PM Analytical User Manual - Intelligent Weighing Technology, Inc.
Contents
1. Environmental Conditions Place the balance on a stable platform away from vibration air currents direct sunlight and strong electromagnetic waves Ensure the balance is level by using the adjustable feet to place the bubble in the middle of the bubble level Operating temperature 41 F to 95 F 5 C to 35 C Temperature fluctuation lt 5 C hour Humidity 50 to 85 RH 2 Operation Please remove the transport screw from beneath the balance red arrow by unscrewing anti clockwise Please use the AC DC adapter provided Failure to do so will void the warranty Plug in the AC DC adapter and wait 5 minutes before turning on the balance Turn on the balance using the ON OFF key on the keyboard Following the 8 8 8 8 8 display the balance will display maximum capacity S CAL then 0 000 g in weighing mode Please allow at least 15 minutes for the balance to warm up before using Longer if the temperature is below 60 F 3 Calibration Single range calibration recommended Press CAL for 3 seconds The display will show CAL then display the weight to be applied in grams Apply the weight the display will show CAL followed by the weight value The balance may now be used If the weight reading is not correct due to environmental conditions repeat the process 4 Weighing When the black dot at the bottom left of the display has disappeared the balance is stable and ready to2. Press the TARE key to confirm The balance will return to weighing in the unit chosen b Counting Press the MODE key for 3 seconds until the C display flashes Press the MODE key again to choose Count Then press the TARE key to confirm The display will show pcs Press the MODE key again to choose from 10pcs to 500pcs The larger the number the higher the count accuracy Put the sample parts on the balance pan and press the TARE key to confirm the sample size The display will show If the sample size is too small the display will show no Cou Percentage Press the MODE key for 3 seconds until the display flashes Press the MODE key again to choose PER Then press the TARE key to confirm The display will show 100 Place the sample to be weighed on the pan and press the TARE key to confirm the sample as 100 Remove the sample and place the goods on the pan The display will show If the amount on the pan is too small a weight the display will show no PER d Print Press the MODE key until Prt is displayed Press the TARE key to confirm Press the MODE key to change between hAnd Auto and Contin Press the TARE key to accept i hAnd Print on demand li AUto Print when the balance is stable iii Contin Print continuously
3. RS 232 port parameter Pin connections Ground Pin 5 RXD Pin3 TXD Pin 2 ASCII code transmission data format Every 10BIT as a Data frame 1 start bit 8 data bits 1 stop bit no parity Baud rate 9600 bps e Filtering Speed of Weighing Press the TARE key for 3 seconds The display will show either SPEED1 or SPEED2 and then return to weighing mode The speed will remain at the last soeed displayed To change the speed repeat the above process The slower speed SPEED1 is more accurate SPEED is faster Safety Note Electric shock Please do not use this unit in conditions that may cause the unit to short This unit is powered by 120 VAC Use extreme care There are no user serviceable parts inside the balance The wall socket must be equipped with a non fused grounded conductor contact for electrical safety Protect the unit against moisture Please disconnect the unit from the main power supply before cleaning Do not use any liquids or aerosol sprays to clean this unit Use only a clean dampened cloth Gi o a intelligent Intelligent Weighing Technology Inc See www intelligentwt com Weighing Technology intelligent Weighing Technology A Higher Level of Precision A Higher Level of Performance Intell Lab Toploading Balance PM Series User Manual 2010 Intelligent Weighing Technology Inc All rights reserved worldwide The information contained herein is the property o
4. begin weighing Please press the TARE key before weighing The maximum weight for model PM 100 is 100 g The maximum weight for model PM 300 is 300 g If the display shows the balance has been overloaded Remove the weight and begin again with a smaller load 5 Tare a When the balance is stable press the TARE key to always start weighing at zero 6 Backlight a Press the BL backlight button to turn the backlight on and off 7 Zero Tracking and Auto Tare a C Turn the balance off Press and hold the CAL key and at the same time turn the balance on The display will show Zero Press the TARE key The display will show Zero d Press the TARE key to change the value from 0 to 5 Zero0d meaning no zero tracking and the sensitivity is the highest Zero5d is the factory setting Press the CAL key The display will show tArE Press the TARE key to adjust the from 0 to 9 tArEOd means there is no auto tare tArE9d is the factory setting Press the BL backlight key to confirm settings The display will then show 0 000 Your settings will remain the same when the balance is turned on again 8 Other Functions a Units Press MODE for 3 seconds Unit will flash Then press the TARE key and the current unit will flash Press the MODE key to toggle between units
5. f Intelligent Weighing Technology Inc and is supplied without liability for errors or omissions No part may be reproduced or used except as authorized by contract or other written permission The copyright and the foregoing restriction on reproduction and use extend to all media in which the information may be embodies
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