LAUREL LAUREATE LW20201SG1 Owner'S Manual Download

Page: 1 / 43

LAUREATE SERIES

SCALE / WEIGHT METER OWNERS MANUAL

Now with USB & Ethernet

LAUREL

Electronics Inc.

3183-G Airway Ave, Costa Mesa, CA, 92626, USA
Tel: (714) 434-6131

•

Fax: (714) 434-3766

•

Website:

www.laurels.com

Summary of Contents for LAUREATE LW20201SG1

Page 1: ...1 LAUREATE SERIES SCALE WEIGHT METER OWNERS MANUAL Now with USB Ethernet LAUREL Electronics Inc 3183 G Airway Ave Costa Mesa CA 92626 USA Tel 714 434 6131 Fax 714 434 3766 Website www laurels com...

Page 2: ...etc P 4 20 mA 0 100 00 P1 Custom Scaling Specify min signal reading max signal reading 10 Vdc excitation Strain Gauge Potentiometer 4 wire ratio SG 0 200 mV 0 100 00 SG1 Custom Scaling Specify min si...

Page 3: ...LY 9 9 FRONT PANEL SETUP KEYS 11 10 ENABLING LOCKING OUT MENU ITEMS 13 11 PROCESS STRAIN INPUT JUMPERS 14 12 LOAD CELL INPUT JUMPERS 15 13 SCALE METER SETUP 16 14 DUAL RELAY OUTPUT OPTION 21 15 ANALOG...

Page 4: ...t The meter case conforms to the 1 8 DIN size standard It is made of high impact 94V 0 UL rated plastic and is watertight to NEMA 4 IP65 when panel mounted Mounting is from the front of the panel and...

Page 5: ...les of 1 2 5 10 20 50 100 200 500 or 1000 For example if count by 10 is selected the meter will display 20 for an internal count of 15 to 24 Fixed dummy right hand zero The display can be shifted to t...

Page 6: ...peration as soon as power is connected The 85 264 Vac mains connector P1 Pins 1 3 is colored Green to differentiate it from other input and output connectors The 12 32 Vac 10 48 Vdc mains connector is...

Page 7: ...for RS232 dual RJ11 plugs for RS485 dual RJ45 plugs for RS485 Modbus or USB Warning Hazardous voltages may be present on pins 4 5 6 of P1 since digital ground is tied to pin 3 of P5 Signal Input Keep...

Page 8: ...8 The analog output is sourcing Do not put an external voltage source in series Applying an external 24 Vdc source will burn out the analog output board P3 SERIAL COMMUNICATIONS P4 ANALOG OUTPUT...

Page 9: ...may need to remove rear panel knock outs to fit new boards Note When an option board is installed correctly the top and bottom edges of the main board and option board are aligned Misaligned boards wi...

Page 10: ...d by a screw Turning a screw clockwise extends the pawl outward Turning the screw clockwise further tightens it against the panel to secure the meter Turning a screw counterclockwise loosens the pawl...

Page 11: ...igation KEYS IN RUN MODE MENU Key Pressing MENU from the Run Mode enters the Menu Mode Pressing MENU repeatedly will step the meter through the various menu items if these have not been locked out and...

Page 12: ...ns available with the meter s signal conditioner For the DC signal conditioner these are _dC U _dC A and _rAtio Pressing from the SEtuP ConfFG FiLtr SCALE OFFSt Loc 1 Loc 2 or Loc 3 menus items sequen...

Page 13: ...rd next to the input connectors see figure SETTING SOFTWARE LOCKOUTS Set the lockout digit to 1 if you do not want the menu item to be changed by an operator other wise to 0 Loc 1 Loc 2 Loc 3 Loc 4 Pr...

Page 14: ...jumpers for locations designated by a capital letter 3 Use 2 5 mm 0 1 jumpers for locations designated by a lower case letter 4 Store spare jumpers on an unused jumper post not associated with a capi...

Page 15: ...ted Please see the Glossary for an explanation of each method Load cell scale meters utilize the load cell signal conditioner board which offers sensitivity to 20 mV full scale and 4 or 6 wire load ce...

Page 16: ...and span adjustment The other two scaling methods namely scale and offset method and coordinates of 2 points method are selectable under SEtuP when ConFG digit 2 is set to 0 The programming example b...

Page 17: ...00 Power line frequency 0 Noise minimized for 60 Hz 1 Noise minimized for 50 Hz 00000 Peak Key Action 0 Display peak 1 Tare action 00000 Scaling method 0 Scale and offset method 1 Coordinates of 2 poi...

Page 18: ...nt by or Auto zero function 00000 Count by see Glossary 0 Count by 1 5 Count by 50 1 Count by 2 6 Count by 100 2 Count by 5 7 Count by 200 3 Count by 10 8 Count by 500 4 Count by 20 9 Count by 1000 00...

Page 19: ...shing first digit 0 thru 9 for other flashing digits Decimal point location is selected by dEC Pt Scaling method Coordinates of 2 points if selected under SEtuP Appears before _InPut Lo In Low signal...

