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P-326-4

64 999 RUB
25 999 UAH
available:
2 pieces

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Remote P-326-4 measuring and switching (P3264, P 4 326, P-3264, P 3264, P326-4, P326 4)
 
Remote P-326-4 measuring and switching together with the measuring generator P-326-1 and the universal measure of the level of P-326-2 is designed for the measurement of communication lines, channels and circuits systems with frequency division with their setup, maintenance and repair in the frequency range 0.2 kHz-2100kGts.
With the help of measuring and switching control is provided by measuring the following parameters:
- Working attenuation and amplification of symmetric and asymmetric with respect to "ground" two-port;
- Crosstalk;
- Return loss;
- Decay asymmetry.
It is designed for installation and operation of a truck body, can be used in factory and laboratory conditions.
 
Technical characteristics of the instrument panels P-326-4 measuring and switching:
 
The unit provides a temperature range of -10 º C to +50 ° C, under conditions of high humidity to 98% at 35 ° C and when exposed to frost and dew.
Operating frequency range of the measurement instrument panel P-326-4 measuring and switching:
a) objects to the input and output resistance of 600 ohms - from 0.2 kHz to 150 kHz;
b) objects with input and output impedances 135 ohms, 150 ohms - from 4 kHz to 620kGts;
c) objects with the input and output impedance of 75 ohms - from 60 to 2100 kHz.
Frequency range attenuation inconsistency symmetric, asymmetric objects with input, output impedances - from 0.2 kHz to 1500kGts.
The instrument panel P-326-4 measuring and switching provides a schema:
a) measurement of working and crosstalk symmetric with respect to "ground" of objects with a nominal impedance 135 ohms, 150 ohms, 600 ohms, working to strengthen symmetric with respect to "ground" objects memorial resistances 150 ohms, 600 ohms, and with the help provided in the instrument of balancing and matching transformers instrument panel P-326-4 measuring and switching allows you to measure operating attenuation, gain, crosstalk asymmetric with respect to "ground" of objects with a nominal impedance of 75 ohms, 135 ohms, 150 ohms and 600 ohms, and strengthening business-symmetric "land" objects with a nominal impedance of 135 ohms;
b) Attenuation of inconsistency symmetric with respect to "ground" of objects with a nominal impedance 135 ohms, 150 ohms, 600 ohms, unbalanced - with a nominal impedance of 75 ohms, 135 ohms, 150 ohms, 600 ohms;
c) measuring the damping of the asymmetry of the objects with a nominal impedance 135 ohms, 150 ohms and 600 ohms.
Measurement range instrument panel P-326-4-switching attenuation measurement inconsistency - from 8dB to 30dB.
The limits of measuring the damping of the asymmetry in the frequency range from 0.2 kHz to 1024kGts - 45dB.
Own crosstalk between input and output circuits of the symmetrical panel P-326-4 measuring and comparing the switching frequencies up to 620kGts and between input and output unbalanced circuits at frequencies up to compare 2100kGts - at least 120dB.
The error of measuring the damping of inconsistency does not exceed:
- ± 1 dB - at frequencies of 150 kHz to;
- ± 1,5 dB - at frequencies above 150 kHz to 620kGts inclusive;
- ± 2 dB - at frequencies above 620kGts to 1500kGts inclusive.
Measurement error of the instrument panel P-326-4 measuring and switching the damping of the asymmetry does not exceed ± 2,6 dB.
Switching device provides a method of comparing measurements.
Crosstalk between the outputs, switched the key - not less than 40 dB.
The device has Baluns and matching transformers that provide coordination and balancing:
- Symmetric and asymmetric with respect to "ground" with a nominal impedance of two-135 ohm symmetrical four-pole with a nominal impedance 150 ohms;
- Symmetric with respect to "ground" with two-port impedance 600 ohm balanced or unbalanced with respect to "ground" a four with a nominal impedance 150 ohms, 135 ohms;
- Symmetric with respect to "ground" with a nominal impedance of two-150 ohms, 600 ohms unbalanced four-pole with impedance 150 ohms, 600 ohms.
