Martel-electronics MC1210 Manuel d'utilisateur

MC1210Reference Manual

101. Turn on the unit while holding down the “HOME” key.2. Hold the key down for a count of 10 seconds to restore contrast default settings.If the dis

112.3 Cursor control / Setpoint controlThe output value can be controlled by the four cursor control arrows on the keypad. Bypressing one of the arrow

123. Using Measure Modes (Lower Display)3.1 Measuring volts and frequencyElectrical parameters volts and frequency can be measured using the lower dis

3.3 Measuring Temperature3.3-1 Using ThermocouplesThe calibrator supports the followingthermocouple types: B, C, E, J, K, L, N, R, S, T,U, BP, and XK.

3. Choose 2, 3, or 4-wire connection [2W, 3W, 4W]. (4-wire allows for the most precisemeasurement)4. Select RTD type from the sensor types. 5. Attach

15To measure pressure, follow these steps:1. Connect the pressure module to the calibrator as shown in Figure 9.The calibrator can measure pressure on

164. Using Source Modes (Lower Display)The calibrator can generate calibrated signals for testing and calibrating process instruments.It can source vo

17Figure 10. Connections for Sourcing Current4.3-1 HART™ Resistor SelectionThe MC1210 can be set-up so that the 250 ohm resistor required for Hart™ c

184.4 Simulating a TransmitterTo have the calibrator supply a variable test current to a loop in place of a transmitter, followthese steps:1. Select l

194.6 Sourcing frequencyTo source a signal use these steps:1. Switch to the lower display and select frequency from the primary parameters.2. Select o

1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31.1 Cu

20Figure 13. Connections for Outputting Thermocouples4.8 Sourcing ThermocouplesTo source a thermocouple use the following steps:1. Connect the thermoc

4.9 Sourcing Ohms/RTDsTo source an RTD, follow these steps:1. Select lower display from the Main Menu, and choose [RTD] from the primaryparameters.2.

22temperature, maximum temperature, R0, and the values for each of thetemperature coefficients. The custom function uses the Calendar-Van Dusen equati

23Figure 17. Connection Using Current Loop5.2-1 HART™ Resistor SelectionThe MC1210 can be set-up so that the 250 ohm resistor required for Hart™ conf

24CautionTo avoid mechanically damaging the pressure module, never apply more than 10 ft-lb. oftorque between the pressure module fittings, or betwee

6. Using the Upper and the Lower Display for Calibration andTesting6.1 Testing an Input or Indicating DeviceTo test and calibrate actuators, recording

266.3 Calibrating a Transmitter To calibrate a transmitter both the upper and the lower displays will be used; one formeasuring and the second a sourc

27Figure 22. Calibrating a Pressure Transmitter7. Performing a Switch TestThe calibrator can stimulate a switch and capture the results in any source/

281. Use the menu to select SW TEST on the upper display.2. Connect the calibrator to the switch using the switch terminals. The polarity of the termi

7.2 Performing a pressure switch test:Figure 24. Pressure Switch Test1. Use the menu to select SW TEST on the upper display.2. Connect the calibrator

31. IntroductionThe Martel MC1210 Multifunction Process Calibrator is a handheld, battery-operatedinstrument that measures and sources electrical and

307. At the top of the display it will now read, “SW OPENED AT” and give you the pressure thatthe switch opened at.8. Press the “NEXT” option to view

318. Remote OperationThe calibrator can be remotely controlled using a PC terminal, or by a computer programrunning the calibrator in an automated sys

326. Select Ok7. To see if the port works enter *IDN?. This command will return information on the unit.8.2 Changing Between Remote and Local Operatio

Compound CommandsCommands that contain more than one command on one line. For example:LOWER_MEAS RTD; RTD_TYPE CU10Sets the calibrator to measure RTD

34Indefinite ASCII (IAD)Any ASCII characters followed by a terminator. For example:*IDN? returns MARTEL, MC1210, 250, 1.008.3-4 Calibrator StatusStatu

ESR, and setting it to 0 disables the corresponding bit. Cleared at power reset. Bitassignments for the ESR and the ESE respectively are shown below.1

36Input BufferCalibrator stores all received data in the input buffer. The buffer holds 250 characters. Thecharacters are processed on a first in, fir

