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1.  ORDERING GUIDE

 

Configure a model number in this format: 

LW20201SG1, CBL01 

 

LW

 ........... Laureate scale / weight meter 

Display Color 

1

 ............................. DPM with green LED 

2

 ................................. DPM with red LED 

Power 

0

 ............................................85-264 Vac 

1

 ........................ 10-48 Vdc or 12-32 Vac 

Setpoint Output 

0

 ..................................................... None 

1

 ........................... Two 8A contact relays 

2

 ............................ Two solid state relays 

Analog Output 

0

 ..................................................... None 

1

 .............. 4-20 mA, 0-10V, -10V to +10V 

Digital Interface 

0

 ..................................................... None 

1

 ................................................... RS232 

2

 ................................................... RS485 

4

 ..................................... RS485-Modbus 

5

 ...................................................... USB 

6

 ....................... USB-to-RS485 converter 

7

 ................................................ Ethernet 

8

 ................ Ethernet-to-RS485 converter   

 

Input Type 

Process Signals 

(4-20 mA, 0-10V, 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 signal & reading, max signal 
&  reading.  Full-scale  ranges  200  mV  to 
20V. 10 Vdc excitation.

 

Load Cells 

 (6-wire ratio) 

WM1

<.<.. ............... -99,999 to +99,999 

Specify min input & reading, max signal 
&  reading.  Full-scale  range  20  mV  to 
500 mV. 10 Vdc excitation. 
 

 
Options & Accessories 

BL

 ................ Blank lens, no button pads

 

CBL01

 ..  ....... RJ11-to-DB9 RS232 cable 

Connects meter to PC com port.

 

CBL02

 ..  ................ USB-to-DB9 adapter 

 ................. 

For use with CBL01 

CBL05

 ..  ................................ USB-cable 

 ... 

Type A male to Type B male. 

IPC

 

................... NEMA-4 panel cover 

BOX1

 ....  .. NEMA4 wall mount enclosure 

BOX2

 ....  ......................... BOX1 plus IPC 

 
 

 

 

   

Содержание LAUREATE LW20201SG1

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 27: ...27 SERIAL CONNECTION EXAMPLES...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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