Phoenix Contact IB ST 24 AI 4/SF4 Analog Input Module

Selling Points

14 Differential Inputs: Connects up to 4 analog signals for precise data acquisition.
2Versatile Signal Types: Supports 0-10V and 4-20mA signal types for various industrial applications.
3IP20 Protection: Ensures reliable operation in harsh environments with IP20 protection.
4DIN Rail Mounting: Easy installation on DIN rails for efficient system integration.
5High Accuracy: Offers high accuracy with successive approximation A/D conversion and 16-bit two's complement representation.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Width	118 mm	Height	117 mm
Length	116 mm	EMC note	EMC: class A product, see manufacturer's declaration in the download area
Color	green	Connection method	ST local bus connector
Transmission speed	500 kbps	Transmission physics	Copper
Product type	I/O component	Product family	Smart Terminal ST
Type	modular INTERBUS Smart Terminal	No. of channels	4
Maximum power dissipation for nominal condition	1.56 W	Test section	Bus/Inputs 500 V AC 50 Hz 1 min Supply voltage/inputs 500 V AC 50 Hz 1 min Supply voltage/Ground conductor 500 V AC 50 Hz 1 min I/O voltage/Ground conductor 500 V AC 50 Hz 1 min
Communications power U	9 V DC (from the ST local bus)	I/O voltage	± 24 V DC 5 % (ripple)
I/O voltage range	20 V DC ... 30 V DC	Max. current consumption	125 mA (without passive sensors)
Typical current consumption	65 mA (without passive sensors)	Connection name	Terminal block
Connection method	Screw connection	Conductor cross section rigid	0.2 mm² ... 2.5 mm²
Conductor cross section flexible	0.2 mm² ... 2.5 mm²	Conductor cross section AWG	24 ... 12
Stripping length	8 mm	Connection method	Screw connection
Conductor cross section, rigid	0.2 mm² ... 2.5 mm²	Conductor cross section, flexible	0.2 mm² ... 2.5 mm²
Conductor cross section AWG	24 ... 12	Stripping length	8 mm
Degree of protection	IP20	Mounting type	DIN rail mounting

Specifications may be subject to change without notice