» IFM Electronic » IFM AL4042 Ethernet module with Modbus TCP interface

IFM AL4042 Ethernet module with Modbus TCP interface


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ETH Module SL MB 16DI IP67

  • Fieldbus module with digital inputs
  • Direct connection of sensors to the fieldbus for a clear wiring structure
  • High-frequency counter function integrated in the Ethe
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Application I/O modules for field applications
Daisy-chain function fieldbus interface
Electrical data
Operating voltage [V] 20…30 DC; (US ; to SELV/PELV)
Current consumption [mA] 200…3900; (US)
Protection class III
Sensor supply US
Max. current load total [A] 3.6
Inputs / outputs
Number of inputs and outputs Number of digital inputs: 16
Number of digital inputs 16; (type 2 according to IEC 61131-2)
Switching level high [V] 11…30
Switching level low [V] 0…5
Digital inputs protected against short circuits yes
Software / programming
Parameter setting options counter function
Functions and parameters
function CTU (Up Counter), CTD (Down Counter), CTUD (Up-Down Counter), CTDIR (Direction Counter)
number 8 (1 counter for each port)
count frequency 4500 Hz
main counter 32 Bit (0…4.294.967.295)
batch counter 16 Bit (0…65.535)
Communication interface Ethernet
Ethernet – Modbus TCP
Transmission standard 10Base-T; 100Base-TX
Transmission rate 10 MBit/s; 100 MBit/s
Protocol Modbus TCP
Factory settings
IP address:
subnet mask:
gateway IP address:
MAC address: see type label
Operating conditions
Ambient temperature [°C] -25…60
Storage temperature [°C] -25…85
Max. relative air humidity [%] 90
Protection IP 65; IP 66; IP 67
Protection rating (NEMA 250) 6P
Pollution degree 2
Chemical media
ISO 16750-5 AA, BA, BD, HLP, CC, DB, DC, DD, CA
NEMA 250 5.13.1 AA
Tests / approvals
EN 61000-6-2
EN 61000-6-4
Shock resistance
DIN EN 60068-2-27
Vibration resistance
DIN EN 60068-2-64 2009-04
DIN EN 60068-2-6 2008-10
Mechanical data
Weight [g] 406.2
Materials housing: PA orange; socket: brass nickel-plated
Sealing material FKM
For further information please see the operating instructions.
Pack quantity 1 pcs.
Electrical connection – Ethernet
IN / OUT X21, X22 Connector: M12; coding: D; Sealing: FKM
Electrical connection – Process connection
Digital Input X01…X08 Connector: M12; coding: A; Sealing: FKM
Electrical connection – power supply
X31 Connector: M12; coding: A

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