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TECHNICAL DATA
This instrument has been designed and tested in accordance with iEC publication 348, Safety Requirements for
Electronic Measuring Apparatus, and has been suppiied in a safe condition. The present Operating Manual
contains information and warnings that shall be followed by the user to ensure safe operation and to retain the
apparatus in a safe condition.
All values mentioned in this description are nominal; those given with tolerances are binding and guaranteed by
the manufacturer.
Manufacturer
Typenumber
Designation
Measuring quantities
MEASURING PERFORMANCE
Direct voltage measurements (V =:
Ranges
Measuring modes
Measuring mode selection
Measuring speed
(Depending on
measured value)
Resolution
Accuracy at reference conditions
Temperature coefficient
Input impedance
Offset current at input
Temperature coefficient of the offset
current
Series Mode Rejection
Maximum Series Mode signal
Common Mode Rejection Ratio
(CMRR) with 1k & unbalance
and GUARD connected to Common
Mode voltage.
: NV. Philips MIG S & 1
PM2528
Automatic rms multimeter
Vde, Vac, Vac + de, Adc, Aac + de, 2 2w, 2.4w, °c
Optional: Vhf, Vpeak
200 — 2000
20 — 200 — 2006
The maximum input voltage is 1000 Vdc.
Normal Mode
(NM)
4% digit display
High Resolution Mode
(HRM)
5% digit display
High Speed Mode
(HSM)
4% digit display
NM and HRM with switch on the front of the PM2528 or via the op-
tional 1EC-bus interface PM9291.
HSM via the optional !EC-bus interface PM9291 only.
NM
: 3.310
5.4 measurements/s
HRM
=: 1.6to
2.7 measurements/s
HSM
=: 13
to 18.8 measurements/s
NM and HSM: 10uV.in range 200mV
HRM
+ 1pV in range 200mV
+ (0.01% of reading + 0.005% of range)
+ (0.002% of reading + 0.0005% of range}/°C
In ranges 200mV and 2000mV.
>)
1 GQ2//20pF
In other ranges
10
MQ//20pF
At overload
> 180 k 2 //20pF
<10pA, can be set to zero on front panel
< pac
AtNM
>70dB
at 50 or 6OHz + 0,1%
>50cB
at 500r60Hz
+1
%
AtHRM
> 80dB at 50 or 50Hz + 0,1%
> 60cB at SQor60Hz
+ 1 %
AtHSM
> 60¢dB at 50 or 6OHz + 0,1%
>40dB
at 50or60Hz
+1
%
Peak valué 180% of range.
AtNM
> 740dB for de signats
> 150dB for ac signals of 50 or 60Hz + 0,1%
> 130dB for ac signais of 50 or BOHz +1 %
ae
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