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Phoenix Contact 2700842
AllPLC & HMII/O systemsI/O systems for the control cabinet (IP20)

2700842

Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
PHX2700842
MPN
IB ST 24 BAI 8/EF
Weight
0.592 kg
Series IB-ST

IB ST 24 BAI 8/EF - I/O module

INTERBUS-ST analog input module, 8 inputs, 0 - 5 V, 0 - 10 V, 0 - 25 V, 0 - 50 V, 0 - 20 mA, 4 - 20 mA, 0 - 40 mA, 0 - 60 mA, IP20 protection, consisting of: terminal part with screw connection and module electronics

  • 8 analog inputs for the connection of either voltage or current signals
  • Connection of sensors in 2-conductor technology
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.)127
ID code (hex)7F
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. 8 (Voltage or current)
A/D conversion timemax. 10 µs (per channel)
Connection technology2, 3-conductor
Measuring PrincipleSuccessive approximation
Measured value representation8 bit straight binary (default) or 12 bit two’s complement (can be parameterized)

Analog: Voltage inputs

Number of Inputs8 (Voltage inputs)
A/D converter resolution12 bit (4096 steps; 2.44 mV/quantization steps)
A/D converter resolution8 bit (256 steps; 39 mV/quantization steps)
Voltage input signal0 V ... 10 V
Voltage input signal0 V ... 5 V
Voltage input signal0 V ... 25 V
Voltage input signal0 V ... 50 V
Input resistance of voltage input150 kΩ

Analog:

Number of Inputs8 (Current inputs)
A/D conversion timemax. 10 µs
A/D converter resolution12 bit (4096 steps; 3.91 µA/quantization steps)
A/D converter resolution8 bit (256 steps; 62.7 µA/quantization steps)
Current Input Signal4 mA ... 20 mA
Current Input Signal0 mA ... 20 mA
Current Input Signal0 mA ... 40 mA
Current Input Signal0 mA ... 60 mA (rms)
Current Input Signal0 mA ... 100 mA (peak)
Input resistance current input77 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
  • Phoenix Contact2836492
    2836492
    IB ST LBC - Spare local bus cable, for INTERBUS-ST modules
  • Phoenix Contact2836269
    2836269
    EB 84 IB ST BU - Insertion bridges, divisible, isolated comb spine, color blue, 84-pos.
  • Phoenix Contact2836272
    2836272
    EB 84 IB ST RD - Insertion bridges, divisible, isolated comb spine, color red, 84-pos.
  • Phoenix Contact2753452
    2753452
    IBS TR5 0,2AT - Replacement fuse, for INTERBUS-ST modules
  • Phoenix Contact2753478
    2753478
    IBS TR5 0,4AT - Replacement fuse, for INTERBUS-ST modules

Why Proax for Phoenix Contact 2700842?

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Additional Information
Pack Size1
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