LAUREL LAUREATE 2 Series, Руководство пользователя

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23. SPECIFICATIONS
Meter Display
Type .................................... 5 LED, 7-segment, 14.2mm (.56") high digits & 3 LED indicators
Color .................................................................................................................... Red or green
Range ...................................................................... -99999 to +99999 and -99990 to +99990
A to D Conversion
Technique (Pat.5,262,780) ........................................................................ Concurrent Slope
TM
Read Rate ............................................................... 60/s for 60 Hz NMR, 50/s for 50 Hz NMR
Output Update Rate .....................................................................56/s at 60 Hz, 47/s at 50 Hz
Display Update Rate .................................................................... 3.5/s at 60 Hz, 3/s at 50 Hz
Noise Rejection
CMV from DC to 60 Hz ................................................................................ Withstand 250Vac
Dielectric strength ....................................................................................... 2.3 kV ac for 1 min
CMR from DC to 60 Hz ................................................................................................ 130 dB
NMR at 50/60 Hz ............................................................... 90 dB with minimum digital filtering
Control Inputs (CMOS/TTL levels, logic 0 = tied to digital ground, logic 1 = open)
/ Hold input .......................................................................... Logic 0 holds display and outputs
/ Peak or Valley input ......................................................... Logic 0 displays peak/valley value
/ Tare input ......................................................................... Logic 0 offsets input value to zero
/ Tare Reset.......................................................................... Logic 0 resets Tare value to zero
/ Reset input ........................................................................ Logic 0 resets all meter functions
/ Function Reset input ................................................. Logic 0 resets peak values and alarms
/ Decimal Point input ..................... Overrides internal DP selections and controls DP position
/ Display Blank input .....................................................................Logic 0 shuts off the display
Power Requirements
Input Voltage (standard power) ...................................................... 85-264 Vac or 90-300 Vdc
Input Voltage (low voltage power option) ........................................... 12-32 Vac or 10-48 Vdc
Power Line Frequency ................................................................................. DC and 47-63 Hz
Power Consumption (typical, base meter) .
……1.2W @ 120 Vac, 1.5W @ 240 Vac, 1.3W @
10 Vdc, 1.4W @ 20 Vdc, 1.55W @ 30 Vdc, 1.8W @ 40 Vdc, 2.15W @ 48 Vdc
Power Consumption Adder for four 350 ohm load cells in parallel at 10V ....................... 1.2W
Maximum Applied Voltage Signals
Voltage input ranges of 2V and above (AC or DC) ................................................... 600 Vrms
Voltage input ranges of 200 mV (AC or DC), load cell, thermocouple, RTD .............±100 Vdc
Input Types, Ranges, Resolution, Error at 25°C