ECU-6, EMC Control Unit

For radiated immunity testing according to IEC/EN 61000-4-3, ISO 11452-2/3/4/5 and MIL-STD 461, RS 103

DESCRIPTION
The ECU-6 is a central EMC test and control unit, which combines in just one compact box many major test components like signal generator, power meter, directional couplers and relay switching unit, which are needed for EMC tests. That reduces the cabling work and possible cabling mistakes to a minimum. Furthermore it includes general functions like EUT-monitoring and an interlock safety-system. With all the functions described above, the ECU-6 is a real all-rounder, which can be used for many different conducted and radiated immunity tests as well as control unit to switch between EMI-receiver and spectrum analyzer and different measuring antennas without time consuming cabling work. It allows to control and to switch automatically between up to four external amplifiers, all connected to the ECU-3/-6 and up to three different outputs for antennas or coupling devices (CDNs, EM-coupling clamp, BCI-clamps). The integrated signal generator is available to cover the frequency range from 9 kHz to 6 GHz. Amplitude modulation is available with a modulation rate of 1 Hz to 30 kHz and a modulation depth of 0 % to 90 %. Pulse modulation can be switched on with a repetition frequency of 0.1 Hz to 100 kHz and a duty cycle of 1 % – 99 %. In a word, it includes all requirements according to present EMC standards and it is best prepared for possible future changes.

SPECIAL FEATURES
– Conducted immunity tests according to IEC/EN 61000-4-6, 10 kHz – 230 MHz
– BCI-tests according to ISO 11452-4 and MIL-STD 461, CS 114
– Radiated immunity tests according to: IEC/EN 61000-4-3, ISO 11452-2/3/4/5, MIL-STD 461, RS 103
– Automatic switching between up to four external power amplifiers and connected coupling units / antennas
– Automatic switching between up to two EMI-receivers, spectrum analyzers and three different antennas
– Easy integration into any control software by dll-driver
– Integrated interlock safety system

Technical specifications ECU-6
Signal generator
Output 50 Ω, N female
Output (relay) 4 x N male
Frequency range 9 kHz to 6.5 GHz
Frequency resolution 0.001 Hz
Output level range -100 dBm to +13 dBm
Output level resolution 0.1 dB
Output level accuracy ±1 dB max.
Accuracy (frequency) ±100 ppm
Harmonics < -30 dBc
Non harmonics < -55 dBc
Amplitude modulation
Modulation rate 1 Hz to 20 kHz; resolution 0.1 Hz
Modulation depth 0 to 90 %; resolution 1 %
Modulation waveforms sinusoidal, triangular, square
Pulse modulation
ON/OFF ratio typ. 80 dB
Repetition frequency 0.1 Hz to 100 kHz
Duty cycle 1%-99%; resolution1%
Frequency modulation
Modulation rate 300 Hz to 300 kHz
RF-Power Meter
Number of channels 9
Frequency Range 10 kHz – 500 MHz (channel 1,2,9)
100 kHz – 6 GHz (channel 3,4,5,6,7,8)
Measuring range -60 dBm to +20 dBm (10 kHz ≤ f ≤ 4 GHz)
-45 dBm to +20 dBm (4 GHz < f ≤ 6 GHz)
Accuracy ±1 dB (0.5 dB typical)
Resolution 0.1 dB
Max. input level +27 dBm (= 500 mW)
VSWR 1.15
EUT-fail input 2 x TTL/CMOS compatible
Input resistance 2.2 kΩ
Level TTL / CMos compatible, optical decoupled
Remote control
USB-B Connection to computer
GPIB / IEEE488 Connection to computer
Ethernet / RJ45 option
Display
Displayed items Frequency, Power levels P(forw), P(rev), modulation (4 lines x 16 characters)
RF-relay switching unit
max. power up to 100 MHz 2000W
max. power up to 600 MHz 1000W
max. power up to 1 GHz 700W
max. power up to 3 GHz 400W
max. power up to 6 GHz 300W
General data
Temperature range 0 to 40°C
Warm-up time 15 min.
Housing 19”-Subrack or desktop case
Dimensions (W x H x D) 449 mm x 177 mm x 580 m
Weight approx. 18 kg
AC input 100 – 240 VAC, 50 / 60 Hz
Options Please download our data sheet for detailled information

 

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