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B&K Precision 1856D Contador Multifuncion de 3.5 GHz Mide Frecuencia, Periodo, Totaliza

B&K Precision 1856D
1856D


 
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Precio: $623.00 Dólares+IVA

Disponibilidad: 2 a 4 Semanas
Código del Producto: 1856D

Descripción Especificaciones Técnicas
 
El modelo 1856D de BK Precision provee una gran versatilidad y confiabilidad para los laboratorios de espectro amplio para aplicaciones de laboratorio y servicio.
  • Interface RS232
  • Amplio rango de medicion de hasta 3.5GHz
  • Pantalla brillante de 9 digitos tipo LED 
  • Modo de prueba de periodo para mediciones exactas en bajas frecuencias
  • Modo de totalizacion le permite contar eventos de manera individual
  • Base de tiempo exacta con TCO (Oscilador Compensado en Temperatura) 
Specifications Model 1856D
Technical Specifications
Input A Characteristics
Frequency Range 0.1 Hz to 100 MHz (DC coupled)
30 Hz to 100 MHz (AC coupled)
Sensitivity 30 mV rms
Coupling AC or DC selectable.
Impedance 1 MÙ resistance shunted by < 40 pF
Attenuator x1 or x10 switch selectable
Low Pass Filter -3 dB point at approx. 100 KHz, switch selectable
Accuracy ± Time base error ± resolution (Table 1)
Resolution and Number of Displayed Digits
Time Base Selector INT EXT INT EXT INT EXT INT EXT
Gate Time 0.01S 0.1S 1S 10S
Number of Display Digits 5 6 6 7 7 8 8 9
Frequency (Input A) Resolution
0.1 Hz-0.99 Hz 10 µHz 1 µHz 1 µHz 0.1 µHz 0.1 µHz 10nHz 10nHz 1nHz
1 Hz-9.9 Hz 0.1mHz 10 µHz 10 µHz 1 µHz 1 µHz 0.1 µHz 0.1 µHz 10nHz
10 Hz-99 Hz 1 mHz 0.1mHz 0.1mHz 10 µHz 10 µHz 1 µHz 1 µHz 0.1 µHz
100 Hz-999 Hz 10mHz 1 mHz 1 mHz 0.1mHz 0.1mHz 10 µHz 10 µHz 1 µHz
1 KHz-9.9 KHz 0.1 Hz 10 mHz 10 mHz 1 mHz 1 mHz 0.1 Hz 0.1 mHz 10 µHz
10 KHz-99 KHz 1 Hz 0.1 Hz 0.1 Hz 10 mHz 10 mHz 1 mHz 1 mHz 0.1mHz
100 KHz-999 KHz 10 Hz 1 Hz 1 Hz 0.1 Hz 0.1 Hz 10 mHz 10 mHz 1 mHz
1 MHz-9.9 MHz 100 Hz 10 Hz 10 Hz 1 Hz 1 Hz 0.1 Hz 0.1 Hz 10 mHz
10 MHz-99 MHz 1 KHz 100 Hz 100 Hz 10 Hz 10 Hz 1 Hz 1 Hz 0.1 Hz
100MHz 10 KHz 1 KHz 1 KHz 100 Hz 100 Hz 10 Hz 10 Hz 1 Hz
(Table 1)
Max. Input Voltage Level
Fig. 1 Max. 
Input Level (Input A)
Fig. 1 Max. Input Level (Input A)
Period Range 10 nS to 10 S
Display n/µ/m (nano/micro/milli) Sec. with decimal point
Total Range 10 Hz to 30 MHz
Capacity 0 to 999 999 999, OVER FLOW: "OF"
RPM Range 600 to 600 x 106 RPM, OVER FLOW: "OF"
Input C Characteristics
Frequency Range 80 MHz to 3.5 GHz
Sensitivity 15mV from 80 MHz to 2000 MHz
20mV from 2000 MHz to 3.0 GHz
30mV from 3.0GHz to 3.2GHz
50mV from 3.2GHz to 3.5GHz
Coupling AC only
Impedance 50 Ù ±5%
Max. Input Level 3 V rms sine wave
Resolution and Number of Displayed Digits
Time Base Selector INT EXT INT EXT INT EXT INT EXT
Gate Time 0.01S 0.1S 1S 10S
Number Of Displayed Digits 5 6 6 7 7 8 8 9
Frequency (Input C) Resolution
100 MHz-999 MHz 10 KHz 1 KHz 1 KHz 100 Hz 100 Hz 10 Hz 10 Hz 1 Hz
1 GHz-3.7 GHz 100 KHz 10 KHz 10 KHz 1 KHz 1 KHz 100 Hz 100 Hz 10 Hz
(Table 2)
Time Base Characteristics
Type TCO (Temperature Controlled Oscillator)
Frequency 10.000000 MHz
Stability ±1 PPM (±1 count)
Line Voltage Stability Less than ± 1 PPM with ± 10% line voltage variation
Temperature Stability ±5 PPM from 0°C to 50°C
Max. Aging Rate ±5 PPM/year
Int. Std. Out
Level
Capacitance
10 MHz (Internal Standard Frequency Output)
1 V p-p or more. TTL (10TTL)
15pF
Ext. Std. In
Level
Impedance
10 MHz (External Standard Frequency Input)
1.5Vrms to 5Vrms
Approx. 600Ù
Display Characteristics
Display Nine Digit 0.56" LED with M (Mega) or K (Kilo) Hz; nano, micro, or milli (n/µ/m) Sec.; GT (GATE TIME); H (HOLD); and OF (OVERFLOW) indicators. FUNCTION and GATE TIME are user selected. OF display is shown when the count exceeds 999 999 999.
Hold In the FREQUENCY, PERIOD, TOTAL, RPM modes, measurement in progress is stopped; and the last complete measurement is displayed. When HOLD is released, a new measurement begins.
Gate Time Depending on input frequency
< 10 mS --------- Somewhere between 0.9 and 9mS
< 0.1 S ----------- Somewhere between 9 and 90mS
< 1 S -------------- Somewhere between 90 and 900mS
< 10 S ------------ Somewhere between 0.9 and 9S
Note: Last measurement display will remain for 10 seconds after signal off.
Dimensions and Weight
Dimensions (WxHxD) 9.4 x 3.5 x 10.6" (240 x 90 x 270mm)
Weight (Approx) 5.5lbs. (2.5 kg.)
Equipment Ratings
Power 115VAC±10%, 50-60 Hz, 9 W
Plug and Socket 3 wire ac power plug and 3 wire outlet
Fuse 500 mA/ 250V F type
Operating Environment
Temperature 0 °C to +40 °C (Accuracy Specified at 23 °C ± 5 °C)
Humidity up to 85% RH (Relative Humidity) to 40 °C without temperature extremes causing condensation within the instrument.
Storage Environment
Temperature -20°C to +70°C
Humidity below 85% RH
Insulation Category II Portable equipment of local level.
Pollution Degree 2
Protection to IEC 529 Ordinary
Note: Specifications are subject to change without notice.

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