Idrx-Rtd - Omega iDRX-ACC User Manual

Idrx signal conditioner series
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iDRX-RTD SPECIFICATIONS
100, 500, 1000 Ohm platinum RTD with both European
SPECIFICATIONS:
(alpha=0.00385) and American (alpha=0.00392) curves.
100 Ohm
-328 to 1562 °F -200 to 850 °C
Input Type:
500 Ohm
-328 to 1562 °F -200 to 850 °C
1000 Ohm
-328 to 1562 °F -200 to 850 °C
Dielectric strength per 1 minute test based on
ISOLATION:
EN 61010 for 50 Vdc or Vrms working voltage.
Three way Isolation:
• Power to input 1800V Peak
• Power to analog output/communication 1800V Peak
• Input to analog output/communication 1400V Peak
INPUT OVER-VOLTAGE PROTECTION:
250 V AC for 1 Minute
Dual slope
ANALOG TO DIGITAL TECHNIQUE:
3 readings/second, automatic polarity
READ RATE:
±0.5 °C for platinum RTD's
ACCURACY AT 25 °C:
0.05 °C/°C
TEMPERATURE STABILITY:
2 seconds to 99% of the final value
STEP RESPONSE FOR RS485 OUTPUT:
(Filter time constant = 64)
To verify the response time, check the carriage return <CR>,
RESPONSE TIME:
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.
30 minutes
WARM UP TO RATED ACCURACY:
10 to 32 Vdc
INPUT POWER:
2.4 Watts (100 mA at 24 Vdc)
POWER CONSUMPTION:
-5 to +55 °C
OPERATING AMBIENT:
-40 to +85 °C
STORAGE TEMPERATURE:
90% at 40 °C non-condensing
RELATIVE HUMIDITY:
2 WIRE
3 WIRE
RTD
4 WIRE
RTD
Page 28
J 4
J 2
+EXC
+SIG
-SIG
-EXC
J 1
J 2
+EXC
+SIG
-SIG
-EXC
J 2
+EXC
+SIG
-SIG
-EXC
J 3

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