Frequency range of transformers:
- 135 ohms Om/150, 150 ohms Om/150 - from 4 kHz to 620kGts;
- 600 ohms Om/600, 600 ohms Om/135 - from 0.2 kHz to 150 kHz;
- 150 ohms Om/600 - from 10 kHz to 150 kHz.
The working decay of transformers:
- 600 ohms Om/150, 150 Om/135 ohms, 150 ohms at Om/150 50kHz - less than 0.4 dB;
- 600 ohms Om/600, 600 Om/135 ohms at 1 kHz - no more than 0.4 dB.
Uneven frequency response attenuation transformers with respect to the damping at medium frequencies is less than ± 0,4 dB.
The damping of the asymmetry of transformers in the working range of frequencies - at least 43dB.
In the instrument panel measuring and switching P-326-4 consists of two stores damping:
- Shop symmetric damping with input and output impedance 600 ohms (M3 Z = 600 ohms);
- Shop symmetric damping with input and output impedance 150 ohms to use it as an asymmetric store the input and output impedance of 75 ohms (M3 Z = 150 ohms Om/75).
The maximum permissible input level Z = 150 M3 Om/75 ohm - 10 dB at the input of M3 Z = 600 ohms - 20 dB.
The maximum attenuation of each store unit control P-326-4 measuring and switching - 109.9 dB with the possibility of changes in 0.1 dB.
The error on the decay of the working shops dc does not exceed the attenuation at a nominal:
- From 0 dB to 10 dB inclusive - ± 0,1 dB;
- More than 10 dB to 40 dB inclusive - ± 0,2 dB;
- More than 40 dB to 80 dB inclusive - ± 0,4 dB;
- More than 80 dB to 109.9 dB inclusive - ± 1 dB.
The deviation of the input and output impedances of rated stores does not exceed ± 1%.
Uneven frequency response of the instrument panel P-326-4 measuring and switching does not exceed:
- ± 0,1 dB - Shop fade input and output impedance 150 ohms in the frequency range of 4 kHz, and 620kGts Shop fade input and output impedance of 75 ohms in the frequency range 60kGts-2100kGts the attenuation is 10 dB up to;
- ± 0,3 dB - Shop fade input and output impedance 600 ohms in the frequency range 0.2 kHz to 150 kHz at 0 dB attenuation on up to 80 dB, inclusive, to fade store the input and output impedance 150 ohms in the frequency range 4kHz-620kGts for Shop fade input and output impedance of 75 ohms in the frequency range 60kGts-2100kGts during fades of 10 dB to 80 dB, inclusive.
Additional error shops damping control unit P-326-4 measuring and switching on the input and output resistances shall not exceed:
- ± 0,5% for every 10 ° C from the nominal values ​​- in conditions of high and low temperatures, frost and dew;
- ± 2% from the nominal values ​​- in conditions of high humidity.
Additional error control unit stores the P-326-4 measuring and switching the attenuation does not exceed:
- ± 0,05 dB - 10 dB attenuation up to and including;
- ± 0,1 dB - attenuation over 10dB to 40dB up to and including;
- ± 0,2 dB - 40 dB for attenuations above 80 dB up to and including;
- ± 0,5 dB - 80 dB for attenuation over
for every 10 ° C in conditions of high and low temperatures, as well as in conditions of frost and dew;
- ± 0,2 dB - 10 dB attenuation up to and including;
- ± 0,4 dB - 10 dB for attenuations above 40 dB up to and including;
- ± 0,8 dB attenuation over 40 dB to 80 dB, inclusive;
- ± 2 dB - 80 dB for attenuation over
in damp conditions.
The instrument panel P-326-4 measuring and switching element has a decay 20dB with an input and output resistance of 150 ohms ± 1,5 Ohm to 75 Ohm symmetrical and ± 0,75 ohms unbalanced with respect to "ground" schemes.
The error on the decay of the working-level dc does not exceed ± 0,15 dB.
The maximum allowable input level control unit P-326-4 measuring and switching - 20dB.
Parameters of measurement and control and switching devices in it, normalized by measuring the nest.
Overall dimensions of the device control panel P-326-4 measuring and switching does not exceed 260H500H480mm.
Unit weight does not exceed 25kg. 

Photos: P-326-4

P-326-4 remote image.
P-326-4 remote image.
P-326-4 front view.
P-326-4 front view.
P-326-4 side view.
P-326-4 side view.
P-326-4 rear view.
P-326-4 rear view.
P-326-4 side view.
P-326-4 side view.
P-326-4 overhead view.
P-326-4 overhead view.
P-326-4 bottom view.
P-326-4 bottom view.


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