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2700838

Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
PHX2700838
MPN
IB ST 24 AI 4/EF
Weight
0.585 kg
This product is Not Cancellable/Not Returnable
Series IB-ST

IB ST 24 AI 4/EF - I/O module

INTERBUS-ST analog input module, 4 inputs, 0 - 10 V, ±10 V, 0 - 20 mA, 4 - 20 mA, IP20 protection, consisting of: terminal part with screw connection and module electronics

  • 4 analog, differential input channels for the connection of either voltage or current signals
  • Connection of sensors in 2-, 3-, and 4-conductor technology
  • Sensor supply +15 V DC
Technical Specifications

Dimensions

Width118 mm
Height116 mm
Depth117 mm

ST local bus

No. of channels2
Connection MethodST local bus connector
Transmission Speed500 kbps
Transmission physicsCopper

Module

ID code (dec.)126
ID code (hex)7E
Length code (hex)4
Length code (dec)4
Input address area8 Byte
Output address area0 Byte
Register length8 Byte

Analog: General

Input nameAnalog inputs
Number of Inputsmax. 4 (differential inputs, voltage or current)
A/D conversion timemax. 10 µs (per channel)
Connection technology2-, 3-, 4-conductor (shielded)
Measuring PrincipleSuccessive approximation
Measured value representation16 bit two's complement

Analog: Voltage inputs

Number of Inputs4 (differential inputs, voltage)
A/D converter resolution12 bit (4096 steps; 4.88 mV/quantization step (BP mode); 2.44 mV/quantization step (SF and SF4 mode))
Voltage input signal0 V ... 10 V (SF and SF4 mode)
Voltage input signal-10 V ... 10 V (Mode BP)
Input resistance of voltage input200 kΩ
Common mode voltage range signal - ground-35 V DC ... 35 V DC

Analog:

Number of Inputs4 (Differential inputs, current)
A/D conversion timemax. 10 µs
A/D converter resolution12 bit (4096 steps; 4.88 μA/quantization step (SF mode); 3.91 µA (SF4 mode); 7.8 µA (BP mode))
Current Input Signal0 mA ... 20 mA (SF mode)
Current Input Signal4 mA ... 20 mA (BP and SF4 mode)
Input resistance current input50 Ω

Product properties

Typemodular
TypeINTERBUS Smart Terminal
Operating modeProcess data mode with 4 words
Diagnostics messagesFailure of the internal I/O supply I/O error message sent to the bus coupler
Diagnostics messagesF1 fuse failure I/O error message sent to the bus coupler
Diagnostics messagesI/O supply failure I/O error message sent to the bus coupler

Supply: Module electronics

Connection MethodST local bus connector
DesignationCommunications power
Supply Voltage9 V DC (from the ST local bus)
Current consumptiontyp. 54 mA
Current consumptionmax. 80 mA
Power consumptiontyp. 0.5 W

Supply: Periphery supply voltage

DesignationUS
Supply Voltage24 V DC
Supply Voltage Range19.5 V DC ... 30.2 V DC (including all tolerances, including ripple)
Current consumptiontyp. 45 mA (Ib = 0 mA (Ib = total current for supplying passive sensors for all channels))
Current consumptiontyp. 120 mA (Ib = 100 mA (Ib = total current for supplying passive sensors for all channels))

Supply: Passive sensor supply

DesignationUB (generated internally)
Supply Voltage15 V ±6 %
Current consumptionmax. 100 mA (Total for all channels)

Electrical isolation/isolation of the voltage ranges

Test voltage: Bus/Inputs500 V AC, 50 Hz, 1 min.
Test voltage: Supply voltage/inputs500 V AC, 50 Hz, 1 min.
Test voltage: Supply voltage/Ground conductor500 V AC, 50 Hz, 1 min.
Test voltage: I/O voltage/Ground conductor500 V AC, 50 Hz, 1 min.

Connection technology

Connection nameTerminal block

Conductor connection

Connection MethodScrew connection
Conductor cross section rigid0.2 mm² ... 2.5 mm²
Conductor cross section flexible0.2 mm² ... 2.5 mm²
Conductor cross section AWG24 ... 12
Stripping length8 mm

Terminal block

Connection MethodScrew connection
Conductor cross section, rigid0.2 mm² ... 2.5 mm²
Conductor cross section, flexible0.2 mm² ... 2.5 mm²
Conductor cross section AWG24 ... 12
Stripping length8 mm

Ambient conditions

Ambient Temperature (Operation)-25 °C ... 55 °C
Degree of ProtectionIP20
Air pressure (operation)80 kPa ... 106 kPa (up to 2000 m above sea level)
Air pressure (storage/transport)80 kPa ... 106 kPa (up to 2000 m above sea level)
Ambient temperature (storage/transport)-25 °C ... 70 °C
Permissible humidity (operation)10 % ... 95 % (non-condensing)
Permissible humidity (storage/transport)10 % ... 95 % (non-condensing)

Standards and Regulations

Protection classIII (IEC 61140, EN 61140, VDE 0140-1)

Mounting

Mounting TypeDIN rail mounting
Accessories

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