ADCMT 7352A Operation Manual
  1. Manuals
  2. Brands
  3. ADCMT Manuals
  4. Multimeter
  5. 7352A
  6. Operation manual

ADCMT 7352A Operation Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Cover
7352A/E
Digital Multimeter
Operation Manual
FOE-8440254B00
MANUAL NUMBER
Applicable Models
7352A
7352E
First printing August 10, 2007
C
2007
ADC CORPORATION
All rights reserved.
Printed in Japan

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 7352A and is the answer not in the manual?

Questions and answers

Related Manuals for ADCMT 7352A

Summary of Contents for ADCMT 7352A

  • Page 1 Cover 7352A/E Digital Multimeter Operation Manual FOE-8440254B00 MANUAL NUMBER Applicable Models 7352A 7352E First printing August 10, 2007 2007 ADC CORPORATION All rights reserved. Printed in Japan...
  • Page 3 Certificate of Conformity This is to certify, that Digital Multimeter 7352A /7352E instrument, type, designation complies with the provisions of the EMC Directive, 2004/108/EC in accordance with EN61326 and Low Voltage Directive, 2006/95/EC in accordance with EN61010. ADC Corp. ROHDE&SCHWARZ...

  • Page 5: Table Of Contents

    TABLE OF CONTENTS 7352 Series Digital Multimeter Operation Manual TABLE OF CONTENTS INTRODUCTION ..................Contents of this Manual ..................Product Overview ....................PRECAUTIONS ..................If a Fault Occurs ....................Removing the Case ................... Power Fuse ......................Electromagnetic Interference ................Note When Turning on the Power ..............SETUP ......................
  • Page 6 7352 Series Digital Multimeter Operation Manual Table of Contents 4.2.1.3 Ach Resistance Measurement (2W-Ach and LP-2W-Ach) ....4-10 4.2.1.4 Ach DC Current Measurement (DCI-Ach) ..........4-12 4.2.1.5 Ach AC Current Measurement (ACI-Ach and ACI(AC+DC)-Ach) ..4-13 4.2.1.6 Ach Continuity Measurement ..............4-14 4.2.1.7 Ach Diode Measurement ................
  • Page 7 USB Specifications ..................6.4.3 Setting Up the USB Port ................6.4.3.1 Connecting to a Personal Computer ............6.4.3.2 USBid Setting ..................... External Trigger Terminal (TRIGGER IN) (7352A) ........6-10 Command Reference ..................6-11 6.6.1 Selecting the Command Language ............. 6-11 6.6.1.1...
  • Page 8 8-17 8.8.3 Address and Phone Number ............... 8-17 System Recovery Procedure ................8-18 8.10 Self-Test ......................8-22 8.10.1 Self-Test ..................... 8-22 8.10.2 Display and Key Tests ................8-23 8.11 Error Message List .................... 8-24 7352A DIMENSIONAL OUTLINE DRAWING ..........EXT-1...
  • Page 9 7352 Series Digital Multimeter Operation Manual Table of Contents 7352E DIMENSIONAL OUTLINE DRAWING ..........EXT-2 ALPHABETICAL INDEX ..................
  • Page 11 Set Power Supply Voltage Indication ................Connecting the Power Cable ..................... 3-11 Front Panel Description ....................Display Section Description ..................... Rear Panel (7352A) ......................Rear Panel Description (7352E) ..................DC Voltage Measurement (DCV-Ach) ................AC Voltage Measurement (ACV-Ach and ACV(AC+DC)-Ach) ........4-10 Resistance Measurement (2W-Ach and LP-2W-Ach) ..........
  • Page 13 4-23 4-17 Measurement Speed during the HOLD ON (Trigger source: BUS) GPIB (7352A)/USB 4-24 4-18 Measurement Speed during the HOLD ON (Trigger source: BUS) RS-232 (7352A) ..4-25 4-19 Sampling Rate and Display Digits ..................4-26 Menu Operation Key and Function ..................
  • Page 14 7352 Series Digital Multimeter Operation Manual List of Tables Title Page Calibration Standards ......................Calibration Point ....................... Parts with Limited Life ..................... 8-12 Before Asking for Repair ....................8-16 Initial Values of Setting Parameters ................. 8-19 Self-Test Items ........................8-22...

  • Page 15: Introduction

    7352 Series Digital Multimeter Operation Manual 1. INTRODUCTION INTRODUCTION This chapter describes the contents of this manual and the product overview of the 7352 Series Digital Mul- timeter. Contents of this Manual This manual can be used by novices or experienced users of this instrument. This manual can be read from Chapter 1 to learn more about this instrument or it can be used as a reference.

  • Page 16: Product Overview

    7352 Series Digital Multimeter Operation Manual 1.2 Product Overview Product Overview This digital multimeter includes an integration type AD converter. This digital multimeter is ideal for use as a stand-alone product or in a system. The main features of this instrument are as follows: •...

  • Page 17: Precautions

    7352 Series Digital Multimeter Operation Manual 2. PRECAUTIONS PRECAUTIONS This chapter describes precautions when using this instrument. Read this chapter before using this instru- ment. CAUTION: Using this instrument while it is stood on end or stacked with other products is unstable and danger- ous.

  • Page 18: Electromagnetic Interference

    7352 Series Digital Multimeter Operation Manual 2.4 Electromagnetic Interference Electromagnetic Interference This instrument may cause electromagnetic interference and affect television and radio. If this instrument’s power is turned off and any electromagnetic interference that may be present is reduced, then this instrument has caused the interference.

  • Page 19: Setup

    7352 Series Digital Multimeter Operation Manual 3. SETUP SETUP This chapter describes how to set up this instrument on delivery. The following topics are covered in this chapter. 3.1 Inspection on Delivery 3.2 Installation Environment 3.3 Accessories 3.4 Power Requirements Inspection on Delivery After receiving the product, inspect the outside and the accessories according to the following procedure.

  • Page 20: Standard Accessories

    7352 Series Digital Multimeter Operation Manual 3.1 Inspection on Delivery Table 3-1 Standard Accessories Name Model Quantity Remarks Power cable A01402 Input cable (Red, Black) CC010001 Each 1 Power Fuse (For 100V/120V) DFT-AAR315A-1 Power Fuse (For 220V/240V) DFT-AAR25A-1 Overcurrent protection fuse DFS-AN2A-1 Operation manual E7352A/E...

  • Page 21: Installation Environment

    7352 Series Digital Multimeter Operation Manual 3.2 Installation Environment Installation Environment This section describes the environment into which this instrument should be installed. 3.2.1 Operating Environment Install this instrument in an environment in which the following conditions are satisfied. • Ambient temperature: 0C to +50C (operating temperature) -25C to +70C (storage temperature) •...

  • Page 22: Protecting Against Electrostatic Discharge

    7352 Series Digital Multimeter Operation Manual 3.2.2 Protecting Against Electrostatic Discharge 3.2.2 Protecting Against Electrostatic Discharge To prevent semiconductors from being damaged by electrostatic discharge (ESD), the precautions shown below should be taken. We recommend combining two or more countermeasures to prevent damage from ESD.

  • Page 23: Accessories

    7352 Series Digital Multimeter Operation Manual 3.3 Accessories Accessories Accessories for this instrument are shown in Table 3-3. This section describes accessories necessary to use this instrument. Table 3-3 Accessories Name Model Remarks CC010001 Standard accessory Input cable A01001 Shielded cable 33 VAC and 70 VDC or less Alligator clip adapter CC015001...
  • Page 24 7352 Series Digital Multimeter Operation Manual 3.3.1 Input Cable Barrier Probe Protect tip Alligator clip adapter To reduce the effects of short-term stability in high resistance (in the order of M) or high sensitivity (in the order of V) measurements, use the optional input cable A01001 in which the HI side is shielded.
  • Page 25 7352 Series Digital Multimeter Operation Manual 3.3.2 Caution when Connecting Peripherals 3.3.2 Caution when Connecting Peripherals When making up a system, which consists of two or more devices, be careful of the following: Before connecting this instrument to a controller and peripherals, check that each device operates cor- rectly according to each manual.

  • Page 26: Power Requirements

    7352 Series Digital Multimeter Operation Manual 3.4 Power Requirements Power Requirements This section describes power requirements and how to connect the power cable. 3.4.1 Checking the Power Supply Voltage Check that the power supply voltage setting on the rear panel of this instrument is the same as the AC power supply voltage to be used.

  • Page 27: Changing The Power Supply Voltage

    7352 Series Digital Multimeter Operation Manual 3.4.2 Changing the Power Supply Voltage 3.4.2 Changing the Power Supply Voltage Remove the fuse holder assembly from the rear panel. Push both side of the fuse holder assembly by using flathead screwdrivers ( and then pull it out ( Remove the power supply voltage selector from the fuse holder assembly.
  • Page 28 7352 Series Digital Multimeter Operation Manual 3.4.2 Changing the Power Supply Voltage Replace the fuse holder assembly into the rear panel. Check that the correct power supply voltage is indicated in the window. 3-10...

  • Page 29: Connecting The Power Cable

    7352 Series Digital Multimeter Operation Manual 3.4.3 Connecting the Power Cable 3.4.3 Connecting the Power Cable This instrument includes a three-core power cable with a grounding conductor. To prevent accidents caused by electric shocks, only use the included power cable and securely connect to the ground through a three-pin power outlet.

  • Page 31: Quick Start

    7352 Series Digital Multimeter Operation Manual 4. QUICK START QUICK START The high speed measurement and high accuracy measurement can be performed in this digital multimeter. To make the performing operations easier, this instrument includes the following functions on the front panel. Setting the measurement function Setting the measurement range Sampling conditions...

