AMALGAMATED INSTRUMENT HH4-PH Operation And Instruction Manual Download Page 16

9

Guarantee and Service

The product supplied with this manual is guaranteed against faulty workmanship for a

period of 2 years from the date of dispatch.

Our obligation assumed under this guarantee is limited to the replacement of parts

which, by our examination, are proved to be defective and have not been misused, carelessly
handled, defaced or damaged due to incorrect installation. This guarantee is VOID where the
unit has been opened, tampered with or if repairs have been made or attempted by anyone
except an authorised representative of the manufacturing company.

Products for attention under guarantee (unless otherwise agreed)

must be returned to

the manufacturer 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 description of the fault and the

mode of operation used when the product failed must be given.

In any event the manufacturer has no other obligation or liability beyond replacement or

repair of this product.

Modifications may be made to any existing or future models of the unit as it may deem

necessary without incurring any obligation to incorporate such modifications in units previously
sold or to which this guarantee may relate.

Page 16 of 16

HH4PHMAN-1.0-2

This document is the property of

the instrument manufacturer

and may not be reproduced in whole or part without the

written consent of the manufacturer.

This product is designed and manufactured in Australia.

Summary of Contents for HH4-PH

Page 1: ...HH4 PH Hand Held Digital pH mV Temperature Meter Operation and Instruction Manual...

Page 2: ...g up and programming functions 6 Step 1 Entering the setup mode 6 Step 2 Stepping through the settings 6 Step 3 Making changes to the settings 6 Programming Functions 7 Function Table 9 Calibration 10...

Page 3: ...ution of 1mV XXXX i e no decimal point places and the temperature range to 0 1 o XXX X i e one decimal point place Unless otherwise specified at the time of order your HH4 has been factory set to a st...

Page 4: ...ssed the display will indicate Hold and then hold the current reading if the Cal Hold keypad is pressed again the display will indicate LIUE and the display will be released from hold The instrument f...

Page 5: ...on Page 5 of 16 HH4PHMAN 1 0 2 Cal Hold keypad use also to enter setup mode and to step through the functions pH mV Temp keypad use also as down button when setting up On Off keypad use also as up but...

Page 6: ...f FUNC is followed by the first setup message OFSt As with all other messages the first display lets you know which parameter will be affected when changes are made Each time the Cal Hold button is pr...

Page 7: ...he HH4 PH is set to manual the manually set temperature will be displayed when the display is cycled to read temperature if the temperature probe is not connected When the HH4 PH is set to automatic t...

Page 8: ...bration values This function should only be used when calibration problems exist and it is necessary to clear the calibration memory See Calibration chapter for full details CAL E millivolt calibratio...

Page 9: ...anual temperature value FLtr Digital filter range 0 to 8 0to 8 8 most filtering APdt eSt auto turn off time 0 to 250 minutes Functions below are accessible via the calibration CAL mode only CAL1 Calib...

Page 10: ...f the pH reading has the same error at two points then the offset calibration OFSt should be used If the pH reading is correct around 7pH for electrodes with Eo 7pH and increases progressively above o...

Page 11: ...ble pH calibration 2 points Enter the Setup Mode in the usual way by pressing then releasing the Cal Hold button then pressing both the On OFF button and the pH mV Temp v button simultaneously within...

Page 12: ...al the first buffer value e g for a 7 00 pH buffer 4 Press Cal Hold to accept this new scaling value The message will be seen if the input has been accepted PH1 7 00 Stnd 2 Point calibration example F...

Page 13: ...through the functions by pressing the Cal Hold button until the display shows UC E Press the and v pushbuttons simultaneously the display will show CAL E CLR followed by FUNCEnd indicating that the ca...

Page 14: ...calibration and an attempt is made to calibrate then this message will be displayed The calibration will remain unchanged or display overrange The value attempting to be displayed is above 9999 or bel...

Page 15: ...Conversion Method Dual Slope ADC 4 samples per second Microprocessor MC1468HC05C85 CMOS Ambient Temperature 0 to 50 C Humidity 5 to 95 non condensing Display LCD 4 digit 12 7mm Power Supply 9V 216 st...

Page 16: ...manufacturer 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 description of...

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