Philips PM2519 - 1.3. dB MEASUREMENTS IN DC RANGES; 1.4. AC VOLTAGE MEASUREMENTS

12
1.3.
1.4.
dB MEASUREMENTS IN DC RANGES
Range
0 cB reference
Reference resistors
Resolution
Number of representation units
Accuracy
Temperature coefficient
Input impedance
CMRR
Response time
Maximum input voltage between
AC VOLTAGE MEASUREMENTS
Ranges
(max. input voltage in highest range)
Resolution
Number of representation units
Accuracy
(vatid between 3% and 100% of range)
Temperature coefficient
Input impedance
CMRR
Freq. range
AC detector
Crest factor
Response time
High voltage sign
Maximum input voltage between
: —57 ... +43 dB (reference resistor 600 ohm} mo
Measured value less than 1 mV is displayed as —UL,
measured value > 110 V is displayed as OL and iY
: 1 mW in reference resistor or when selecting the relative
reference function with push button ‘zero set on/off”
: 50, 75, 93, 110, 125, 135, 150, 250, 300, 500, 600, 800,
900, 1000, 1200, 8000 ohms can be selected with preset
knob
: 0.1 dB for signals > 10mV
1. dB for signals << 10mV
: 999 for signals > 10 mV
99 for signals << 10 mV
: Signals > 10 mV: 0.2 dB
Signals <<10mV:1 dB
: 0.0013 dB/°C
:10 MQ + 1% for signals << 100 V
9,11 MQ + 1% for signals > 100 V —
:> 100 dB for d.c. signals
> 100 dB for a.c. signals 50/60 Hz
i<ts
: Hl and LO 1000 Vrms
HI and earth 1000 Vrms
LO and earth 250 Vrms
:1V,10V, 100 V, 1000 V
: 600 V
: 100 pV in 1 V range
Measured value less than 0.2% of range is displayed as zero
: 11000
:40 Hz... 1kHz+ (0.5% of reading + 0.1% of range)
1kHz... 10kHz+(1 % of reading + 0.1% of range)
10 kHz... 20kHz+{(5 % of reading + 0.5% of range)
2 <0,03%/OC Me,
>1V, 10 V range 2 M&2 + 1%
100 V, 1000 V range 1,802 MQ + 1%
:> 100 dB for d.c. signals
> 80 dB for a.c. signals 50/60 Hz
: 40 Hz... 20 kHz
1 rms converter, a.c. coupled
: 2 at full scale, indication ( 4 ) when crest factor exceeded
22s including, < 1s excluding ranging
ras in display if Vin 110 Vrms
: HLand LO 600 Vrms
HI and earth 1000 Vrms
LO and earth 250 Vrms