  • Page 32: Display Section

    7352 Series Digital Multimeter Operation Manual 4.1.1 Front Panel Description 4.1.1.1 Display Section Sampling rate setting GPIB address (My Address) Fast M: Medium Remote control Slow Calibration mode Sampling indicator Numerical value display section 2nd display section 1st display section Sampling hold Unit display section Calculation settings...

  • Page 33: Measurement Range Selection Keys

    7352 Series Digital Multimeter Operation Manual 4.1.1 Front Panel Description Continuity(SHIFT + ACV) Selects the Ach continuity measurement. Diode(SHIFT + ) Selects the Ach diode measurement. 10. DCI-Bch(SHIFT + DCI) Selects the Bch DC current measurement (DCI). 11. ACI/AC+DC-Bch(SHIFT + ACI) Selects the Bch AC current measurement (ACI). AC coupling and AC+DC coupling are alternately switched by pressing SHIFT and ACI while ACI-Bch is selected.

  • Page 34: Shift/Exit/Local Key

    7352 Series Digital Multimeter Operation Manual 4.1.1 Front Panel Description 4.1.1.8 SHIFT/EXIT/LOCAL Key SHIFT Sets or cancels the SHIFT mode. EXIT(For MENU operation) Exits from MENU and returns to the measurement state display. (Settings in the process of being changed are not saved.) LOCAL(For remote operation) Changes to the LOCAL operation when the instrument is in the remote state.

  • Page 35: Cat Ii (Marking)

    7352 Series Digital Multimeter Operation Manual 4.1.1 Front Panel Description 4.1.1.12 CAT II (Marking) This display shows that the safety of this instrument satisfies the measurement category II which is com- pliant with IEC 61010-1 Ed.2. Measurement category II is for measurements performed on circuits direc- tory connected to the low voltage equipment.

  • Page 36: 4.1.2 Rear Panel Description

    7352 Series Digital Multimeter Operation Manual 4.1.2 Rear Panel Description 4.1.2 Rear Panel Description Figure 4-3 Rear Panel (7352A) Power connector Connector for the AC power supply The included power cable is connected here. Fuse holder assembly The power supply voltage can be selected from 100 V, 120 V, 220 V, and 240 V.

  • Page 37: Rear Panel Description (7352E)

    7352 Series Digital Multimeter Operation Manual 4.1.2 Rear Panel Description Figure 4-4 Rear Panel Description (7352E)

  • Page 38: Basic Operation

    7352 Series Digital Multimeter Operation Manual 4.2 Basic Operation Basic Operation When power is supplied (the power switch is turned on), this instrument automatically executes a self-test and then measurement can be performed. For more information on the details of the self-test, refer to Chapter 8, “MAINTENANCE.” When the self-test is complete without any abnormality, this instrument enters into the measurement state.

  • Page 39: Ach Ac Voltage Measurement (Acv-Ach And Acv(Ac+Dc)-Ach)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions 1000 Vpeak 500 V or less Figure 4-5 DC Voltage Measurement (DCV-Ach) Table 4-2 Measurement Range and Input Impedance (DCV-Ach) Measurement range Input impedance 200 mV, 2000 mV 1 G or more 10 M...

  • Page 40: Ach Resistance Measurement (2W-Ach And Lp-2W-Ach)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions Table 4-3 Maximum Allowable Applied Voltage (ACV-Ach, ACV(AC+DC)-Ach) Input terminal Maximum allowable applied voltage Between VHz and COM A terminals 1000 Vpeak, 700 Vrms, 2.2  10 Between COM A terminal and the chassis 500 V Between COM A and COM B terminals 200 V...

  • Page 41: Resistance Measurement (2W-Ach And Lp-2W-Ach)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions Table 4-4 Maximum Allowable Applied Voltage (2W-Ach, LP-2W-Ach) Input terminal Maximum allowable applied voltage Between VHz and COM A terminals 1000 Vpeak Between COM A terminal and the chassis 500 V Between COM A and COM B terminals 200 V Figure 4-7 Resistance Measurement (2W-Ach and LP-2W-Ach)

  • Page 42: Ach Dc Current Measurement (Dci-Ach)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions 4.2.1.4 Ach DC Current Measurement (DCI-Ach) Connect a DUT to the Ach mA and COM A terminals on the front panel. Press Table 4-5 Maximum Allowable Applied Current and Protection Function (DCI-Ach) Maximum allowable Input terminal Protection function...

  • Page 43: Ach Ac Current Measurement (Aci-Ach And Aci(Ac+Dc)-Ach)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions 4.2.1.5 Ach AC Current Measurement (ACI-Ach and ACI(AC+DC)-Ach) For an AC current superimposed on a DC current, select the ACI-Ach function that measures an effective value of the AC current only, or the ACI(AC+DC)-Ach function that measures a root-mean-square value of the AC and DC currents.

  • Page 44: Ach Continuity Measurement

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions Measurement method TrueRMS Input range 5% or more of a full scale Crest factor 3 (However, this value is limited by the current protection fuse rating.) Filter response time Approx. 1 sec (Time until the measurement value reaches to within 0.1% of the final value) 4.2.1.6 Ach Continuity Measurement...

  • Page 45: Ach Diode Measurement

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions 4.2.1.7 Ach Diode Measurement Connect a DUT to the Ach V and COM terminals on the front panel. /LP- Press SHIFT The diode indicator ( ) is activated. A current of approximately 1 mA is applied from the COM terminal to the V terminal, and the voltage between both terminals is measured.

  • Page 46: Ach Frequency Measurement (Freq-Ach)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions 4.2.1.8 Ach Frequency Measurement (FREQ-Ach) Connect a DUT to the Ach V and COM terminals on the front panel. Press SHIFT TEMP The frequency in the ACV-Ach measurement function is displayed. The DC component of the input signal is cut by the AC coupling and the frequency is measured at the zero-cross point.

  • Page 47: Frequency Measurement (Freq-Ach)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions 1000 Vpeak AC700 Vrms 2.2  10 500 V or less Figure 4-12 Frequency Measurement (FREQ-Ach) 4-17...

  • Page 48: Bch Dc Voltage Measurement (Dcv-Bch)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions 4.2.1.9 Bch DC Voltage Measurement (DCV-Bch) Connect a DUT to the Bch COM and V terminals on the front panel. Press SHIFT The Bch and DC indicators are activated. WARNING: Do not apply voltage that exceeds the maximum allowable applied voltage. Fire or electrical shock due to the failure of this instrument may occur.

  • Page 49: Bch Dc Current Measurement (Dci-Bch)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions 4.2.1.10 Bch DC Current Measurement (DCI-Bch) Connect a DUT to the Bch A and COM terminals on the front panel. Press SHIFT The Bch and DC indicators are activated. Table 4-12 Maximum Allowable Applied Current and Protection Function (DCI-Bch) Maximum allowable Input terminal Protection function...

  • Page 50: Bch Ac Current Measurement (Aci-Bch And Aci(Ac+Dc)-Bch)

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions 4.2.1.11 Bch AC Current Measurement (ACI-Bch and ACI(AC+DC)-Bch) For an AC current superimposed on a DC current, select the ACI-Bch function that measures an effective value of the AC current only, or the ACI(AC+DC)-Bch function that measures a root-mean-square value of the AC and DC currents.

  • Page 51: Temperature Measurement

    7352 Series Digital Multimeter Operation Manual 4.2.1 Measurement Functions Measurement method TrueRMS Input range 5% or more of a full scale Crest factor 3 (However, this value is limited by the current protection fuse rating.) Filter response time Approx. 1 sec (Time until the measurement value reaches to within 0.1% of the final value) Restrictions on the auto-range The 10 A range is a fixed range.

  • Page 52: Setting The Measurement Range

    7352 Series Digital Multimeter Operation Manual 4.2.2 Setting the Measurement Range 4.2.2 Setting the Measurement Range Increases the measurement range by one level and fixes the range. DOWN Decreases the measurement range by one level and fixes the range. AUTO Switches the measurement range between auto-range and fixed range.

  • Page 53: Measurement Speed During The Hold On (Trigger Source: Ext) (7352A)

    7352 Series Digital Multimeter Operation Manual 4.2.3 Changing the Measurement Speed and Display Digit Table 4-16 Measurement Speed during the HOLD ON (Trigger source: EXT) (7352A) • Single measurement • Dual synchronous measurement Measurement only for the left display Measurement when the Ach function is set for the left display...

  • Page 54: Measurement Speed During The Hold On (Trigger Source: Bus) Gpib (7352A)/Usb

    7352 Series Digital Multimeter Operation Manual 4.2.3 Changing the Measurement Speed and Display Digit Table 4-17 Measurement Speed during the HOLD ON (Trigger source: BUS) GPIB (7352A)/USB • Single measurement • Dual synchronous measurement Measurement only for the left display...

  • Page 55: Measurement Speed During The Hold On (Trigger Source: Bus) Rs-232 (7352A)

    7352 Series Digital Multimeter Operation Manual 4.2.3 Changing the Measurement Speed and Display Digit Table 4-18 Measurement Speed during the HOLD ON (Trigger source: BUS) RS-232 (7352A) • Single measurement • Dual synchronous measurement Measurement only for the left display...

  • Page 56: How To Use Dual Display

    Starts the measurement when the sampling mode is set to HOLD. 4.2.4 How to Use Dual Display The 7352A/E is capable to display two measurement or calculation results at the same time. Two measurement points can be simultaneously measured and displayed by combining the Ach, Bch, and temperature measurement functions.

