LAUREL LAUREATE 2 Series, Руководство пользователя

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Load Cell Input
Range Resolution Resistance Zero Range Span Range Error
20.000 mV
50.000 mV
100.00 mV
250.00 mV
500.00 mV 1 µV
1 µV
10 µV
10 µV
10 µV
1 GΩ
-99999 to
99999
0 to ±99,999
0.01% of FS
±2 cts
Thermocouple Accuracy
Span Tempco ......................................................................................... 0.003% of reading/°C
............................................................................... 0.0015% of reading/°C for load cell meter
Zero Tempco ............................................................................................................ 0.2 µV/°C
Reference Junction Accuracy ..................................................................... 1°C, 10°C to 40°C
Dual & Quad Relay Options
Power to Relay Option ................................................................................ Powered by meter
Setpoint Setup ....................................................... Via front panel pushbuttons or RS232/485
Update Rate .................................................................................56/s at 60 Hz, 47/s at 50 Hz
Response to input signal (min) .................................................................. Display update rate
Input Signal (selectable) ........................................................ Filtered or unfiltered input signal
Actuation Modes (selectable) ...... Above or below setpoint, latching or non-latching, disabled
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
Alarm Status Indication .......................................................................... 2 or 4 red LED lamps
Status Indication Setup (selectable) ....................... Lit when output is ON or OFF, or disabled
Form C, SPDT Relay Output:
AC Rating ..........................................................................................................8A @ 240 Vac
DC Rating ........................................................................................................... 8A @ 24 Vdc
Isolation rating between signal common and contacts ............................................... 250 Vac
Insulation dielectric strength between signal common and contacts .......... 2.3 kV ac for 1 min
Form A, SPST Solid State Relay Output:
AC Rating .................................................................................................. 120 mA @ 140 Vac
DC Rating .................................................................................................. 120 mA @ 180 Vdc
Isolation rating between signal common and contacts ............................................... 250V ac
Insulation dielectric strength between signal common and contacts .......... 2.3 kV ac for 1 min
Analog Output Option
Power to Analog Output Option ................................................................... Powered by meter
Output Levels ..............................................................0-20 mA, 4-20 mA, 0-10V, -10 to +10V
Voltage Compliance, 0-20 mA Output .................................................. 12V (0-600 Ohm load)
Current Compliance, 0-10V, -10 to +10V Output ....................... 2 mA (5 kOhm or higher load)
Accuracy .......................................... Meter input accuracy ±0.02% of full scale analog output
Resolution ........................................................................................... 16 bit (1 part in 65,536)
Response Time ....................................................................................... 50/60Hz update rate
Scaling of Reading for Zero Output ............................................................-99,999 to +99,999