Page 20: ...on 15 SEr 1 SEr 2 SEr 3 SEr 4 _Addr Menu items related to serial communications These will only appear if an RS232 or RS485 I O board is detected If so see Section 16 Menu lockout items Loc 1 Loc 2 Lo...

Page 21: ...k see Section 10 Enabling Locking Out Menu Items Press Menu Select Key Press Digit Select Key Press Value Select Key ALSEt Alarm Setup for relays 1 2 if detected Press until ALSEt is displayed 00000 R...

Page 22: ...conversions and performs setpoint control If the Peak key is pressed while a setpoint is displayed conversion stops and the setpoint can be changed After pressing you have 30 seconds or the meter will...

Page 23: ...n a reading rises above a setpoint and change back automatically when the reading falls below that setpoint Dribble is a settable scale meter parameter in counts which allows a flow to be shut off bef...

Page 24: ...ny high displayed reading An Hi The meter will then apply a straight line fit between these two end points to provide an analog output scaled to the meter reading KEYSTROKES FOR SETUP If the MENU key...

Page 25: ...go from device to device To connect a meter with a USB board to a computer use a USB cable with Type A and Type B connectors The computer will display Found new Hardware followed by Welcome to the Fo...

Page 26: ...o jumpers installed RS485 Modbus Board Full Duplex Operation b e Bias jumpers should be installed on 1 board a d Installed on last meter in long cable run RS485 Modbus Board Half Duplex Operation b e...

Page 27: ...27 SERIAL CONNECTION EXAMPLES...

Page 28: ...0 Output signal source 0 Send unfiltered value 1 Send filtered value __000U Baud rate 0 300 baud 1 600 baud 2 1200 baud 3 2400 baud 4 4800 baud 5 9600 baud 6 19200 baud __000U Output update rate for c...

Page 29: ...al start stop char 0 Standard continuous mode 1 Special start stop characters 00000U RTS mode 0 Normal RTS 1 RTS pulse single transmission 00000U Termination characters 0 Only at end of all items 1 At...

Page 30: ...for special features The same jumper locations apply to the universal power supply 85 264 Vac and to the low voltage power supply 12 32 Vac or 10 48 Vdc Excitation output Jumper locations 5 Vdc 5 100...

Page 31: ...y double click on setup exe which will install the software on your PC PREREQUISITES FOR CONNECTED USE 1 PC with available Com port 2 Meter to be set up 3 Communication board in the meter This board c...

Page 32: ...Display Scaling Filter Relay Alarms Communications Analog Out and Lockouts If the required hardware such as the analog output board is not sensed the corresponding tab will be grayed out ADDITIONAL FE...

Page 33: ...The Jumpers pull down menu provides jumper positions for the various meter boards duplicating information in this manual The Calibration pull down menu allows easy calibration of voltage and current...

Page 34: ...ave your setup to disk and have an electronic record 19 SCALE METER CALIBRATION All analog input and analog output ranges of the meter have been digitally calibrated at the factory prior to shipment u...

Page 35: ...ay and outputs Peak Logic 0 displays peak value Tare Logic 0 offsets input value to zero Tare Reset Logic 0 resets Tare value to zero Meter Reset Logic 0 resets all meter functions Function Reset Logi...

Page 36: ...d Output Time Delay selectable 1 to 128 readings Front Panel Enable Lockout Modes selectable 1 Display and change setpoints 2 Display but do not change setpoints 3 Neither display nor change setpoints...

Page 37: ...0 Serial Protocols Custom ASCII Modbus RTU Modbus ASCII selectable Signal Levels Meet RS232 RS485 USB Ethernet standards Isolation rating between signal common and serial I O 250V ac Insulation dielec...

Page 38: ...es above a specified limit and changes back automatically when the reading falls below a limit Autofilter A selectable digital filter mode which auto matically selects an appropriate moving aver age f...

Page 39: ...o reset the value again the input must be open or 5V applied logic level false and then set low Ground Loop A closed conductive path in external ground wiring that allows stray currents to flow in gro...

Page 40: ...x 31 32 new reading x 1 32 equivalent to 1 2 sec RC time constant Old average x 63 64 new reading x 1 64 equivalent to 2 4 sec RC time constant Old avg x 127 128 new reading x 1 128 equivalent to 4 8...

Page 41: ...ng mode of the meter where readings are taken as opposed to the menu mode Scale A constant multiplier used to go from A D converter counts to displayed counts This is the slope term m in the straight...

Page 42: ...esis bands and deviation bands are specified by two symmetrical limits around the setpoint Span The number of counts corresponding to a given signal range Tare A rear panel input which causes the disp...

Page 43: ...Mishandling or abuse The warranty set forth above is exclusive and no other warranty whether written or oral is expressed or implied Laurel specifically disclaims implied warranties of merchantability...

Search results

Summary of Contents for LAUREATE LW20201SG1

Reviews:

Related manuals for LAUREATE LW20201SG1

Brands by name

Popular brands

LAUREL LAUREATE LW20201SG1, Owner'S Manual

Search results

Summary of Contents for LAUREATE LW20201SG1

Reviews:

Related manuals for LAUREATE LW20201SG1

Brands by name

Popular brands