  • Page 57: How To Use Dual Display By Remote Operation

    7352 Series Digital Multimeter Operation Manual 4.2.4 How to Use Dual Display Example: In cases where the Bch DC voltage (DCV-Bch) is displayed on the left display and the Ach AC voltage (AC coupling) (ACV-Ach) is displayed on the right display Key operation: Press SHIFT...

  • Page 59: Menu Operation And Function Description

    7352 Series Digital Multimeter Operation Manual 5. MENU OPERATION AND FUNCTION DESCRIPTION MENU OPERATION AND FUNCTION DESCRIPTION Menu The functions and conditions in this instrument are set by using layered menus. 5.1.1 How to Navigate the Menus Menus have a three-layer structure. (Some menus have a four-layer structure.) First layer Category layer Selects the menu category.
  • Page 60 7352 Series Digital Multimeter Operation Manual 5.1.1 How to Navigate the Menus Press The Selection layer is displayed. Select the parameters by using Press The Entry/Execution layer is displayed. Set the parameters by using , and the key. TRIG Pressing ENTER determines the entered parameter settings and moves to the Selection layer.

  • Page 61: Menu Operation Key And Function

    7352 Series Digital Multimeter Operation Manual 5.1.1 How to Navigate the Menus Table 5-1 Menu Operation Key and Function Entry/Execution layer Numerical value parameter Category layer Selection layer Selectable parameter/ Target items: Parameter: execution item Numerical value/ Dark display, No blinking decimal point/unit Moves to the Cate- Moves to the Selection...

  • Page 62: Menu List

    Trigger delay TRIG 0 s to 3600 s N.SMPL Sampling count 1 to 16000 SOURCE *2 Trigger source selection IMMED/MANUAL/EXT(7352A)/BUS T.COUNT Trigger count 1 to 50000 T.D.EACH Each trigger delay for the right and left displays OFF/ON COMP Comparative calculation...
  • Page 63 7352 Series Digital Multimeter Operation Manual 5.1.2 Menu List Each setting Category layer Selection layer Entry/Execution layer for right and left HIGH HIGH constant (COMP) CONST -999999.E+6 to +999999.E+6 LOW constant (COMP) -999999.E+6 to +999999.E+6 NULL NULL constant (For only NULL ON) -999999.E+6 to +999999.E+6 VAL A Constant A (SCL)
  • Page 64 7352 Series Digital Multimeter Operation Manual 5.1.2 Menu List Each setting Category layer Selection layer Entry/Execution layer for right and left Interface selection (This selection differs depending on the model.) GPIB/USB/RS232 GP.ADR GPIB address (Only when GPIB is selected for the interface) 0 to 30 USB ID USB ID (Only when USB is selected for the interface)
  • Page 65 7352 Series Digital Multimeter Operation Manual 5.1.2 Menu List Each setting Category layer Selection layer Entry/Execution layer for right and left BEEP Buzzer setting SYSTEM OFF/ON TEST Self-Test P/KEY Display and key tests F.INHIB Disable function Each function can be set to ENA (Enabling) or DIS (Disabling). P.LOCK Panel lock OFF/ON...

  • Page 66: Measurement Functions

    7352 Series Digital Multimeter Operation Manual 5.2 Measurement Functions Measurement Functions For more information on the measurement function description, refer to Chapter 4. This chapter describes the parameters set in MENU that is used in the measurement function. 5.2.1 Continuity Measurement Setting the continuity threshold constant The continuity threshold constant can be selected in the range between 1 ...

  • Page 67: Measurement Range And Auto-Range

    7352 Series Digital Multimeter Operation Manual 5.3 Measurement Range and Auto-Range Measurement Range and Auto-Range 5.3.1 Measurement Function and Range Structure Table 5-2 shows the range structure corresponding to the measurement function. Table 5-2 Measurement Function and Range Structure ACV-Ach ACI-Ach DCV-Ach 2W-Ach LP-2W-Ach...

  • Page 68: Auto-Range

    7352 Series Digital Multimeter Operation Manual 5.3.2 Auto-range 5.3.2 Auto-range When Auto-range is set to ON, the measurement range of this instrument is automatically set to the opti- mum range depending on the input voltage. The judgment value used when the range is changed Range DOWN When the displayed value is less than 10% of the displayed range (less than 200 V if the DCV 1000 V range and 700 V range are both selected)

  • Page 69: Auto-Zero Operation

    7352 Series Digital Multimeter Operation Manual 5.4 Auto-Zero Operation Auto-Zero Operation Auto-zero function eliminates the offset error in the measurement system of this instrument. If Auto-zero is set to ON, the internal offset is measured and the offset error is eliminated because the offset is subtracted from the input measurement value.

  • Page 70: Display Mode Setting

    7352 Series Digital Multimeter Operation Manual 5.5 Display Mode Setting Display Mode Setting Setting the display mode Select either ON or OFF in ‘M.DISP’ in MEAS category in MENU Press to apply the setting. ENTER A time of approximately 1 ms is required for the output to be displayed. (The time may vary depending on conditions.) Select OFF if sampling at high speed.

  • Page 71: Sampling Operation

    7352 Series Digital Multimeter Operation Manual 5.7 Sampling Operation Sampling Operation This instrument performs the following three types of sampling operation depending on the setting. • Single measurement Measurement is performed when only the left measurement display is used. • Dual sequential measurement Measurement is performed when functions of the same channel, Ach or Bch, are set for the right and left measurement displays.

  • Page 72: Sampling Operations Combining With Function Settings

    7352 Series Digital Multimeter Operation Manual 5.7.1 Single Measurement Table 5-4 Sampling Operations Combining with Function Settings Right side display  Continuity Diode FREQ TEMP ACV(AC+DC) LP- ACI(AC+DC) ACI(AC+DC) ACV(AC+DC) LP- Single Sequential measurement Synchronous measurement measure- (Two functions are alternately measured by switching them.) ment ACI(AC+DC) Continuity...

  • Page 73: Single Measurement Sequence

    7352 Series Digital Multimeter Operation Manual 5.7.2 Dual Sequential Measurement Trigger Td (Trigger delay time) Td (Trigger delay time) Measurement Measurement Measurement Calculation Calculation 1 Calculation 2 Data output Data 1 Data 2 (a) HOLD on / Trigger Measurement Measurement Measurement Measurement Measurement...

  • Page 74: Dual Sequential Measurement Sequence

    7352 Series Digital Multimeter Operation Manual 5.7.3 Dual Synchronous Measurement Trigger Td (Trigger delay time) Td (Trigger delay time) Measurement for the Left measure- Left measure- left side display ment 1 ment 2 Changing the function Change 1 Change 1 Change 2 Change 2 and range...

  • Page 75: Dual Synchronous Measurement Sequence

    7352 Series Digital Multimeter Operation Manual 5.7.4 Sampling Count Setting Operation Display section The left display shows the state of the DCV-Ach function. DCV-Ach measured value DCV-Ach Press measured value SHIFT Press SHIFT DCV-Ach DCI-Bch Press . The set function is displayed on the right measured value measured value side display section.

  • Page 76: 5.8 Trigger Function

    Device action for the right side display (Measurement/ Calculation/Output) *1: This process is PASS (Always “Yes”) for IMMediate. *2: This process is PASS (Always “Yes”) for LOCAL. *3: TRIGger:SOURce:EXTernal can be used for the 7352A only. Figure 5-5 Trigger Model 5-18...

  • Page 77: 5.8.1 Trigger System Operation

    7352 Series Digital Multimeter Operation Manual 5.8.1 Trigger System Operation 5.8.1 Trigger System Operation IDLE state The trigger system is in the IDLE state before the trigger sequence starts, after the trigger sequence is terminated, and while the processes of this system are not performed such as a reset state. INITiate state The INITiate state means that the trigger system operation starts.

  • Page 78: Trigger Source Selection

    Detects an event when the trigger signal is input from the external trigger con- nector.(7352A) Detects an event when the *TRG command or the GET command for GPIB is received from the enabled remote interface bus.

  • Page 79: Trigger Delay (Td)

    7352 Series Digital Multimeter Operation Manual 5.8.3 Trigger Delay (Td) 5.8.3 Trigger Delay (Td) Time from a trigger input to sampling start can be delayed by setting the trigger delay. Because timing with other devices can be adjusted by using this function, the measurement can be started after the input becomes stable.

  • Page 80: Trigger Delay Operation

    7352 Series Digital Multimeter Operation Manual 5.8.4 Trigger Count Setting NOTE: If a trigger delay time difference between the right and left measurements is set within 1.3 msec (for example, the same trigger delay time is set for the right and left measurements), up to 1.3 msec delay occurs between both measurement starts regardless of the set time.

  • Page 81: Calculation Functions

    7352 Series Digital Multimeter Operation Manual 5.9 Calculation Functions Calculation Functions This instrument supports the following nine calculation functions. Item Function NULL calculation Subtracts a fixed value from a measurement value. Smoothing calculation Calculates the moving average. Scaling calculation )  C. Calculates ( dB calculation Calculates 20 log...

  • Page 82: Calculation System Diagram

    7352 Series Digital Multimeter Operation Manual 5.9 Calculation Functions Measurement data on the NULL Smoothing Scaling Comparator Calculation result left side display Maximum value Minimum value Average value Data Statistics Maximum value Minimum value memory Left side display Average value Standard deviation Dispersion Calculation...

