Technische Daten / Technisches Merkblatt (nach pren ) ECHOGRAPH 1016B (Best.-Nr )

Transkript

1 DISPLAY type of display CRT D10 size of display 72 x 60 grid 68 x 55 scale division coarse:10 fold ( and ) fine: 5 fold ( and ) acceleration voltage 10 kv MEASURING RANGES measuring length mm; mm; m and 0-10 m steel, adjustable sound velocity <3000 bis >7000 m/s pulse shift mm steel ( 0-135µs ) linearity of time base deviation: <1 % of time base pulse repetition frequency in 3 steps, switched automatical by measuring length measuring length 10 mm 50 mm 250 mm 1000 mm PRF setting range: Hz Hz Hz trigger internal RF display up to 1000mm steel rectification positive wave selected by manufactor. TRANSMITTER number of transmitters 2, switched by RES power transmitter active in MID and LOW resolution transmitter active in HIGH shape of transmitter form Uni-directional (negative) needle pulse transmitter properties transmitter power: V50 = 280 V, tr = 40 ns, td = 280 ns transmitter pulse voltage V50 pulse rise time tr pulse length td transmitter resolution: V50 = 50 V, tr = 5 ns, td = 80 ns tolerance ± 15% (definitions see below: additional data according to pren ) frequency spectrum see below: additional data according to pren effective output impedance < 25 ΩOhm (power transmitter) / < 45 Ohm (resolution transmitter) transmitter damping 60 Ω, 360 Ω and variable 10 Ω - 1 kω AMPLIFIER and ATTENUATOR number of frequency ranges 2 (LF und HF range) nominal frequency ranges (-3dB) LF: MHz RF: MHz response LF: fo = 1.0 MHz ± 5%, f = 1.5 MHz ± 10% RF: fo = 3.7 MHz ± 5%, f = 5.0 MHz ± 10% temporal resolution ta1 = < 150 ns ± 10 % at 4 MHz ta2 = < 150 ns ± 10 % at 4 MHz maximum input sensitivity 100 µvpo für 100 % screen height minimuminput voltage for 10% sceen height LF range: 15 µvpp RF range: 30 µvpp receiver dynamics 107 db LF / 104 db RF equivalent input impedance c.f. appendix equivalent noise level LF range: 40 % screen height at 100 db RF range: 30 % screen height at 100 db linearity of display better than 1 db dead time after transmitter pulse LF range with power transmitter: < 7.0 µs RF range with power transmitter: < 5.0 µs RF range with resolution transmitter: < 3.0 µs adjustable attenuation 100 db in 2 x 30 db steps and 20 x 2 db steps 0-20 db switch cross talk damping 77 db at EN12668 gültig ab 1.Okt.2001 Seite 1 von 6

2 POWER SUPPLY mains operation via mains unit VAC, Hz output: 12 VDC operating temperature 0 C C permissible humidity 0 95 % permitted input voltage rechargeable batteries operation operational time ( at full load ) non-rechargeable battery mode operational time indication of battery capacity automatic cut-off stability of voltage changes charger VDC with rechargeable batteries (size D) 7 hrs approx. 9 ea. non rechargeable batteries size D depending from the quality of the batteries up to 10 hrs about 5 10 minutes before low voltage condition occurs flashed a yellow LED ( battery voltage as lower as 10,2V ± 0,2V). with low voltage condition from either at mains operation or battery Battery voltage as lower as 9.3 V ± 0.2 V < ± 1 % screen heigh and < ± 0.5 % screen width (with voltage variations within the permissible range) internal automatical charger with 800 ma cut off about: neative voltage variations;at temperatures below + 5 C or > + 60 C; and after max. 7h charging time. trickle charge pulses 800 ma PERMISSIBLE AMBIENT CONDITIONS temperature -10 at + 50 C at max. 95 % air humitidy dust and humidity mechanical protection IP40 OUTSIDE DATA size (h x w x d ) front panel (h x w ) weight 236 x 105 x 287 w/o handle 90 x 220 mm 4.4 kgs (w/o batteries) 5.6 kgs (w/ batteries) probe connector Lemo 1 autput connector monitor: 4 pin LEMO 00 connector mains unit: 2 pin plug gültig ab 1.Okt.2001 Seite 2 von 6

3 ADDITIONAL DATA according to pren % 10 % tr td V50 90% 100 % pulse shape and frequency spectrum of the power transmitter pulse shape and frequency spectrum of the resolution transmitter gültig ab 1.Okt.2001 Seite 3 von 6

4 (real component) pulse echo mode scale -200 to 800 Ohm ( 100 Ohm/div.) (imaginary component) pulse eche mode scale to 200 Ohm (50 Ohm/div.) gültig ab 1.Okt.2001 Seite 4 von 6

5 (real component) T/R mode scale -200 to 800 Ohm ( 100 Ohm/div.) (imaginary component) T/R mode Scale to 200 Ohm (50 Ohm/div.) gültig ab 1.Okt.2001 Seite 5 von 6

6 linearity of display attenuator nominal screenheight tolerance LF + RF % % stability at temperature changes (after warm-up time) display diffuseness (jitter of the screen display) accuracy of the calibrated attenuator echo height < +/- 5% echo position < +/- 1% screen width per 10 C temperature change echo height max. 2% screen height, echo position max. +/- 1% of screen width a) fine adjustment: accumulated max. +/- 1dB within a 20 db interval b) coarse adjustment: accumulated max. +/-2dB within a 60 db interval amplitude (db ) frequency response E1016B LF 0, frequency ( MHz ) aplitude ( db ) frequency response E1016B RF frequency ( MHz ) gültig ab 1.Okt.2001 Seite 6 von 6