Compact Balance Technical Manual 129541 Rev B
Contents Introduction............................................................................................1 Safety and Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Installation .............................................................................................3 Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance ........................................................................................14 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Error Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Replace Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Troubleshooting ...................................................................................
1.0 Introduction The Equipoise balance amplifies signals from a load cell, converts it to digital data and displays it as a mass value. Other features include: • Accurate, fast and versatile series of general purpose balances with counting and percent weighing functions. • 25 mm LCD with black LCD backlit display • Keypads are light touch switches • Battery provides up to 40 hours of continuous use (without backlight) • Capacity 300g (.661lbs) to 3000g (6.613lbs).
1.2 Description Keyboard 000000 0 Print Mode Sample Mode Sample Percent % NET lb F Tare .
2.0 2.1 Installation Unpacking Carefully take the balance out of its package, make it sure its not damaged and all accessories are included. • Remove the weighing balance from the carton. • Remove the protective covering. • Inspect the balance and terminal for damage. • Make sure all components are included Components 1. Balance 2. Adapter 3. Pan 4. Product manual (Not Shown) 3 1 2 Air Protection Case The air protection case is used to protect air variations while weighing.
The LCD color indicates the following: • Green - battery has a full charge. LED Light located • Yellow - battery is nearly full of on display panel charge. • Red - battery is being charged. • Do not use any other type of power adapter than the one supplied with the balance. • Verify that the AC power socket outlet is properly protected. Note Please charge the battery before using the balance for the first time As the battery is used it may fail to hold a full charge.
3.0 3.1 Operation Initial Start-up Warm-up time of 15 minutes stabilizes the measured values after switching on. 3.2 Power ON/OFF 3. Press to turn the balance on. The self test will start. On/Off 4. Press again to turn balance off. On/Off 3.3 Zero Environmental conditions can lead to the balance not reading zero in spite of the pan not taking any strain. 1. Press to set the display to zero. Zero 3.
3.5 Weighing Units 1. Press Mode in the weighing mode to change the unit of measure: Mode Unit Mark Unit Name g gram Conversion (g) ct net carat 0.2g Lb pound 453.59237g OZ ounce 28.349523125g d dram 1.7718451g GN grain 0.06479891g OZt troy ounce 31.1034768g dWt penny weight 1.55517384g MM momme 3.749996g TLT tael twn 37.49995g TLh tael chn 37.799375g TLJ troy tael 37.4290018g tola 11.6638039g bt bangladeshi tola 1bt=11.
3.7 Parts Counting 1. Press Sample to enter the parts counting mode. Sample 2. Mode Select the sample count by pressing until the desired count is shown. Place selected quantity of product on the balance. Mode Display Count number sp 10 pcs For 10 pieces sP 20 pcs For 20 pieces sP 50 pcs For 50 pieces sP 100 pcs For 100 pieces sP 200 pcs For 200 pieces Table 3-2. Display/Count 3. Press to confirm. Zero 4. Add more items. The weight display will show the total number of parts. 5.
3.8 Accumulation Before setting the balance to accumulate it should be stable ( ) and the display should be at zero ( ). Accumulation is available only when weight is more than 20 divisions (or 20 times the resolution of balance). Accumulation Operation: 1. Place the load on the platform. 2. When the stable indicator ( 3. Display will show ACC x (x = total number of accumulations) for three seconds. The total saved value will then display for three seconds.
4.0 4.1 Calibration Normal Calibration 1. Press and hold Zero to enter calibration. unload is display. 2. Remove any weight from the platform. 3. After the stable indicator ( will display. 4. 4.2 ) is displayed, press to confirm. Load Zero Place the calibration weight (1/3 of the capacity) on the platform. Linear Calibration 1. Turn on the balance. Press 2. Press Mode Press 4. Press Zero 5. Press UNT will display. to enter N will display. Print Tare .P 1 LIN will display.
5.0 5.1 Parameter Settings Enter Parameter Setting Turn balance on (see “Power ON/OFF” on page 5) 1. Press Mode 2. Press Mode 3. Press Mode Mode during the self test to enter parameter setting mode. to scroll to desired parameter. to enter parameter and scroll through choices. Zero 4. Press 5. Press 6. Press 5.2 Mode Mode Print Print to change setting. , screen will display EX F1. to return to weighing mode.
3. Press to accept. Zero 4. Press Print to return to weighing mode. Note When battery is low, the backlight function is not available. 5.4 Communications 1. At “F3 Con”, press to enter setting. Zero 2. Press Mode Mode to modify print setup • print with print key • print continuous • Print automatic 3. Press to baud rate settings. Zero 4. Press 5. Press Mode Mode to toggle between choices. to select printer. Zero 6. Press 7.
Menu F1 unt F2 el F3 com Sub Menu g / ct / lb / oz / d / gn / ozt / dwt / mm / tl.T / tl.c / tl.t / t,. El au On Off El on On Off El off On Off P prt P cont P auto Description To set units, each one can be set to on or off. When weight is on the pan the backlight will turn on. Backlight is always on when balance is turned on. Backlight is always off when balance is turned on. By pressing Print key , weighing value will be added to the memory and send to printer if connected. Sends data continuous.
6.0 RS-232 Output 6.1 Specifications: • RS-232 output of weighing data • ASCII code • 600~9600 Baud • 8 data bits • No Parity 6.
7.0 7.1 Maintenance General Balance does not operate properly Determine whether the problem is constant or alternate. Be aware that problems can be caused by mechanical or electrical influences. Check the following: • Water • Corrosive materials • Vibrations, temperature or wind • Physical damage Check the balance cables for damage; check all connections and connectors for any loose contact or incorrect connection. Cleaning • Disconnect the power before cleaning.
Error Code Description POSSIBLE CAUSES Err 8 External calibration weight error More than 4% error as linear calibration Err 9 Unstable, can’t perform zero or tare Err 10 No data RS-232, continous communication Err 11 Won’t accept communication protocal Can get signal but can’t support Err 12 Accumulation error Max accmulate time 999 or total weight 999999 has been reached. Err 13 Lack of unit weight Counting: unit weight < 0.
7.3 Replace Battery 1. 2. 3. Remove the pan. Remove the top cover. Remove the two screws from the battery clamp. 4. Remove the connectors from the battery terminals. 5. Remove the used battery and replace with a new a battery. 6. Connect the connectors to the battery terminals. 7. Install the two screws to secure battery clamp. 8. Install top cover and pan. 9. Turn on the balance. 10. Charge the battery before using the balance for the first time.
8.0 Problems Troubleshooting Possible cause Common Solutions Display is blank. No self test Main power is turned off. Power supply faulty or not plugged in. Internal battery is not charged. On/Off switch is faulty. Check power is getting inside the balance and on/off switch is working. Verify the voltages, which are on the power labels. Blank display after self test Pan not installed Unstable weight Load cell damaged Check the pans are installed correctly. Try to turning on again.
Equipoise Limited Warranty Rice Lake Weighing Systems (RLWS) warrants that all RLWS equipment and systems manufactured and sold by RLWS and properly installed by an authorized RLWS Distributor or Original Equipment Manufacturer (OEM) will operate per written specifications as confirmed by the Distributor/OEM and accepted by RLWS. All systems and components are warranted against defects in materials and workmanship for one year.
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