Philips PM2519 - 1.5. dB MEASUREMENTS IN AC RANGES; 1.6. DC CURRENT MEASUREMENTS

1.5.
1.6.
Maximum d.c. voltage
Maximum V-Hz product
Relative reference setting
dB MEASUREMENTS IN AC RANGES
Range
0 dB reference
Reference resistor
Resolution
Number of representation units
Accuracy for signals > 80 mV
Signals > 10 mV
< 80 mV
Temperature coefficient
Input impedance
CMRR
Freq. range
AC detector
Crest factor
Response time
Maximum input voltage between
Maximum DC voltage
Maximum V-Hz product
Relative reference setting
DC CURRENT MEASUREMENTS
Ranges
{max. input current in highest range)
Resolution
Number of representation units
Accuracy
Temperature coefficient
Voltage drop at end of range
1:3
: 400 V
107
: With pushbutton ’’zero set on/off”
: —51 ... +43 dB (reference resistor 600 ohm).
Measured value less than 2 mV is displayed as UL,
measured value > 110 V is displayed as OL and
1 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 > 10 mV
1 dB for signals < 10 mV
: 999 for signals > 10 mV
99 for signals < 10 mV
:40 Hz... 10kHz+0.3dB
10 kHz... 20kHz+1 dB
:40 Hz..10kHz+1 dB
10 kHz...20kHz+4 dB
: 0.003 dB/°C
22 MQ + 1% for signals << 100 V
1,802 MQ + 1% for signals > 100 V
: > 100 dB for d.c. signals
> 80GB for a.c. signals 50/60 Hz
240 Hz... 20 kHz
: rms converter, a.c. coupled
: 2 at full scale, indication ( 4 }) when crest factor exceeded
1<2s
: HE and LO 600 Vrms
HI and earth 600 Vrms
LO and earth 250 Vrms
: 400 V
2107
: With push button “zero set on/off”
220 mA, 200 mA, 2A, 20A
: 10 A (20 A for max, 20 sec.)
7 10 pA in 20 mA range
: 2200
: + (0.5% of reading + 0.1% of full scale)
+ 0.05%/°C
220 mA, 2 A range < 60mV
200 mA range < 300 mV
at10Ain20Arange <200mV