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General information |
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Product type designation |
SB 1231, AI 1x16 bit TC |
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Supply voltage |
|
Rated value (DC) |
24 V |
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Input current |
|
Current consumption, typ. |
5 mA |
|
from backplane bus 5 V DC, typ. |
20 mA |
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Power loss |
|
Power loss, typ. |
0.5 W |
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Analog inputs |
|
Number of analog inputs |
1; Thermocouples |
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permissible input voltage for current input (destruction limit), max. |
±35 V |
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permissible input voltage for voltage input (destruction limit), max. |
±35 V |
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Technical unit for temperature measurement adjustable |
Degrees Celsius/degrees Fahrenheit |
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Input ranges |
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● Voltage |
Yes |
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● Current |
No |
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● Thermocouple |
Yes; J, K, T, E, R & S, B, N, C, TXK/XK(L); voltage range: ±80 mV |
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● Resistance thermometer |
No |
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● Resistance |
No |
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Input ranges (rated values), voltages |
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● -80 mV to +80 mV |
Yes |
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— Input resistance (-80 mV to +80 mV) |
≥1 MOhm |
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Input ranges (rated values), thermocouples |
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● Type J |
Yes |
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— Input resistance (type J) |
1 200 °C |
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● Type K |
Yes |
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— Input resistance (Type K) |
1 372 °C |
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Thermocouple (TC) |
|
Temperature compensation |
|
— parameterizable |
No |
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Analog outputs |
|
Number of analog outputs |
0 |
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Cable length |
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● shielded, max. |
100 m; shielded, twisted pair |
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Analog value generation for the inputs |
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Measurement principle |
integrating |
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Integration and conversion time/resolution per channel |
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● Resolution with overrange (bit including sign), max. |
15 bit; + sign |
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● Integration time, parameterizable |
No |
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● Interference voltage suppression for interference frequency f1 in Hz |
85 dB at 10 / 50 / 60 / 400 Hz |
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Smoothing of measured values |
|
● parameterizable |
Yes |
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Errors/accuracies |
|
Temperature error (relative to input range), (+/-) |
25 °C ±0.1%, to 55 °C ±0.2% total measurement range |
|
Repeat accuracy in steady state at 25 °C (relative to output range), (+/-) |
0.5 % |
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Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency |
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● Common mode interference, min. |
120 dB |
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Interrupts/diagnostics/status information |
|
Alarms |
Yes |
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Diagnostics function |
Yes; Can be read out |
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Alarms |
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● Diagnostic alarm |
Yes |
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Diagnoses |
|
● Wire-break |
Yes |
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Diagnostics indication LED |
|
● for status of the inputs |
Yes |
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● for maintenance |
Yes |
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Standards, approvals, certificates |
|
CE mark |
Yes |
|
CSA approval |
Yes |
|
UL approval |
Yes |
|
cULus |
Yes |
|
FM approval |
Yes |
|
RCM (formerly C-TICK) |
Yes |
|
KC approval |
Yes |
|
Marine approval |
Yes |
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Ambient conditions |
|
Free fall |
|
● Fall height, max. |
0.3 m; five times, in product package |
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Ambient temperature during operation |
|
● min. |
-20 °C |
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● max. |
60 °C |
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● horizontal installation, min. |
-20 °C |
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● horizontal installation, max. |
60 °C |
● vertical
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