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Instruction Manual

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3184

DIGITAL POWER HiTESTER

Instruction Manual

Oct. 1996 Revised edition 2
3184A981-02 96-10H

Summary of Contents for HITESTER 3184

Page 1: ...XXXX XXXX Instruction Manual XXXXXXX EN 3184 DIGITAL POWER HiTESTER Instruction Manual Oct 1996 Revised edition 2 3184A981 02 96 10H...

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Page 3: ...Measurements 9 3 2 Voltage and Current Measurements 10 3 3 Crest Factor 11 Chapter 4 Operating Instructions 13 4 1 Operating Procedure 13 Chapter 5 3184 02 GP IB Specifications 17 5 1 Outline 17 5 2...

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Page 5: ...this at hand When the unit is delivered check and make sure that it has not been damaged in transit In particular check the accessories panel switches and connectors If the unit is damaged or fails to...

Page 6: ...r any accident or injury except that resulting due to defect in its product In the manual this mark indicates explanations which it is particularly important that the user read before using the equipm...

Page 7: ...icant danger of accident resulting in death or serious injury to the user CAUTION Indicates that incorrect operation presents possibility of injury to the user or damage to the equipment NOTE Denotes...

Page 8: ...NG Be sure to connect the voltage input terminals and current input terminals correctly Measurement which is attempted with the wiring connected incorrectly may cause damage to the unit or a short cir...

Page 9: ...no longer satisfy its specifications To avoid electric shock the wiring which is used for making the connections to the current input terminals should have sufficient current carrying capacity and in...

Page 10: ...ng external electric fields such as radio transmission equipment When a measuring device such as a recorder or voltmeter is connected to the analog output terminals there is a possibility of oscillati...

Page 11: ...other semiconductor switching devices The basic instrument is provided with an analog output terminal and models are available equipped with and GP IB interface 3184 02 1 Voltage current single and 3...

Page 12: ...2 Chapter 1 Overview Front Panel Rear Panel 1 2 Names and Functions of Parts...

Page 13: ...vercurrent warning indicators These light when peak value of the input exceeds the crest factor of the meter circuit The REMOTE lamp is functional only when the instrument is used in a optional automa...

Page 14: ...a DC voltage value equivalent to the measurement value 2 VDC f s CH1 Power only continually outputs regardless of selected function CH2 Outputs the value for the displayed function The response wavef...

Page 15: ...ncing midget type fuse Unplug the power cord when changing the fuse AC Inlet This receptacle is used to connect the instrument to the AC power supply AC mains Use the power cord provided with the inst...

Page 16: ...6 Chapter 1 Overview S L I D E T O R O T A T E Handle...

Page 17: ...tage and current Meter losses typical values at 55 Hz V 12 V 32 0 017 VA at 200 V 0 12 VA at 500 V A 1 A 3 0 012 VA at 2 A 1 3 VA at 20 A Maximum allowable input continuous V 12 V 32 600V A 1 A 3 30 A...

Page 18: ...unction 2 VDC f s Dielectric strength 2 2 kVAC 1 min between input terminals and case 1 5 kVAC 1 min between power terminals and case Rated supply voltage 100 120 220 240 VAC specify one 50 60 Hz volt...

Page 19: ...PT PT CT CT V12 V32 A1 A3 Figure 3 1 1 Circuit Block Diagram Chapter 3 Basic Operating Principle 3 1 Active Power Measurements A block diagram of the various circuits contained in the 3184 is shown in...

Page 20: ...ng it to a 2 VDC f s level In conventional measuring instruments the method of measuring an AC signal is to sense its average value then make the necessary calculations to convert it to an rms value H...

Page 21: ...For these instruments crest factor is as follows AC voltage V 12 V 32 Two or less at full scale AC current A 1 A 3 Two or less at full scale Single and 3 phase active power W Same as voltage and curre...

Page 22: ...er 3 Basic Operating Principle Function Range 3184 Voltage Lo 1000 V peak Hi Current Lo 4 A peak Hi 40 A peak NOTE If the crest factor in the specification is exceeded the displayed data will not be a...

Page 23: ...sure that the voltage of the power supply being used matches the supply voltage indicated on the rear panel of the unit If an attempt is made to use an improper supply voltage there is danger of damag...

Page 24: ...omponent Because of characteristics of the internal circuit design when measuring a load which includes a component of a certain frequency the power indication may be unstable with a periodic fluctuat...

Page 25: ...device under test exceeds the measurement range of the instrument that you are using reduce the level of the input signal using PTs and CTs connected as illustrated in figure 4 1 3 Note however that...

Page 26: ...16 Chapter 4 Operating Instructions Power source Load Figure 4 1 2 Single Phase Connection Procedure Power source Load Figure 4 1 3 Connection Procedure Using PTs and CTs...

Page 27: ...ture built in GP IB interfaces This allows the instruments to be connected to a GP IB system for automated measurement data reading and for program control of function and range settings Interface fun...

Page 28: ...o talk only mode function L4 Basic listener function Unaddress if MTA function No listen only mode function SR1 All SR functions RL2 Remote Local switching function PP0 No PP function DC1 All DC funct...

Page 29: ...ernally SRQ Indicates that the device is transmitting a service request to the controller TLK Indicates that the device is transmitting data as the talker LTN Indicates that the device is receiving da...

Page 30: ...asurement function Range Mantissa Exponent V 12 V 32 200 V ddd d E 0 500 V dddd E 0 A 1 A 3 2 A d ddd E 0 20 A dd dd E 0 W 0 2 kW ddd d E 0 2 kW d ddd E 3 20 kW dd dd E 3 Note Data marked by asterisk...

Page 31: ...i 500 V Current range A 0 Lo 2 A A 1 Hi 20 A S 0 No service request mode S 1 Service request mode set H 0 No header output mode H 1 Header output mode set 5 5 Listener Functions 3 Delimiter CR and LF...

Page 32: ...y to lock the next handshake routine Syntax Errors When undefined codes or strings of over 21 characters are received the syntax error bit in the status byte will be set and if the S1 mode is programm...

Page 33: ...1 mode is set a service request will be sent in the event of an overvoltage or overcurrent input or for programming errors such as undefined codes or format errors Following transmission of the servic...

Page 34: ...01010 NOTE 5 7 Usage Precautions 1 Address setting The GP IB address for the device with this interface is set using the rear panel DIP switch Any address 0 thru 30 not used by another device in the...

Page 35: ...unction and range setting and has no bearing on remote or local status The program below is written for an HP 9816 computer It assumes that the address for the 3184 is 1 1 HP 9816 serves to read the v...

Page 36: ...ts W as function range for voltage Hi current Lo header output and service request mode 50 Resets memory used for detecting OVER V A 60 Enables interrupt 70 Wait for two seconds 80 Reads data 90 Print...

Page 37: ...IT 2 80 ENTER 701 A 90 PRINT A A 100 OUTPUT 701 F5 110 WAIT 2 120 ENTER 701 W 130 PRINT W W 140 PRINT USING 14A Z 2D Power Factor W V A 150 END Program Explanation 10 Initializes the power meter 20 Se...

Page 38: ...28 Chapter 5 3184 02 GP IB Specifications...

Page 39: ...cing the fuse Only use fuses of the specified type that is rated for the specified current and voltage Using a fuse that does not meet the specifications or shorting the fuse holder may cause an accid...

Page 40: ...ck the batteries and fuse blowing If a problem is found contact your dealer or HIOKI representative Pack the unit carefully so that it will not be damaged during transport and write a detailed descrip...

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