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AMALGAMATED INSTRUMENT HH4-WT, Operation And Instruction Manual, Page: 1 / 28

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HH4-WT

Hand Held

Digital Load Cell/Pressure Meter

Operation and Instruction Manual

AMALGAMATED INSTRUMENT CO PTY LTD

ACN: 001 589 439

Unit 5, 28 Leighton Place Hornsby

Telephone: +61 2 9476 2244

e-mail: [email protected]

NSW 2077 Australia

Facsimile: +61 2 9476 2902

Internet: www.aicpl.com.au

Summary of Contents for HH4-WT

Page 1: ...Meter Operation and Instruction Manual AMALGAMATED INSTRUMENT CO PTY LTD ACN 001 589 439 Unit 5 28 Leighton Place Hornsby Telephone 61 2 9476 2244 e mail sales aicpl com au NSW 2077 Australia Facsimi...

Page 2: ...tion 3 2 Electrical connections 4 3 Function tables summary of setup functions 5 4 Explanation of functions 7 5 External memory 18 6 Serial communications 20 7 Specifications 26 8 Guarantee and servic...

Page 3: ...wing viewing of scaling for up to 3 different load cells or 3 scaling ranges without the need to recalibrate each time When used with the external memory option the HH4 can read the calibration scalin...

Page 4: ...ctions to the HH4 are made via a 9 pin D male connector The HH4 provides 5VDC excitation for the mV V output transducer Electrical connections are as shown below Refer to External memory chapter for d...

Page 5: ...age RNGE mV V input range 0 5 1 0 2 5 5 0 10 20 40 or 80 2 5 4 6 9 RAtE Sample rate in samples sec 5 10 15 20 30 40 50 60 80 or 100 10 4 7 10 USER User pushbutton function NONE tArE d HLD P HLd CHNL o...

Page 6: ...erial communications 300 600 1200 2400 4800 9600 19 2 or 38 4 9600 4 19 16 PrtY Parity for serial input NONE EUEN or Odd NONE 4 20 16 O Put Output for serial communications dISP Cont POLL or A buS Con...

Page 7: ...nly CAL mode power up sequence plus push button sequence allows access to all functions including calibration parameters Once CAL or FUNC mode has been entered you can step through the functions by pr...

Page 8: ...mal point dCPt digital filter FLtr mV V input range RNGE and sample rate rAtE settings 4 2 Display rounding Display drnd Range 1 to 5000 Default Value 1 Displays and sets the display rounding value Th...

Page 9: ...ses a weighted average method of determining the display value and is used for reducing display value variation due to short term interference The digital filter range is selectable from 0 to 8 where...

Page 10: ...o be reset and the value on the display after the reset will be held for as long as the button is pressed down The held display will only return to normal measurement once the time period set at H SEC...

Page 11: ...will now indicate CAL1 1st calibration point followed by a live reading 5 Apply a known input to the instrument of nominally 0 this value is not critical and may be anywhere within the measuring range...

Page 12: ...move to the next function Two Point calibration graphs Input Input Display value Display value CAL2 CAL2 CAL1 SCL1 CAL1 SCL2 Setting CAL1 Setting CAL2 4 10 Second point for live input calibration Disp...

Page 13: ...in the measuring units you are using e g kilograms tonnes etc 6 Press F to accept this new value Note it is important that the actual full scale value for the cell i e maximum rated load is entered a...

Page 14: ...Err message will be seen the beeper will also sound repeatedly If the zero operation is successful then the instrument will beep once and the ZERO message will be seen prior to the display value goin...

Page 15: ...t zero point is entered when the load cell is installed and in a no weight condition To operate the set zero function press then release and v simultaneously a live reading will be seen Press the F bu...

Page 16: ...input Display PrtY Range NONE EUEN or Odd Default Value NONE Select parity check to either NONE EUEN or Odd This must be set to match the parity selected at the sending device Refer to chapter 6 for...

Page 17: ...range required is not greater than the number of digits on the display ZERO RNGE Err This message means that the ZERO RNGE function setting has stopped the zero operation If you wish to proceed with t...

Page 18: ...then this indicates that the memory device has not been given an address The same address can be allocated to more than one memory device and the address of a device can be changed at any time The set...

Page 19: ...with external memory The calibration and setup procedures are identical those described in the Explanation of functions chapter If connected to a load cell with an external memory device then you simp...

Page 20: ...switch is used to switch the communications facility on or off as detailed below To gain access to the DIP switch remove the four screws at the rear of the HH4 case and remove the back The back is co...

Page 21: ...nnections for a HH4 WT with both serial and load cell connectors This dual lead arrangement allows for a convenient connection to the load cell and RS232 serial port Note an adaptor may be required to...

Page 22: ...s optional software Addr set unit address for polled POLL mode 0 to 31 Allows an individual address to be assigned to a number of HH4 instruments The instrument will respond with its address proceedin...

Page 23: ...SCII C is the command character see following commands A is the unit address Range 32 to 63 Dec 20 to 3F Hex SPACE to ASCII the address is offset by 32 Dec 20 Hex CR is Carriage Return 13 Dec 0D Hex M...

Page 24: ...1 2 or 3 3 Transmit Instrument Model and Version STX IA CR e g BI M in the terminal program address 1 Instructs unit to return the model and version number of the instrument Format of returned data i...

Page 25: ...channels These channels can be renamed later if required When live logging to hard drive the channels present in the Live Data window will all be logged If you do not wish to log all channels click o...

Page 26: ...ries with FLtr setting Conversion Method Sigma delta Microprocessor HC68HC11F CMOS Ambient temperature 0 to 50o C Humidity 5 to 95 non condensing Display 4 5 digit LCD 11 7mm digit height display rang...

Page 27: ...setting e g if the digital filter is set at 4 add 2 bits of effective resolution to each of the figures in the table above Resolution in V can be calculated using the resolution in bits figures above...

Page 28: ...the manu facturer freight paid and if accepted for free repair will be returned to the customers address in Australia free of charge When returning the product for service or repair a full descriptio...

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