GVT-427B - AC voltmetr

GVT-427B texnik xususiyatlari
AC VOLTAJ

O'lchov chegarasi

300 mkV / 1/3/10/30/100/300 mV / 1/3/10/30/100 V

O'lchov shkalasi

0 dan 1,0 gacha (1,12 gacha kengaytiriladi)
0 dan 3,1 gacha (3,2) (3,5 gacha kengaytiriladi)

Ishlash chastotasi diapazoni

10 Hz - 1 MGts, sinus to'lqinli signal

O'lchov xatosi

±3% (1 kHz ga nisbatan)

Ta'minot kuchlanishining o'zgarishi sababli qo'shimcha xatolik (10%)

± 0,5%

Nisbiy kuchlanish darajasi

O'lchov chegarasi

-70 / -60 / -50 / -40 / -30 / -20 / -10 / 0 / 10 / 20 / 30 / 40 dB

O'lchov shkalasi

-20 dB dan 0 dB gacha (1 dB gacha kengaytirish)

Malumot darajasi

0 dB = 1 V

Nisbiy quvvat darajasi

O'lchov chegarasi

-70 / -60 / -50 / -40 / -30 / -20 / -10 / 0 / 10 / 20 / 30 / 40 dBm

O'lchov shkalasi

-20 dBm dan 2 dBm gacha (3,2 dBm gacha kengaytirish)

Malumot darajasi

0 dBm = 1 mVt dan 600 ohmgacha

O'LCHISH KIRITI

Kirishlar soni

1-kanal, 2-kanal

Ishlash rejimlari

Mustaqil kuzatuv (1-kanal va 2-kanal uchun bitta kanal susaytiruvchisi ishlatiladi)

Kirish signali chastotasi javobining notekisligi (1 kHz ga nisbatan)

20 Hz - 200 kHz diapazonda < 3%
10 Hz - 1 MGts diapazonida < 10%

Kirish signalining harmonik buzilishi

< 2% (1 kHz ga nisbatan)

Kirish empedansi

1 Mohm / 50 pF

Maksimal kirish kuchlanishi

300 mkV /…/ 1 V ichida 300 V (ACpeak + DC).
3 V /…/ 100 V ichida 500 V (ACpeak + DC).

Izolyatsiya qarshiligi (kirish qutisi)

0,1 Ohm / 100 kOm, kalit bilan tanlash mumkin

Maksimal kuchlanish (kirish qutisi)

100 kOhm izolyatsiya qarshiligida ±30 Vpeak

KENG OLALI KUCHAYTIRISH CHISHI

Chiqish kuchlanishi

0,1 x Umeas. 1 kHz ga nisbatan (± 10%), yuk yo'q

Chiqish signali chastotasi javobining notekisligi (1 Gts ga nisbatan)

10 Hz - 1 MGts diapazonida < 3%, yuksiz

Maksimal kuchlanish (chiqish qutisi)

± 12 V tepalik

UMUMIY MA'LUMOT

Ko'rsatkichlar soni

Ikkita ko'rsatuvchi qurilma (qora va qizil strelkalar)

Ta'minot kuchlanishi

115/230V ±10%, 50/60Hz

Umumiy o'lchamlar

130 x 210 x 295 mm

Og'irligi

2,84 kg