SM 1232 analog output signal modules permit the use of analog outputs.SM 1232 analog output signal modules convert digital signals of the SIMATIC S7-1200 Controller into signals for controlling the respective process.

Siemens Modules S7-1200 Product Specifications:

Article number	6ES7232-4HB32-0XB0	6ES7232-4HD32-0XB0
	Analog Output SM 1232, 2AO	Analog Output SM 1232, 4AO
General information
Product type designation	SM 1232, AQ 2×14 bit	SM 1232, AQ 4×14 bit
Supply voltage
Rated value (DC)	24 V	24 V
Input current
Current consumption, typ.	45 mA	45 mA
from backplane bus 5 V DC, typ.	80 mA	80 mA
Power loss
Power loss, typ.	1.5 W	1.5 W
Analog outputs
Number of analog outputs	2; Current or voltage	4; Current or voltage
Output ranges, voltage
● -10 V to +10 V	Yes	Yes
Output ranges, current
● 0 to 20 mA	Yes	Yes
Load impedance (in rated range of output)
● with voltage outputs, min.	1 000 Ω	1 000 Ω
● with current outputs, max.	600 Ω	600 Ω
Cable length
● shielded, max.	100 m; shielded, twisted pair	100 m; shielded, twisted pair
Analog value generation for the outputs
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max.	14 bit; Voltage: 14 bit; Current : 13 bit	14 bit; Voltage: 14 bit; Current : 13 bit
Errors/accuracies
Temperature error (relative to output range), (+/-)	25 °C ±0.3%, to 55 °C ±0.6% total measurement range	25 °C ±0.3%, to 55 °C ±0.6% total measurement range
Basic error limit (operational limit at 25 °C)
● Voltage, relative to output range, (+/-)	0.3 %	0.3 %
● Current, relative to output range, (+/-)	0.3 %	0.3 %
Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency
● Common mode voltage, max.	12 V	12 V
Interrupts/diagnostics/status information
Alarms	Yes	Yes
Diagnostics function	Yes	Yes
Alarms
● Diagnostic alarm	Yes	Yes
Diagnoses
● Monitoring the supply voltage	Yes	Yes
● Wire-break	Yes	Yes
● Short-circuit	Yes	Yes
Diagnostics indication LED
● for status of the outputs	Yes	Yes
● for maintenance	Yes	Yes
Degree and class of protection
IP degree of protection	IP20	IP20
Standards, approvals, certificates
CE mark	Yes	Yes
CSA approval	Yes	Yes
UL approval	Yes	Yes
cULus	Yes	Yes
FM approval	Yes	Yes
RCM (formerly C-TICK)	Yes	Yes
KC approval	Yes	Yes
Marine approval	Yes	Yes
Ambient conditions
Free fall
● Fall height, max.	0.3 m; five times, in product package	0.3 m; five times, in product package
Ambient temperature during operation
● min.	-20 °C	-20 °C
● max.	60 °C	60 °C
● horizontal installation, min.	-20 °C	-20 °C
● horizontal installation, max.	60 °C	60 °C
● vertical installation, min.	-20 °C	-20 °C
● vertical installation, max.	50 °C	50 °C
Ambient temperature during storage/transportation
● min.	-40 °C	-40 °C
● max.	70 °C	70 °C
Air pressure acc. to IEC 60068-2-13
● Operation, min.	795 hPa	795 hPa
● Operation, max.	1 080 hPa	1 080 hPa
● Storage/transport, min.	660 hPa	660 hPa
● Storage/transport, max.	1 080 hPa	1 080 hPa
Relative humidity
● Operation at 25 ℃ without condensation, max.	95 %	95 %
Pollutant concentrations
● SO2 at RH < 60% without condensation	S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free	S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free
connection method / header
required front connector	Yes	Yes
Mechanics/material
Enclosure material (front)
● Plastic	Yes	Yes
Dimensions
Width	45 mm	45 mm
Height	100 mm	100 mm
Depth	75 mm	75 mm
Weights
Weight, approx.	180 g	180 g