  • Page 83: Null Calculation

    7352 Series Digital Multimeter Operation Manual 5.9.1 NULL Calculation 5.9.1 NULL Calculation Function The NULL calculation subtracts the NULL constant from the measurement value and outputs the re- sult. Measurement data output = Measured value - NULL constant Pressing performs the calculation and the NULL indicator in the display section turns on. NULL NULL is pressed again while the NULL calculation is performed, the calculation is canceled...

  • Page 84: Smoothing Calculation

    7352 Series Digital Multimeter Operation Manual 5.9.2 Smoothing Calculation Canceling the NULL calculation The NULL calculation is canceled when any of the following conditions occur. • The NULL key is pressed while the NULL calculation is performed. • The *RST command is executed. 5.9.2 Smoothing Calculation Function...
  • Page 85 7352 Series Digital Multimeter Operation Manual 5.9.2 Smoothing Calculation When the smoothing count, N, is set to 3, the operation is as follows: Smoothing start Measured value Measured value output (D3+D4)/2 (D3+D4+D5)/3 (D4+D5+D6)/3 (D5+D6+D7)/3 The SM The SM indicator indicator blinks. turns on continuously.

  • Page 86: Scaling Calculation

    7352 Series Digital Multimeter Operation Manual 5.9.3 Scaling Calculation 5.9.3 Scaling Calculation Function The scaling calculation equation is shown below. Measured value M - Constant B  Constant C Display = Constant A When SCL is selected from the MATH item in MENU , the SCL indicator in the display section turns on and the scaling calculation is performed.
  • Page 87 7352 Series Digital Multimeter Operation Manual 5.9.3 Scaling Calculation In the constant setting mode, the following items, which blink, can be selected by using • From the most significant digit to the least significant digit in the numeric value • Unit prefix •...

  • Page 88: Db And Dbm Calculations

    7352 Series Digital Multimeter Operation Manual 5.9.4 dB and dBm Calculations 5.9.4 dB and dBm Calculations Function The dB calculation, in which the decibel conversion is accomplished, can be performed only for the voltage and current measurements. The dBm calculation, which is useful to calculate the power gain per 1 V, can be performed only for the voltage measurement.
  • Page 89 7352 Series Digital Multimeter Operation Manual 5.9.4 dB and dBm Calculations • Unit prefix • Decimal point Change the numeric value and unit prefix by using The unit prefix is switched according to the following order. n    m  No unit prefix  k  M Press the TRIG key in this mode if setting the measured value as Constant D.

  • Page 90: Comparator Calculation

    7352 Series Digital Multimeter Operation Manual 5.9.5 Comparator Calculation 5.9.5 Comparator Calculation Function The comparator calculation equation is shown below. HI = (Measured value > HI setting value) LO = (Measured value < LOW setting value) GO = (LOW setting value  Measured value  HI setting value) (Processing the special data) •...
  • Page 91 7352 Series Digital Multimeter Operation Manual 5.9.5 Comparator Calculation • Unit prefix • Decimal point Change the numeric value and unit prefix by using at the blinking position. The unit prefix is switched according to the following order. n    m  No unit prefix  k  M Press the key in this mode if setting the measurement value as the High TRIG...

  • Page 92: Pass Condition Setting And Pass/Fail Judgment

    7352 Series Digital Multimeter Operation Manual 5.9.5 Comparator Calculation Table 5-6 PASS Condition Setting and PASS/FAIL Judgment PASS PASS FAIL FAIL PASS FAIL PASS FAIL Judgment result PASS FAIL PASS FAIL FAIL PASS PASS FAIL PASS FAIL FAIL PASS PASS PASS FAIL FAIL...

  • Page 93: Max/Min Calculation

    7352 Series Digital Multimeter Operation Manual 5.9.6 MAX/MIN Calculation 5.9.6 MAX/MIN Calculation Function This function calculates the maximum, minimum, and average values while the MAX/MIN calculation is performed. The following calculations are performed at the same time in the MAX/MIN cal- culation.
  • Page 94 7352 Series Digital Multimeter Operation Manual 5.9.6 MAX/MIN Calculation How to call the MAX/MIN calculation result Select RESULT in MENU to see the calculation results display. MENU CALC RESULT SAMPLE (Number of samples) (Maximum value) (Minimum value) (Average value) Select an item to be displayed by pressing The measurement count, maximum value, minimum value, and average value are displayed in this order.

  • Page 95: Statistical Calculation

    7352 Series Digital Multimeter Operation Manual 5.9.7 Statistical Calculation 5.9.7 Statistical Calculation Function This function calculates the maximum value, minimum value, average value, standard deviation, and dispersion of the measured data that is stored in the mea- surement memory. For a statistical calculation, the following calculations are performed at the same time: •...

  • Page 96: 5.9.8 Calculation Between 2 Measurements

    7352 Series Digital Multimeter Operation Manual 5.9.8 Calculation between 2 Measurements 5.9.8 Calculation between 2 Measurements Function The calculation equation between 2 measurements is shown below: For addition: [Measurement for the left side display] + [Measurement for the right side display] [Measurement for the left side display] ...

  • Page 97: 5.10 Saving And Loading The Measurement Condition Settings

    7352 Series Digital Multimeter Operation Manual 5.10 Saving and Loading the Measurement Condition Settings 5.10 Saving and Loading the Measurement Condition Settings In this instrument, four files of measurement condition setting parameters can be saved in nonvolatile mem- ory USER0 to USER3. For information on setting parameters, refer to Section 8.9, “System Recovery Procedure”...

  • Page 98: 5.11 Storing And Recalling Measurement Data

    7352 Series Digital Multimeter Operation Manual 5.11 Storing and Recalling Measurement Data 5.11 Storing and Recalling Measurement Data This instrument includes measurement data memory, in which 20,000 measurement results can be stored. For the dual display, 10,000 measurement results can be stored for the right and left side displays respectively. 5.11.1 Memory Store Select ON or OFF from ‘STORE’...

  • Page 99: 5.12 System Settings

    7352 Series Digital Multimeter Operation Manual 5.12 System Settings 5.12 System Settings 5.12.1 Buzzer Setting Select ON or OFF from ‘BEEP’ in the SYSTEM category of MENU The buzzer sounds. The buzzer does not sound. The buzzer does not sound regardless of the result of comparator calculation. Press to apply the setting.

  • Page 100: Relationship According To Disabling Function

    7352 Series Digital Multimeter Operation Manual 5.12.2 Disabling Functions Table 5-7 Relationship according to Disabling Function Function that depends on the set function Set function Continuity- Diode-Ach ACI-Ach FREQ-Ach (AC+DC)-Ach (AC+DC)-Ach DCV-Ach ACV-Ach DCI-Ach ACI-Ach 2W-Ach/ LP-2W-Ach FREQ-Ach Function that depends on the set function Set function TEMP...

  • Page 101: Front Panel Disabling Function

    7352 Series Digital Multimeter Operation Manual 5.12.3 Front Panel Disabling Function 5.12.3 Front Panel Disabling Function This function disables all panel keys on the front panel in this instrument. The following shows how to set the front panel disabling function. Password setting The password is required to enable or disable the front panel keys.
  • Page 102 7352 Series Digital Multimeter Operation Manual 5.12.3 Front Panel Disabling Function Panel lock setting Set the panel lock according to the following procedure. Operation Display section MENU SYSTEM Press and select by using MENU SYSTEM SYSTEM BEEP Press SYSTEM P.LOCK Select ‘P.LOCK’...

  • Page 103: Error Queue

    7352 Series Digital Multimeter Operation Manual 5.12.4 Error Queue Canceling the panel lock Cancel the panel lock according to the following procedure. Operation Display section If pressing any key while the panel lock is set, the entry layer of PWDlck P.LOCK is set.

  • Page 105: How To Use The Interface

    7352 Series Digital Multimeter Operation Manual 6. HOW TO USE THE INTERFACE HOW TO USE THE INTERFACE The 7352A and 7352E include the following standard interfaces according to the model. 7352A USB, GPIB, and RS-232 interfaces 7352E USB interface However, both interfaces cannot be used at the same time. Select either one.

  • Page 106: Gpib (7352A)

    7352 Series Digital Multimeter Operation Manual 6.2 GPIB (7352A) GPIB (7352A) 6.2.1 Overview The automatic measurement system can be set up easily by using GPIB (General Purpose Interface Bus) because measurement functions and parameters can be set and measurement data can be read by using the external control.

  • Page 107: Precautions In Use Of Gpib

    7352 Series Digital Multimeter Operation Manual 6.2.2 Precautions in Use of GPIB 6.2.2 Precautions in Use of GPIB Do not use too long a bus cable to connect any instrument or controller. Ensure that the total cable length does not exceed 20 m. ADC CORPORATION uses the following cables as the standard bus cable.

  • Page 108: 6.2.3 Gpib Setting

    7352 Series Digital Multimeter Operation Manual 6.2.3 GPIB Setting 6.2.3 GPIB Setting The following setting menu can be used when the GPIB is selected as the interface. Address setting Enter any address from 0 to 30 in ‘GP.ADR’ of MENU Press ENTER to apply the setting.

  • Page 109: Eia-232] (7352A)

    7352 Series Digital Multimeter Operation Manual 6.3 RS-232[EIA-232] (7352A) RS-232[EIA-232] (7352A) 6.3.1 Overview By using the RS-232 interface, setting measurement functions and parameters of this instrument and read- ing the measured data can be remotely controlled, and the automatic measurement system can be easily built up.

