DRX-ACC

DRX-ACC
AC CURRENT INPUT SIGNAL CONDITIONER

What You need:
ò Your choice of the signal conditioner
ò IBM PC or compatible
ò Windows 3.1 or higher, or Windows 95
ò RJ12 connector with telephone cable
ò Adapter (DB9/25 to RJ12)

SETTING UP YOUR SYSTEM
DRN Computer Connection

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
Three way isolation up to 1800 V Peak for 1 minute, 354 V Peak continuous per IEC spacing. Common mode rejection 100 dB

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