DATA PRECISION 5740 User Manual

72-1002
Model 5740 COUNTER
1.2.2 Instrument Performance
Time Base
Type:
Frequency:
Uncertainty:
Stability:
Temperature:
Power Supply
Sensitivity:
Warm-up Time:
High-Stability Crystal
lOMHz
±0.1 ppm. Field adjustable
±0.01 ppm/sec. (Jitter)
±0.6 ppm/month
±4.0 ppm/year
±5 ppm, oven
0°C to 40°C
<0.1 ppm at all modes
< 10 minutes to rated performance
Input Characteristics
Coupling:
Impedance:
Sensitivity
(@ xl Atten):
Trigger Level:
AC (RC:i<0.05 seconds)
1 Megohm || 25pf (Input 2V @ xl Atten)
68 kilohm (Input 2V @ xl Atten)
Sinewave: lOmV RMS 5Hz to 20MHz linearly
to 50mV RMS (? lOOMHz
Pulse: 30mV p-p @ .25 nanosec. width
linearly to 150mV p-p @ 7.5 nanosec.
width
Rise Time: for adequate sensitivity after RC=
0.05 sec. coupling
Dwell Time: > 200 nanosec. (Period)
5 nsec. (Freq. , Events)
Adjustment Range @ xl Atten = ±0.5V
@ x20 Atten = ±10V
Maximum Inputs w/o Damage:
Sinewave:
Pulse:
DC to 50KHz: 250V RMS
50KHz to lOOMHz: V x F Product =
12.5 x 10^ (Or 5V, whichever is the greater)
Peak AC + DC 500V
(AC component limited as above)
Display
7 LED decimal digits, 0.43" high
5 LED decimal point
2 LED Annunciators (Gate, Overflow)
COPYRIGHT 1975 DATA PRECISION CORPORATION. PRINTED IN THE US.A.
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DATA PRECISION 5740 Specifications

General

Brand	DATA PRECISION
Model	5740
Category	Cash Counter
Language	English