  • Page 110: Setting

    7352 Series Digital Multimeter Operation Manual 6.3.2 RS-232 Setting 6.3.2 RS-232 Setting Header of output data Select the following from ‘HEADR’ of MENU ON/OFF Press ENTER to apply the setting. Talk-Only setting Select the following from ‘T.ONLY’ of MENU Talk-Only OFF: Addressable Press...
  • Page 111 7352 Series Digital Multimeter Operation Manual 6.3.2 RS-232 Setting Press ENTER to apply the setting. Number of stop bits Select the following from ‘STOP’ of MENU 1 BIT/2 BIT Press to apply the setting. ENTER Echo Select the following from ‘ECHO’ of MENU ON/OFF Press...

  • Page 112: Output Data Format

    7352 Series Digital Multimeter Operation Manual 6.3.3 RS-232 Output Data Format 6.3.3 RS-232 Output Data Format Part of the output data format differs between RS-232 and GPIB. Data output from RS-232 is as follows: 1. Echo 2. Prompt 3. Measured data 4.

  • Page 113: Usb

    7352 Series Digital Multimeter Operation Manual 6.4 USB 6.4.1 Overview A USB (Universal Serial Bus), which is compliant with the USB2.0 standard, is included in this instrument as standard. By connecting multiple instruments to the USB ports on a personal computer, the functions of the instru- ments can be set, measurement data can be read from the personal computer, and the automatic measure- ment system can be set up easily.

  • Page 114: External Trigger Terminal (Trigger In) (7352A)

    7352 Series Digital Multimeter Operation Manual 6.5 External Trigger Terminal (TRIGGER IN) (7352A) External Trigger Terminal (TRIGGER IN) (7352A) This instrument can be triggered by inputting a negative logic pulse from the external trigger terminal (TRIG- GER IN) on the rear panel.

  • Page 115: Command Reference

    7352 Series Digital Multimeter Operation Manual 6.6 Command Reference Command Reference This section describes the command reference of this instrument. 6.6.1 Selecting the Command Language This instrument can be operated remotely by using the following commands. The command selection procedure is shown below. Select the category from the mode and press...

  • Page 116: Compatibility

    7352 Series Digital Multimeter Operation Manual 6.6.1 Selecting the Command Language 6.6.1.1 Compatibility If R6452 is selected as the command language, this instrument executes the R6452 command. CAUTION: In the compatibility mode, operations such as measurement timing may be different. Commands, which are related to non-existent functions in this instrument such as the memory card control, cannot be used.

  • Page 117: 6.6.2 Output Data Format

    7352 Series Digital Multimeter Operation Manual 6.6.2 Output Data Format 6.6.2 Output Data Format Measurement data output format (Single display) With header and output data element SDD...DDEDD, Without header and output data element DD...DDEDD Measurement data output format (Dual display) With header and output data element SDD...DDEDD, SDD...DDEDD,...
  • Page 118 7352 Series Digital Multimeter Operation Manual 6.6.2 Output Data Format Header Description Main header Measurement function DC voltage measurement (DCV) AC voltage measurement (ACV) Resistance measurement (2W) DC current measurement (DCI) AC current measurement (ACI) AC voltage (AC+DC coupling) measurement (ACV(AC+DC)) AC current (AC+DC coupling) measurement (ACI(AC+DC)) Diode measurement (DIODE) Low power 2W...
  • Page 119 7352 Series Digital Multimeter Operation Manual 6.6.2 Output Data Format Description Sub header Priority Error information Out of range Calculation Scaling error and OL for the calculation between 2 measurements Err D (dB/dBm calculation error and zero division for the calculation between 2 measurements) Calculation result Comparator HIGH...
  • Page 120 7352 Series Digital Multimeter Operation Manual 6.6.2 Output Data Format Measurement data (when an error occurs)  E (5 1/2-digit display) 9.99999E+37 Overload (OL) 9.99999E+36 OVER for the scaling calculation result or calculation result between 2 measurements 9.99999E+35 dB/dBm calculation error or zero division error for the calculation between 2 measurements ddd.dddE-03 DCV-Ach...
  • Page 121 7352 Series Digital Multimeter Operation Manual 6.6.2 Output Data Format dddd.ddE-09 DCI-Ach 2000 nA 20 A dd.ddddE-06 200 A ddd.dddE-06 2000 A dddd.ddE-06 dd.ddddE-03 20 mA ddd.dddE-03 200 mA dddd.ddE-03 2000 mA dd.ddddE+00 DCI-Bch 10 A 200 A ddd.dddE-06 ACI-Ach 2000 A dddd.ddE-06 dd.ddddE-03...

  • Page 122: Adc Command Reference

    The “R6452” column shows a command used when R6452 is selected as the command language. A “–” shows that there are not any related functions in the R6452. A blank shows that the same command as the 7352A/E can be used. CAUTION: Ensure the following when using the USB interface.
  • Page 123 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Initial Item Description R6452 Command for the 2nd value display setting Measure- Function Reply: F01 to F03, F05 to F08, F12, F13, F20, F22, F35 to ment F37, F40, F41, F50 Setting command Reply Description Left side...
  • Page 124 Trigger abort Forcibly moves to the IDLE state. – Trigger source TRS0 IMMEDIATE – selection TRS1 MANUAL – TRS2 EXTERNAL (7352A) – TRS3 – TRS? Reply: TRS0 to TRS3 – Trigger delay TRDn n: 0 to 3600 (seconds) – TRD? Reply: TRDd.ddddEdd...
  • Page 125 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Com- Initial Item Description R6452 for the 2nd mand value display setting Mea- Measurement 2W FREQ sure- (AC+DC) (AC+DC) 2W range (Ach) ment AUTO AUTO AUTO AUTO AUTO AUTO AUTO AUTO...
  • Page 126 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Com- Initial Item Description R6452 for the 2nd mand value display setting Number of 3 1/2-digit display Mea- sure- display digits ment 4 1/2-digit display condi- tion 5 1/2-digit display –...
  • Page 127 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Initial Item Description R6452 Command for the 2nd value display setting Calculation NULL calculation Reply: NL0 or NL1 – KNLn NULL constant setting n:-999999.E+6 to +999999.E+6 Setting resolution: 0.00001E-9 Note: The setting is disabled when the NULL calcula- tion is set to OFF.
  • Page 128 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Initial Item Description R6452 Command for the 2nd value display setting Calculation dB/dBm dB calculation OFF calculation dB calculation ON For the voltage and current measurement functions, ON can be set.
  • Page 129 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Initial Item Description R6452 Command for the 2nd value display setting Calculation PASS LOP0 Calculation result LO is not specified as the PASS condi- – condition tion. range setting LOP1 Calculation result LO is specified as the PASS condition.
  • Page 130 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Initial Item Description R6452 Command for the 2nd value display setting Calculation Calculation MCLn Calculation between 2 measurements – between 2 Performs four arithmetic operations between measurement measurements values for the right and left side displays.
  • Page 131 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Initial Item Description R6452 Command for the 2nd value display setting System Comparator – result buzzer The buzzer sounds when the comparator operation result is – FAIL. The buzzer sounds when the comparator operation result is –...
  • Page 132 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Initial Item Description R6452 Command for the 2nd value display setting System Status *CLS Clears each status byte. *CLS or CS *STB? Reads the status byte register Reply: ddd *SREn Sets the service request enable register (SRER).
  • Page 133 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Initial Item Description R6452 Command for the 2nd value display setting System Operation *OPC Sets the operation complete bit (bit0) of the Standard Event – complete Status Register after all operations are complete. *OPC? Reply: 1 (After all operations are complete.) –...
  • Page 134 7352 Series Digital Multimeter Operation Manual 6.6.3 ADC Command Reference Valid command Initial Item Description R6452 Command for the 2nd value display setting System Error record ERR? Reads the error details. – Reply: ddd,"xxxxxxxxxx" reading Error character strings (Up to 80 characters) Error code •...