Command DescriptionCPRT_COEFC Sets the custom RTD coefficient CCPRT_COEFC? Returns the custom RTD coefficient CCPRT_MIN_T Sets the custom RTD minimum

Command DescriptionTC_TYPE? Returns the thermocouple typeTEMP_UNIT Sets input/output temperature unit for RTD and TCTEMP_UNIT? Returns the temperature

Units MeaningMMH2O4C Pressure in millimeters of water at 4°CMMH2O20C Pressure in millimeters of water at 20°CFTH2O60F Pressure in feet of water at 60°

41.3 Safety information Symbols UsedThe following table lists the International Electrical Symbols. Some or all of these symbolsmay be used on the ins

*ESELoads a byte into the Event Status Enable register. The command is entered with a decimalnumber that, when converted to binary, enables the right

41*SRE?Returns a byte from the SRE. The byte is returned in decimal format. For example:If 40 is returned, bits 5 and 3 are enabled.*STBReturns the st

42CPRT_COEFA?Returns the number which was entered for the first coefficient of the polynomial used in thecustom RTD. Using the example above CPRT_COEF

43CPRT_MAX_TSets the maximum temperature of the custom RTD range. The temperature value must beentered with a degrees label, CEL for Celsius and FAR f

FREQ_TYPEWhen in frequency mode, sets the calibrator to output a continuous wave (Frequency Out), ora pulse train. To set the calibrator to continuous

L_PRES_UNIT KPAL sets the pressure unit to kiloPascalsOUTSets the output of the calibrator. This command may be used to output mA, volts, frequency,t

46RTD_TYPESets the RTD type. The following is a list of RTD types they way they should be entered afterthe command:PT385_10; PT385_50; PT385_100; PT38

47ST_STARTStarts a switch test.TC_TYPESets the type of the thermocouple. All available types are shown in the TC Types table inSection 8. (Specificati

U_PRES_UNITSets the unit for measuring pressure on the upper display. Add the unit after the command.The available pressure units and their syntax are

499. SpecificationsOne year at 23°C ± 5°C, unless specified otherwise. Outside of this range the stability of themeasurements is ± 0.003% of FS/°C.Tab

WarningTo avoid possible electric shock or personal injury:• Do not apply more than the rated voltage. See specifications for supported ranges. • Foll

50Table 12: Frequency Measurement/SourceRange Accuracy (% of reading ± floor)Read 2.0CPM - 600.0CPM 0.05% ± 0.1CPM1.0Hz - 1000.0Hz 0.05% ± 0.1Hz1.00KH

51T -250.0 -200.0 1.5 1.7-200.0 0.0 0.5 0.70.0 400.0 0.2 0.4E -250.0 -200.0 1.0 1.2-200.0 -100.0 0.3 0.5-100.0 1000.0 0.2 0.4R10.0 200.0 1.7 1.9200.0

RTD Type Range (°C) Accuracy (°C)Minimum Maximum Measure 4W/Source Measure 3W300.0 400.0 0.5 0.7400.0 630.0 0.5 0.8630.0 800.0 0.6 0.9PT385, 100

53RTD Type Range (°C) Accuracy (°C)Minimum Maximum Measure 4W/Source Measure 3WPT385, 1000 ohm -200.0 -80.0 0.2 0.2-80.0 0.0 0.2 0.20.0 100.0 0.2

5410.3 Service Center Calibration or Repair Only qualified service personnel should perform calibration, repairs, or servicing not coveredin this manu

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www.martelcorp.come-mail: [email protected]: (603) 434-1433 800-821-0023 Fax: (603) 434-1653 Martel Electronics3 Corporate Park Dr.Derry

2. Calibrator InterfaceFigure 1 shows the location of the input and output connections on the calibrator, while Table1 describes their use.Table 1: I

7Figure 2 shows the location of the keys on the calibrator. Table 2 lists the functions of eachkey.Table 2. Key FunctionsNo. Name Function1 Function K

The display of the calibrator, shown in Figure 3, is divided into three main sections: the upperdisplay, the lower display, and the menu bar. The upp

9In the input home menu the only active options are [MENU] and [LIGHT]. The [MENU] optionis used to enter the next level of the menu bar, the main men