Omega Speaker Systems DRX-TC - Manual (Page 23)

Page 19
DRX-ACC SPECIFICATIONS
INPUT RANGES:
10 mA, 100 mA, 1 Amp, 5 Amp AC current
Dedicated input terminals for (10, 100 mA same
input), 1 Amp and 5 Amp. Return terminal common
to all ranges.
FREQUENCY RANGE:
30 Hz to 1KHz
INPUT IMPEDANCE:
3.3 Ohms for 10, 100 mA input
0.2 Ohms for 1 Amp input
0.04 Ohms for 5 Amp input
ISOLATION:
Dielectric strength to 1000 Vrms transient per
1 minute test based on EN 61010 for 50 Vdc or Vrms
working voltage.
Three way Isolation:
• Power to input
• Power to analog output/communication
• Input to analog output/communication
INPUT OVER-CURRENT PROTECTION:
10% Above full scale continuously
100% Above full scale for 10 seconds
ANALOG TO DIGITAL TECHNIQUE:
Dual slope
READ RATE:
3 readings/second
ACCURACY AT 25 °C:
± 0.2% of FS from 30 Hz to 1 KHz
TEMPERATURE STABILITY:
10, 100 mA Range 100 ppm/°C typical
1 Amp Range 150 ppm/°C typical
5 Amp Range 200 ppm/°C typical
STEP RESPONSE FOR RS485 OUTPUT:
2 seconds to 99% of the final value
(Filter time constant = 64)
RESPONSE TIME:
To verify the response time, check the carriage return
<CR>, it will be sent at the end of the response. You
can send another command after you receive the
<CR>.
i.e.
send: *01X01
response: 01X01<DATA><CR>
Note: 01 is address.
WARM UP TO RATED ACCURACY:
30 minutes
INPUT POWER:
10 to 32 Volt DC
POWER CONSUMPTION:
2.4 Watts (100 mA at 24 V DC)
OPERATING AMBIENT:
-5 to +55 °C
STORAGE TEMPERATURE:
-40 to +85 °C
RELATIVE HUMIDITY:
90% at 40 °C non-condensing
R E T U R N
5 A
1 A
1 0 0 m A
+ -
N/C
SIGNAL INPUT
D
C
P
W
R
1 2
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