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Page 24
DRX-ST SPECIFICATIONS
INPUT RANGE:
±30mV/ ±100mV
Ratiometric or nonratiometric
EXCITATION:
10V @ 30mAor external
INPUT IMPEDANCE:
More than 1MΩ
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-RANGE PROTECTION:
Voltage input: From -10 to +20V
ANALOG TO DIGITALTECHNIQUE:
Multiple slopes
READ RATE:
8 readings/second, automatic polarity
ACCURACYAT 25 °C:
±0.2% of FS ± 2 counts
TEMPERATURE STABILITY:
75 ppm/°C typical
STEPRESPONSE 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:
3 watts (125 mAat 24Vdc)
OPERATING AMBIENT:
-5 to +55 °C
STORAGE TEMPERATURE:
-40 to +85 °C
RELATIVE HUMIDITY:
90% at 40 °C non-condensing
+
-
N/C
SIGNAL INPUT
D
C
P
W
R
1 2 3 4
J4
J2
J3
J1
PWR
R
S
4
8
5
-TX
-RX
+TX
+RX
TER
R
S
4
8
5
+EXC
+SIG
-SIG
-EXC
+EXC
-SIG
-EXC
V+ (external)
+EXC
+SIG
-SIG
-EXC
+SIG