Article number | 6ES7234-4HE32-0XB0 |
Analog I/O SM 1234, 4AI/2AO | |
General information | |
Product type designation | SM 1234, AI 4×13 bit/AQ 2×14 bit |
Supply voltage | |
Rated value (DC) | 24 V |
Input current | |
Current consumption, typ. | 60 mA |
from backplane bus 5 V DC, typ. | 80 mA |
Power loss | |
Power loss, typ. | 2 W |
Analog inputs | |
Number of analog inputs | 4; Current or voltage differential inputs |
permissible input voltage for voltage input (destruction limit), max. | 35 V |
permissible input current for current input (destruction limit), max. | 40 mA |
Cycle time (all channels) max. | 625 µs |
Input ranges | |
·
● Voltage · |
Yes; ±10V, ±5V, ±2.5V |
·
● Current · |
Yes; 4 to 20 mA, 0 to 20 mA |
·
● Thermocouple · |
No |
·
● Resistance thermometer · |
No |
·
● Resistance · |
No |
Input ranges (rated values), voltages | |
·
● -10 V to +10 V · |
Yes |
·
— Input resistance (-10 V to +10 V) · |
≥9 MOhm |
·
● -2.5 V to +2.5 V · |
Yes |
·
— Input resistance (-2.5 V to +2.5 V) · |
≥9 MOhm |
·
● -5 V to +5 V · |
Yes |
·
— Input resistance (-5 V to +5 V) · |
≥9 MOhm |
Input ranges (rated values), currents | |
·
● 0 to 20 mA · |
Yes |
·
— Input resistance (0 to 20 mA) · |
280 Ω |
·
● 4 mA to 20 mA · |
Yes |
Analog outputs | |
Number of analog outputs | 2; Current or voltage |
Output ranges, voltage | |
·
● -10 V to +10 V · |
Yes |
Output ranges, current | |
·
● 0 to 20 mA · |
Yes |
·
● 4 mA to 20 mA · |
Yes |
Load impedance (in rated range of output) | |
·
● with voltage outputs, min. · |
1 000 Ω |
·
● with current outputs, max. · |
600 Ω |
Cable length | |
·
● shielded, max. · |
100 m; shielded, twisted pair |
Analog value generation for the inputs | |
Measurement principle | Differential |
Integration and conversion time/resolution per channel | |
·
● Resolution with overrange (bit including sign), max. · |
12 bit; + sign |
·
● Integration time, parameterizable · |
Yes |
·
● Interference voltage suppression for interference frequency f1 in Hz · |
40 dB, DC to 60 V for interference frequency 50 / 60 Hz |
Smoothing of measured values | |
·
● parameterizable · |
Yes |
·
● Step: None · |
Yes |
·
● Step: low · |
Yes |
·
● Step: Medium · |
Yes |
·
● Step: High · |
Yes |
Analog value generation for the outputs | |
Integration and conversion time/resolution per channel | |
·
● Resolution (incl. overrange) · |
Voltage: 14 bit; Current : 13 bit |
Errors/accuracies | |
Temperature error (relative to input range), (+/-) | 25 °C ±0.1%, to 55 °C ±0.2% total measurement range |
Temperature error (relative to output range), (+/-) | 25 °C ±0.3%, to 55 °C ±0.6% total measurement range |
Basic error limit (operational limit at 25 °C) | |
·
● Voltage, relative to input range, (+/-) · |
0.1 % |
·
● Current, relative to input range, (+/-) · |
0.1 % |
·
● Voltage, relative to output range, (+/-) · |
0.3 % |
·
● Current, relative to output range, (+/-) · |
0.3 % |
Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency | |
·
● Common mode voltage, max. · |
12 V |
Interrupts/diagnostics/status information | |
Alarms | Yes |
Diagnostics function | Yes |
Alarms | |
·
● Diagnostic alarm · |
Yes |
Diagnoses | |
·
● Monitoring the supply voltage · |
Yes |
·
● Wire-break · |
Yes |
·
● Short-circuit · |
Yes |
Diagnostics indication LED | |
·
● for status of the inputs · |
Yes |
·
● for status of the outputs · |
Yes |
·
● for maintenance · |
Yes |
Potential separation analog outputs | |
·
● between the channels and the power supply of the electronics · |
No |
Degree and class of protection | |
IP degree of protection | IP20 |
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 |
Ambient conditions | |
Free fall | |
·
● Fall height, max. · |
0.3 m; five times, in product package |
Ambient temperature during operation | |
·
● min. · |
-20 °C |
·
● max. · |
60 °C |
·
● horizontal installation, min. · |
-20 °C |
·
● horizontal installation, max. · |
60 °C |
·
● vertical installation, min. · |
-20 °C |
·
● vertical installation, max. · |
50 °C |
Ambient temperature during storage/transportation | |
·
● min. · |
-40 °C |
·
● max. · |
70 °C |
Air pressure acc. to IEC 60068-2-13 | |
·
● Operation, min. · |
795 hPa |
·
● Operation, max. · |
1 080 hPa |
·
● Storage/transport, min. · |
660 hPa |
·
● Storage/transport, max. · |
1 080 hPa |
Relative humidity | |
·
● Operation at 25 ℃ without condensation, max. · |
95 % |
Pollutant concentrations | |
·
● SO2 at RH < 60% without condensation · |
S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free |
Connection method | |
required front connector | Yes |
Mechanics/material | |
Enclosure material (front) | |
·
● Plastic · |
Yes |
Dimensions | |
Width | 45 mm |
Height | 100 mm |
Depth | 75 mm |
Weights | |
Weight, approx. | 220 g |