, you can select Low (zero point, 4mA) output trim or high (span point, 20mA) output trim and press Enter
or Done to display the Output Trim interface (as shown in Figure 11.12).
3. In the Output Trim interface, press Enter or Trim to execute the output adjustment. The trim value can be fetched by
pressing Fetch, or it can be inputted manually.
4. If Output Trim is successfully executed, the calibrator will goes back to the Output Trim selection interface. You can repeat
steps 2 and 3 to start another Output Trim.
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When the measurement is active in HART communication mode, press Setup to show the HART setup interface.The calibrator
provides five setup functions (refer to table 11-1).
64
Setup
Basic
Sensor
Primary variable range units
Primary variable range lower limit
Primary variable range upper limit
Damping time
Transfer function
Sensor S N
Sensor range lower limit
Sensor range upper limit
Sensor minimum span
AttributesDescriptionVariables
Read WriteDevice Label
Read Write
Read Write
Read Write
Read Write
Read Write
Read only
Read only
Read only
Read only
English input is available no more than 8 characters
Can be changed into any units supported by transmitter
The setting range cannot be less than transmitter range
lower limit
The setting range cannot exceed the transmitter range
upper limit
Float type the value cannot be less than 0
Can be changed into linear transfer or rooting transfer
N A
N A
N A
N A
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Device dateRead WriteDate
Device
Info
HART
Output
HART
Info
Message
Final assembly number
Write protect
Alarm status
Burst mode
Manufacturer
Device type
Device ID
Software version
Read Write
Read only
Read only
Read only
Read Write
Read WriteBurst command
Read only
Read only
Read only
Read only
Support English input no more than 16 charactersRead WriteDescriptor
Support English input no more than 32 characters
N A
N A
N A
Support integer input range is 0 to 15Read WritePoll address
ON or OFF
Support integer input, range is 0 to 255, acceptable
number to HART device
N A
N A
N A
N A
N ARead onlyHardware version
N ARead onlyPreamble number
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If the easured tem s witched o nother tem, the alibrator ill xit he ART ommunication ode. ART ommunication
ill e borted nd he ART con n he tatus bar ill e idden.
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Additel Corporation
2900 Saturn St #B
Brea, CA 92821, USA
Phone: 714-998-6899
Email: service@additel.com
website: www.additel.com
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