  • Page 135: Scpi Command Reference

    7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference 6.6.4 SCPI Command Reference This section describes the syntax to explain each SCPI command. The syntax, which is used when the command is sent from the external controller to this instrument, is described.
  • Page 136 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference NOTE: When using the SCPI commands via USB, note the following point. After sending a setting command, send a query command and receive its response. Sending more than one setting command in succession may cause unintended behavior or an error to occur.
  • Page 137 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference Initial Item SCPI command Description value Measurement Measurement :CONFigure:<function> Switches to the specified measurement function. <real>: Range setting (0  Setting value  Maximum value function [{<real>|MAXimum|MINimum}] [,(@<ch>)] *1 for the measurement range) (For the frequency measurement, the maximum value is 750 V.) This setting is not allowed for the continuity, diode, and...
  • Page 138 Trigger abort :ABORt Forcibly moves to the IDLE state. Trigger source :TRIGger:SOURce IMMediate selection {IMMediate|MANual| MANual EXTernal|BUS} EXTernal (7352A) :TRIGger:SOURce? Reply: IMM, MAN, EXT, or BUS Trigger delay :TRIGger:DELay <real>: 0 to 3600 (seconds) {<real>|MAXimum|MINimum} [,(@<ch>)] *2 :TRIGger:DELay? Reply: +d.ddddEdd [{MAXimum|MINimum}] [,(@<ch>)] *2...
  • Page 139 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference Measurement condition command Initial Item SCPI command Description value Measure- Measurement [:SENSe]:<function>:RANGe Auto-range setting ment condi- range :AUTO {ON,1|OFF,0}[,(@<ch>)] ON, 1: Auto-range ON tion OFF, 0: Auto-range OFF This setting is not allowed for the continuity, diode, fre- quency, and temperature measurements.
  • Page 140 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference Initial Item SCPI command Description value Measurement Temperature [:SENSe]:TEMPerature:TCouple: K: K-type thermocouple condition sensor TYPE {K|T} T: T-type thermocouple [:SENSe]:TEMPerature:TCouple: Reply: K or T TYPE? Range configuration and settable maximum value Measurement range notation 2W...
  • Page 141 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference Measurement condition command Initial Item SCPI command Description value Calculation NULL [:SENSe]:<function>:REFerence ON, 1: ON calculation :STATe {ON,1|OFF,0}[,(@<ch>)] *1 OFF, 0: OFF [:SENSe]:<function>:REFerence Reply: 1 or 0 :STATe? [(@<ch>)] *1 [:SENSe]:<function>:REFerence NULL constant setting {<real>|MAXimum|MINimum}...
  • Page 142 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference Initial Item SCPI command Description value Calculation dB/dBm :CALCulate:DB {DB|DBM|OFF} DB: dB calculation ON calculation [,(@<ch>)] For the voltage and current measurement functions, ON can be set. DBM: dBm calculation ON For the voltage measurement function, ON can be set.
  • Page 143 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference Initial Item SCPI command Description value Calculation PASS condition :CALCulate:LIMit:PASS:LOWer ON, 1: Calculation result LOW is specified as the range setting {ON,1|OFF,0} PASS condition. OFF, 0: Calculation result LOW is not specified as the PASS condition.
  • Page 144 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference System relevant command Initial Item SCPI command Description value :DISPlay:WINDow2:STATe {ON,1|OFF,0} ON, 1: ON System 2nd display OFF, 0: OFF NOTE: Valid only when the 2nd display is ON. :DISPlay:WINDow2:STATe? Reply: 1 or 0 :DISPlay {OFF,0|ON,1} Measurement...
  • Page 145 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference Initial Item SCPI command Description value *CLS System Status Clears each status byte. *STB? Reads the status byte register Reply: ddd *SRE <int> Sets the service request enable register. <int>: 0 to 255 (However, bit6 cannot be set.) *SRE? Reply: ddd *ESR?
  • Page 146 7352 Series Digital Multimeter Operation Manual 6.6.4 SCPI Command Reference Initial Item SCPI command Description value :CALibration:SECure:STATe System Calibration ON, 1: Sets the calibration mode to ON. {ON,1|OFF,0} OFF, 0: Sets the calibration mode to OFF. (Writes the calibration factor when leaving the cali- bration mode.) :CALibration:SECure:STATe? Reply: 1 or 0...

  • Page 147: Status Register Structure

    7352 Series Digital Multimeter Operation Manual 6.6.5 Status Register Structure 6.6.5 Status Register Structure This instrument has a layered status register structure that is compliant with IEEE standard 488.2-1987 and can send various statuses of this instrument to the controller. This section describes the operation model of status structure and allocation of events.

  • Page 148: Status Register Structure

    7352 Series Digital Multimeter Operation Manual 6.6.5 Status Register Structure The status register structure in this instrument is shown in Figure 6-2 and Figure 6-3. Figure 6-2 Status Register Structure (1/2) 6-44...

  • Page 149: Status Register Structure

    7352 Series Digital Multimeter Operation Manual 6.6.5 Status Register Structure 1st display 2nd display 1st display 2nd display Figure 6-3 Status Register Structure (2/2) 6-45...

  • Page 150: Status Byte Register Structure

    7352 Series Digital Multimeter Operation Manual 6.6.5 Status Register Structure Event enable register Each event register has an enable register that determines which bit is to be enabled. The enable reg- ister sets the corresponding bit in decimal. • Service Request Enable Register (SRER) setting: *SRE •...

  • Page 151: Status Byte Register (Stb)

    7352 Series Digital Multimeter Operation Manual 6.6.5 Status Register Structure A description of each bit in the status byte register is shown in Table 6-4. Table 6-4 Status Byte Register (STB) Name Description ON: When any event of Measurement Event Register occurs and Measurement Measurement Event Register is set to 1, this bit is set to 1 if the corresponding bit of the Summary Bit...

  • Page 152: Standard Event Status Register (Esr)

    7352 Series Digital Multimeter Operation Manual 6.6.5 Status Register Structure Standard event status register Allocation in the standard event register is shown in Table 6-5. Table 6-5 Standard Event Status Register (ESR) Name Description ON: This bit is set to 1 when all operations are complete after receiving the *OPC Operation Complete command.

  • Page 153: Measurement Event Register (Mer)

    7352 Series Digital Multimeter Operation Manual 6.6.5 Status Register Structure Measurement event register Allocation in the measurement event register is shown in Table 6-6. Table 6-6 Measurement Event Register (MER) Name Description ON: This bit is set to 1 when the comparator calculation result satisfies the FAIL FAIL conditions.

  • Page 154: Questionable Event Register (Qer)

    7352 Series Digital Multimeter Operation Manual 6.6.5 Status Register Structure Questionable event register Allocation in the questionable event register is shown in Table 6-7. Table 6-7 Questionable Event Register (QER) Name Description Voltage Overload ON: This bit is set to 1 when OL occurs in the voltage or diode measurement. Current Overload ON: This bit is set to 1 when OL occurs in the current measurement.

  • Page 155: Operation Event Register (Oer)

    7352 Series Digital Multimeter Operation Manual 6.6.5 Status Register Structure Operation event register Allocation in the operation event register is shown in Table 6-8. Table 6-8 Operation Event Register (OER) Name Description Not used Always 0 Not used Always 0 Not used Always 0 Not used...

  • Page 156: Sample Programs (Gpib Commands Used In Adc Corporation)

    Example 1 Sets the DCV-Ach 2 V range for the left side display and the ACV-Ach 2 V range for the right side display, and then performs the measurement in the free run state. Detects the measure- ment end by polling the status byte, reads the measured data from the 7352A, and then dis- plays the data in cells.
  • Page 157 7352 Series Digital Multimeter Operation Manual 6.7.1 Sample Programs (GPIB commands used in ADC CORPORATION) 'Sets the output data to the right side display. Call ibwrt(dmm, "SD2" & vbLf) 'Reads the measured data on the right side display. Call ibrd(dmm, dt) Cells(2, 1) = "'"...
  • Page 158 BUS as the trigger source, sets the sample count to 10, sets the mea- surement data memory to ON, and then triggers to start the measurement. Detects the mea- surement end by the SRQ interruption, reads the measurement memory data from the 7352A, and displays the data in cells.
  • Page 159 7352 Series Digital Multimeter Operation Manual 6.7.1 Sample Programs (GPIB commands used in ADC CORPORATION) Call ibwrt(dmm, "DSP2,IRO?" & vbLf) 'Data reading for the right side display Call ibrd(dmm, dt) 'Reads the measured data on the right side display. 'Substitutes the measured value on the right side display for a cell. Cells(2, 1) = "'"...

  • Page 160: Sample Programs (Scpi Commands For Gpib)

    Microsoft Excel Visual Basic for Application NOTE: The GPIB address of the 7352A is set to 1. Example 1 Sets the DCV-Ach 2 V range for the left side display and the ACV-Ach 2 V range for the right side display, sets the trigger source to BUS, and then triggers to start the measurement.
  • Page 161 7352 Series Digital Multimeter Operation Manual 6.7.2 Sample Programs (SCPI commands for GPIB) Call ibwrt(dmm, ":FORMAT:READING:MCHANNEL 1" & vbLf) 'Sets the output data to the left side display. Call ibwrt(dmm, ":FETCH?" & vbLf) 'Requests the measured data on the left side display. 'Reads the measured data on the left side display.
  • Page 162 BUS as the trigger source, sets the sample count to 10, sets the mea- surement data memory to ON, and then triggers to start the measurement. Detects the mea- surement end by the SRQ interruption, reads the measurement memory data from the 7352A, and then displays the data in cells.
  • Page 163 7352 Series Digital Multimeter Operation Manual 6.7.2 Sample Programs (SCPI commands for GPIB) Call ibwrt(dmm, ":TRACE:NUMBER 0,9,(@1)" & vbLf) 'Sets the recall data range for the left side display. (0 to 9) Call ibwrt(dmm, ":TRACE:DATA? (@1)" & vbLf) 'Requests the measured data on the left side display. 'Substitutes the measured value on the left side display for a variable.

  • Page 164: Sample Programs (Rs-232)

    Microsoft Excel Visual Basic for Application Example 1 Sets the 2W resistance measurement 20 k range for the left side display, detects the mea- surement end by the measurement event resister, reads the measured data from the 7352A, and then displays the data in cells.
  • Page 165 7352 Series Digital Multimeter Operation Manual 6.7.3 Sample Programs (RS-232) 'Closes the port. .PortOpen = False End With End With End Sub ------------------------------------------------------------------------------- Private Sub rx_prompt() 'Subroutine for receiving a prompt Dim prompt As String If UserForm1.MSComm1.InBufferCount >= 5 Then 'If there is received data, reads it.

  • Page 166: Sample Programs (Usb)

    The USB ID of the 7352A/E is set to 1. Example 1 Sets the DCV-Ach 20 V range for the left side display and performs the measurement in the free run state. Reads the measured data from the 7352A/E and displays the data in cells. 'USB handle...
  • Page 167 7352 Series Digital Multimeter Operation Manual 6.7.4 Sample Programs (USB) 'If the device is closed incorrectly, If ret <> OK Then MsgBox "device CLOSE error", vbExclamation End If 'USB terminates. ret = ausb_end() If ret <> OK Then 'If the USB terminates incorrectly, MsgBox "USB end error", vbExclamation End If End Sub...

