Analog I/O module Siemens model 6ES72334HD500XB0

Technical specifications

Product type designation

SB 1233, AI 2x 14 bit/AQ 2x 14 bit

Rated value (DC)

24 V

permissible range, lower limit (DC)

20.4 V

permissible range, upper limit (DC)

28.8 V

Number of analog inputs

2; Current or voltage differential inputs

Number of analog outputs

2; Current or voltage

Monitoring the supply voltage

Yes

IP degree of protection

IP20

Fall height, max.

0.3 m; five times, in product package

Width

15 mm

Height

62 mm

Depth

63 mm

Current consumption, typ.

25 mA

from backplane bus 5 V DC, typ.

29 mA

Power loss, typ.

2 W

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.

0.625 ms; at 400 Hz rejection

Voltage

Yes; ±10V, ±5V, ±2.5V

Current

Yes; 4 to 20 mA, 0 to 20 mA

-10 V to +10 V

Yes

Input resistance (-10 V to +10 V)

≥1 MOhm

-2.5 V to +2.5 V

Yes

Input resistance (-2.5 V to +2.5 V)

≥1 MOhm

-5 V to +5 V

Yes

Input resistance (-5 V to +5 V)

≥1 MOhm

0 to 20 mA

Yes

Input resistance (0 to 20 mA)

< 290 Ω, > 270 Ω

4 mA to 20 mA

Yes

Input resistance (4 mA to 20 mA)

< 290 Ω, > 270 Ω

shielded, max.

100 m; shielded, twisted pair

with voltage outputs, min.

1 000 Ω

with current outputs, max.

600 Ω

Measurement principle

Differential

Resolution with overrange (bit including sign), max.

13 bit; + sign

Integration time, parameterizable

Yes

Documents / datasheets

Source reviewed: 2026-10-24

Description

Analog I/O module Siemens part number 6ES72334HD500XB0; Rated value (DC): 24 V; permissible range, lower limit (DC): 20.4 V; permissible range, upper limit (DC): 28.8 V. Technical specifications, condition and supply feasibility are checked before ordering.