  • Page 169: Dc Voltage Measurement (Dcv)

    7352 Series Digital Multimeter Operation Manual 7. SPECIFICATIONS SPECIFICATIONS Specifications Unless otherwise specified, the measurement accuracy of this instrument is guaranteed for one year under the following conditions: Temperature; 23 5C, relative humidity; 85% or less (75% or less in a resistance measurement of larger than 20 M...

  • Page 170: Bch Dc Voltage Measurement (Dcv-Bch)

    7352 Series Digital Multimeter Operation Manual 7.1.1 DC Voltage Measurement (DCV) 7.1.1.2 Bch DC Voltage Measurement (DCV-Bch) Temperature Measurement accuracy *1 coefficient Maximum display Resolution (% of reading + digits) (ppm of reading Input Input + digits)/C Range terminal impedance Auto- Auto- MED/...

  • Page 171: Ac Voltage Measurement

    7352 Series Digital Multimeter Operation Manual 7.1.2 AC Voltage Measurement 7.1.2 AC Voltage Measurement 7.1.2.1 Ach AC Voltage Measurement (ACV-Ach and ACV(AC+DC)-Ach) Measurement method True RMS measurement, RMS display Input range 5% or more of a full scale Crest factor 3:1 at a full scale (This is restricted to the maximum allowable applied voltage.) (1/10 of measurement accuracy that includes the additional error)/C in each...
  • Page 172 7352 Series Digital Multimeter Operation Manual 7.1.2 AC Voltage Measurement ACV(AC+DC)-Ach Maximum display Resolution Input Range Input impedance terminal FAST/MED SLOW1, 2 FAST/MED SLOW1, 2 100 V 10 V VHz- 200 mV 199.9 199.99 COM A 1000 V 100 V 2000 mV 1999 1999.9...

  • Page 173: Ach Resistance Measurement (2W-Ach And Lp-2W-Ach)

    7352 Series Digital Multimeter Operation Manual 7.1.3 Ach Resistance Measurement (2W-Ach and LP-2W-Ach) 7.1.3 Ach Resistance Measurement (2W-Ach and LP-2W-Ach) 2W resistance measurement Temperature Measurement accuracy *1 coefficient Maximum display Resolution (% of reading + digits) (ppm of reading Input Measurement + digits)/C Range...

  • Page 174: Dc Current Measurement (Dci)

    7352 Series Digital Multimeter Operation Manual 7.1.4 DC Current Measurement (DCI) 7.1.4 DC Current Measurement (DCI) 7.1.4.1 Ach DC Current Measurement (DCI-Ach) Temperature Resistance Measurement accuracy *1 coefficient Maximum display Resolution between (% of reading + digits) (ppm of reading Input terminals + digits)/C...

  • Page 175: Bch Dc Current Measurement (Dci-Bch)

    7352 Series Digital Multimeter Operation Manual 7.1.4 DC Current Measurement (DCI) 7.1.4.2 Bch DC Current Measurement (DCI-Bch) Temperature Resistance Measurement accuracy *1 coefficient Maximum display Resolution between (% of reading + digits) (ppm of reading Input terminals + digits)/C Range terminal (A fuse Auto-...

  • Page 176: Ac Current Measurement (Aci, Aci(Ac+Dc))

    7352 Series Digital Multimeter Operation Manual 7.1.5 AC Current Measurement (ACI, ACI(AC+DC)) 7.1.5 AC Current Measurement (ACI, ACI(AC+DC)) 7.1.5.1 Ach AC Current Measurement (ACI-Ach and ACI(AC+DC)-Ach) Measurement method True RMS measurement, RMS display Input range 5% or more of a full scale Crest factor 3:1 at a full scale Temperature coefficient...
  • Page 177 7352 Series Digital Multimeter Operation Manual 7.1.5 AC Current Measurement (ACI, ACI(AC+DC)) Measurement accuracy *1 (% of reading + digits) Range 20 Hz - 45 Hz 45 Hz - 1 kHz 1 kHz - 5 kHz 200 A 0.4+20 0.3+20 0.3+10 2000 A 0.5+20...

  • Page 178: Bch Ac Current Measurement (Aci-Bch And Aci(Ac+Dc)-Bch)

    7352 Series Digital Multimeter Operation Manual 7.1.5 AC Current Measurement (ACI, ACI(AC+DC)) 7.1.5.2 Bch AC Current Measurement (ACI-Bch and ACI(AC+DC)-Bch) Measurement method True RMS measurement, RMS display Input range 5% or more of a full scale Crest factor 3:1 at a full scale Temperature coefficient (1/10 of measurement accuracy that includes the additional error)/C in each range and frequency range...
  • Page 179 7352 Series Digital Multimeter Operation Manual 7.1.5 AC Current Measurement (ACI, ACI(AC+DC)) Additional error to the ACI(AC+DC)-Bch measurement (% of reading) FAST 20 - 45 Hz 1.24% 0.72% 45 Hz - 1 kHz 0.06% – Maximum allowable Input protection Fuse replacement applied current Between A and 10 A Protected by the15 A/250 V fast-blow...

  • Page 180: Ach Frequency Measurement (Freq-Ach)

    7352 Series Digital Multimeter Operation Manual 7.1.6 Ach Frequency Measurement (FREQ-Ach) 7.1.6 Ach Frequency Measurement (FREQ-Ach) Measurement method Reciprocal Input terminal Measurement frequency range Measurement accuracy VHz-COMA 10 Hz - 300 kHz 0.02% of reading A frequency over the above range is displayed but not guaranteed. Input signal condition For sine-wave Input signal voltage range 100 mVrms to 700 Vrms and 10% of each voltage range or more...

  • Page 181: Temperature Measurement (Temp)

    7352 Series Digital Multimeter Operation Manual 7.1.7 Temperature Measurement (TEMP) 7.1.7 Temperature Measurement (TEMP) Thermocouple K(CA) T(CC) Input terminal Range -50C to 1370C -50C to 400C TEMP HI - LO Maximum display 13700 4000 Resolution 0.1C 0.1C 0.15%3C 0.15%3C Measurement accuracy Maximum allowable applied voltage Between TEMP (HI/LO) and COM A terminals 200 Vpeak...

  • Page 182: Ach Continuity Measurement-Ach

    7352 Series Digital Multimeter Operation Manual 7.1.9 Ach Continuity Measurement-Ach 7.1.9 Ach Continuity Measurement-Ach Temperature Measurement accuracy *1 coefficient Maximum display Resolution (% of reading + digits) (ppm of reading Input Measurement + digits)/C Range terminal current Auto- Auto- MED/ MED/ FAST FAST...

  • Page 183: 7.1.10 Calculation Functions

    7352 Series Digital Multimeter Operation Manual 7.1.10 Calculation Functions 7.1.10 Calculation Functions • NULL calculation Display value (NULL) = Measured value - NULL constant • Smoothing calculation Display value (SM) = Moving average over a specified number of measurements • Comparator calculation Display (HIGH) ...

  • Page 184: Interface Specifications

    Number of data bits 7 bits or 8 bits Number of stop bits 1 bit or 2 bits Echo ON, OFF External trigger signal (7352A) Connector Signal level TTL Detecting the falling edge 1 s or more Pulse width 7-16...

  • Page 185: General Specifications

    1400 1200 1200 1200 Chassis 1500 Measurement method Integration Overload display Trigger function Internal/Remote/External trigger signal (7352A) Power supply AC power supply: 100 V/120 V/220 V/240 V (Can be switched by user) Option number Standard OPT.32 OPT.42 OPT.44 Power supply voltage...

  • Page 186: Accessories

    7352 Series Digital Multimeter Operation Manual 7.4 Accessories Accessories Table 7-1 Accessories Name Model Remarks CC010001 Standard accessory Input cable A01001 Shielded cable 33 VAC and 70 VDC or less Alligator clip adapter CC015001 33 VAC and 70 VDC or less RS-232 cable A01265 Terminal adapter...

  • Page 187: Maintenance

    7352 Series Digital Multimeter Operation Manual 8. MAINTENANCE MAINTENANCE This chapter describes the following information which relates to the maintenance of this instrument. 8.1 Replacing Fuses 8.2 Cleaning 8.3 Calibration 8.4 Replacing Parts with Limited Life 8.5 Product Disposal and Recycle 8.6 Storage 8.7 Transportation 8.8 Notes Regarding Repair, Replacement, and Periodic Calibration...

  • Page 188: Replacing A Protection Fuse

    7352 Series Digital Multimeter Operation Manual 8.1.2 Replacing a Protection Fuse 8.1.2 Replacing a Protection Fuse To prevent fire and injuries when an over-current is input to the mA current input terminal, a fast-blow fuse is included on the rear panel of this instrument. 8.1.2.1 How to Check Protection Fuses Measure the resistance of the protection fuse and check that the fuse is not open.

  • Page 189: How To Replace Protection Fuses

    7352 Series Digital Multimeter Operation Manual 8.1.2 Replacing a Protection Fuse 8.1.2.2 How to Replace Protection Fuses Rotate the fuse cap in the counter-clockwise direction by using a flathead screw- driver and remove the fuse. Replace with a fuse, which is compliant with the standard and listed in Table 3- 1, and secure the fuse cap.

  • Page 190: Cleaning

    7352 Series Digital Multimeter Operation Manual 8.2 Cleaning Cleaning This section describes the cleaning procedure of this instrument and warning information. WARNING: To prevent accidents caused by electric shocks, remove all cables from this instrument. Never attempt to remove the cover to clean the inside of this instrument. 8.2.1 Cleaning the Outside Use a soft or damp cloth to clean this instrument.

  • Page 191: Calibration

    7352 Series Digital Multimeter Operation Manual 8.3 Calibration Calibration To maintain the measurement accuracy of this instrument, perform calibration at least once a year; warranty period. 8.3.1 Preparing for Calibration Power supply Use an AC power supply in a voltage range listed in Table 3-4 and frequency of 50 Hz or 60 Hz. Environment Perform calibration in following conditions.

  • Page 192: 8.3.2 Calibration Standards

    7352 Series Digital Multimeter Operation Manual 8.3.2 Calibration Standards 8.3.2 Calibration Standards Table 8-1 Calibration Standards Calibration standard Operation range Accuracy 20 ppm DC voltage 50 mV 15 ppm 190 mV - 1000 V 1400 ppm AC voltage 5 mVrms 1 kHz sine-wave 1000 ppm 10 mVrms - 100 mVrms...

  • Page 193: Calibration Point

    7352 Series Digital Multimeter Operation Manual 8.3.3 Calibration Point 8.3.3 Calibration Point Perform calibration for each range of each measurement function. For more information on relation- ships between functions and ranges, refer to Table 5-2. First, calibrate the zero point in each range calibration. In the DC voltage measurement and DC current measurement, calibrate the zero point and full-scale point.

  • Page 194: Calibration Point

    7352 Series Digital Multimeter Operation Manual 8.3.3 Calibration Point Table 8-2 Calibration Point (2 of 2) Measurement Range Zero Calibration point1 Calibration point2 Calibration point3 function 200  190  2W-Ach Short 2000  1900  Short 20 k Short 19 k...

  • Page 195: 8.3.4 Calibration Procedure

    7352 Series Digital Multimeter Operation Manual 8.3.4 Calibration Procedure 8.3.4 Calibration Procedure Perform calibration in following procedure. Set the calibration mode. Short-circuit the Ach VHz and COM A terminals, the Bch V and COM B ter- minals, the TEMP HI and LO terminals on the rear panel, and then open the mA and A terminals.
  • Page 196 7352 Series Digital Multimeter Operation Manual 8.3.4 Calibration Procedure HOLD Pressing the key displays the measured value as a setting value. Adjust the setting value to the calibration value by using the , and keys. EXIT NOTE: Press the key if calibration must be cancelled due to a mistake such as entering an incorrect number.
  • Page 197 7352 Series Digital Multimeter Operation Manual 8.3.4 Calibration Procedure NOTE: AUTO RATE TRIG NULL , and keys are disabled in the calibration mode. SYSTEM MENU Only can be selected in Before turning off the power, cancel the calibration mode. Calibration data is stored in internal nonvolatile memory and written in it at once when the calibration mode is canceled.

  • Page 198: Replacing Parts With Limited Life

    7352 Series Digital Multimeter Operation Manual 8.4 Replacing Parts with Limited Life Replacing Parts with Limited Life Parts with limited life used in this instrument are listed in the following table. Contact an ADC CORPORATION sales representative to replace any parts, referring to the limited lives listed in the following table.

  • Page 199: Product Disposal And Recycle

    7352 Series Digital Multimeter Operation Manual 8.5 Product Disposal and Recycle Product Disposal and Recycle Disposal of this product should comply with the regulations and laws that are established by your country and municipality. When treating this product, separately collect components according to this chapter to prevent the spread of substances, which may be harmful to humans, and to protect the global environment.
  • Page 200 7352 Series Digital Multimeter Operation Manual 8.5 Product Disposal and Recycle Used/ Substance/Component Location Unit Component Not used Components containing Not used radioactive substances Electrolyte capacitors Not used containing substances of concern (height > 25 mm, diameter > 25 mm or pro- portionately similar volume) Arsenic and Arsenic com- Used...

  • Page 201: Storage

    7352 Series Digital Multimeter Operation Manual 8.6 Storage Storage If not using this instrument for a long time, put it in a carton case and store it in an area away from dust and direct sunlight. Storage temperature: -25C to +70C Transportation When transporting this instrument, use the packing materials used for the shipping of this instrument or equivalent materials (thickness of carton case is 5 mm or more).

  • Page 202: Notes Regarding Repair, Replacement, And Periodic Calibration

    7352 Series Digital Multimeter Operation Manual 8.8 Notes Regarding Repair, Replacement, and Periodic Calibration Notes Regarding Repair, Replacement, and Periodic Calibration 8.8.1 Before Asking for Repair Before asking for repair, refer to and check Table 8-4. Table 8-4 Before Asking for Repair Problem Check item Solution...

  • Page 203: Contacting Adc Corporation For Repair Or Calibration

    7352 Series Digital Multimeter Operation Manual 8.8.2 Contacting ADC CORPORATION for Repair or Calibration 8.8.2 Contacting ADC CORPORATION for Repair or Calibration When sending this instrument to ADC CORPORATION sales representative, attach a tag that indicates the following information. • Your company name and address •...

  • Page 204: System Recovery Procedure

    7352 Series Digital Multimeter Operation Manual 8.9 System Recovery Procedure System Recovery Procedure Initialization The following describes how to initialize the setting parameters. Select from the mode and press to enter the selection INIT MENU layer. The ‘PARAM’ parameter is displayed. Press to enter the entry layer.

  • Page 205: Initial Values Of Setting Parameters

    7352 Series Digital Multimeter Operation Manual 8.9 System Recovery Procedure Table 8-5 Initial Values of Setting Parameters (1 of 3) Selecting Selecting Left side Right side When DFLT Parameter P.OFF from ‘LOAD’ in PARAM *RST *CLS display display shipping from INIT ‘P.ON.LD’...
  • Page 206 7352 Series Digital Multimeter Operation Manual 8.9 System Recovery Procedure Table 8-5 Initial Values of Setting Parameters (2 of 3) Selecting Selecting Left side Right side When DFLT Parameter P.OFF from ‘LOAD’ in PARAM *RST *CLS display display shipping from INIT ‘P.ON.LD’...
  • Page 207 7352 Series Digital Multimeter Operation Manual 8.9 System Recovery Procedure Table 8-5 Initial Values of Setting Parameters (3 of 3) Selecting Selecting Left side Right side When DFLT Parameter P.OFF from ‘LOAD’ in PARAM *RST *CLS display display shipping from INIT ‘P.ON.LD’...

  • Page 208: 8.10 Self-Test

    7352 Series Digital Multimeter Operation Manual 8.10 Self-Test 8.10 Self-Test 8.10.1 Self-Test The self-test can be performed from the panel operations or by executing the remote command. The self-test is performed by selecting ‘TEST’ from category in or executing the SYSTEM MENU *TST? remote command.

  • Page 209: Display And Key Tests

    7352 Series Digital Multimeter Operation Manual 8.10.2 Display and Key Tests 8.10.2 Display and Key Tests Turn on all segments of the display and check whether they light. Pressing panel keys display their names. Test according to the following procedure. Operation Display section MENU...

  • Page 210: 8.11 Error Message List

    7352 Series Digital Multimeter Operation Manual 8.11 Error Message List 8.11 Error Message List This section describes the error number and how to deal with error displayed on this instrument. Error description Error display Solution [ ]: Response to the ERR? command Err 1 RAM read/write error Repair...
  • Page 211 7352 Series Digital Multimeter Operation Manual 8.11 Error Message List Error description Error display Solution [ ]: Response to the ERR? command Err 311 Bch RST line error Repair Err 315 Bch ATT 1/100 measurement test error in analog operation Repair Err 351 Bch DCFILT reply test error...
  • Page 212 7352 Series Digital Multimeter Operation Manual 8.11 Error Message List Solution1 Set the correct function. Solution2 Check the USB cable connection. Solution3 Calibrate according to the correct procedure. Solution4 Perform the ZERO calibration. Solution5 Send the correct command. Solution6 Check the settings. Solution7 Re-calibrate.

  • Page 213: 7352A Dimensional Outline Drawing

    DIMENSIONAL OUTLINE DRAWING EXT-1...
  • Page 214 EXT-2...
  • Page 215 Error Queue ..........5-45 (DCI-Bch) ..........4-19, 7-7 External Trigger Terminal Bch DC Voltage Measurement (TRIGGER IN) (7352A) ......6-10 (DCV-Bch) ..........4-18, 7-2 Bch Measurement Input Terminals ..4-4 Before Asking for Repair ......8-16 Front Panel Description ......4-1 Buzzer Setting .........
  • Page 216 RS-232 Output Data Format ....6-8 Measurement Function Keys ....4-2 RS-232 Setting ........6-6 Measurement Functions ......4-8, 5-8 RS-232[EIA-232] (7352A) ..... 6-5 Measurement Range and Auto-Range ..5-9 Measurement Range Selection Keys ..4-3 Memory Clear ......... 5-40 Memory Recall ........
  • Page 217 7352 Series Digital Multimeter Operation Manual Alphabetical Index Specifications .......... 7-1 Statistical Calculation ......5-37 Status Register Structure ......6-43 Storage ............ 8-15 Storing and Recalling Measurement Data 5-40 System Recovery Procedure ....8-18 System Settings ........5-41 Temperature Measurement ..... 4-21, 5-8 Temperature Measurement (TEMP) ..

This manual is also suitable for:

7352e

Table of Contents